Prof. Selçuk BİLİR

Publication Network

Articles 136

1. Selected β Cephei pulsators in eclipsing binaries

Çakirli O., Hoyman B., Özdarcan O., BİLİR S.

Monthly Notices of the Royal Astronomical Society , vol.543, no.3, pp.2958-2973, 2025 (SCI-Expanded, Scopus)

2. A Multidata Approach to Open Clusters: Roslund 3 and Ruprecht 174 in CCD UBV and Gaia DR3 Context

Karagöz H., Yontan T., Bilir S., Plevne O., Ak T., Ak S., et al.

Astronomical Journal , vol.170, no.3, 2025 (SCI-Expanded, Scopus)

3. **A Comprehensive Study of Czernik 41 and NGC 1342 Using CCD UBV and Gaia DR3 Data**

TANIK ÖZTÜRK B., BİLİR S., YONTAN T., PLEVNE O., AK T., AK S., et al.

ASTRONOMICAL JOURNAL , vol.170, no.3, 2025 (SCI-Expanded)

4. Stellar Ancestry Unlocked: Chemical and Orbital Clues Link Metal-poor Stars to Globular Clusters and the Galaxy's Thick Disk

Yolalan G., Şahin T., Bilir S., Plevne O.

ASTRONOMICAL JOURNAL , vol.170, no.2, 2025 (SCI-Expanded)

5. Tracing the Galactic Origins of Selected Four G-type Stars in the Solar Neighborhood

Cinar D. C., Bilir S., Şahin T., Plevne O.

ASTRONOMICAL JOURNAL , vol.170, no.1, 2025 (SCI-Expanded, Scopus)

6. Exploring the empirical instability strip for γ Dor-type stars in eclipsing binaries

Çakırlı Ö., Hoyman B., Ozdarcan O., Bilir S.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.538, no.2, pp.726-744, 2025 (SCI-Expanded, Scopus)

7. Structural Parameters of the Thin Disk Population from Evolved Stars in the Solar Neighborhood

Iyisan S., Bilir S., Önal Taş Ö., Plevne O.

ASTRONOMICAL JOURNAL , vol.169, no.3, 2025 (SCI-Expanded, Scopus)

8. Unveiling the Origins and Dynamics of the Hierarchical Triple Star System CN Lyn

Yücel G., Bakış V., Canbay R., Alan N., Banks T., Bilir S.

ASTRONOMICAL JOURNAL , vol.169, no.2, 2025 (SCI-Expanded, Scopus)

9. Kinematics of Cataclysmic Variables in the Solar Neighborhood in the Gaia Era

Canbay R., Ak T., Bilir S., Soydugan F., Eker Z.

ASTRONOMICAL JOURNAL , no.2, 2025 (SCI-Expanded, Scopus)

10. Near-infrared Spectroscopy of the Sun and Solar Analog Star HD 76151: Compiling an Extensive Line List in the Y, J, H, and K Bands

Şentürk S. A., Şahin T., Güney F., Bilir S., Marışmak M.

ASTROPHYSICAL JOURNAL , vol.976, no.2, pp.1-26, 2024 (SCI-Expanded, Scopus)

11. Radial Metallicity Gradients for the Chemically Selected Galactic Thin Disc Main-Sequence Stars

Akbaba F., AK T., BİLİR S., PLEVNE O., ÖNAL TAŞ Ö., Seabroke G.

Astronomische Nachrichten , vol.345, no.9-10, 2024 (SCI-Expanded, Scopus)

12. Photometric and Kinematic Studies of Open Clusters Ruprecht 1 and Ruprecht 171

ÇAKMAK H., YONTAN T., BİLİR S., Banks T. S., Michel R., SOYDUGAN E., et al.

ASTRONOMISCHE NACHRICHTEN , vol.345, no.8, 2024 (SCI-Expanded, Scopus)

13. Cover Picture: Astron. Nachr. 8/2024

Bilir S.

ASTRONOMISCHE NACHRICHTEN , vol.345, no.8, pp.1, 2024 (SCI-Expanded)

14. Spectroscopic and dynamic orbital analyses of metal‐poor and high proper‐motion stars: I. HD 8724 and HD 195633

Marışmak M., Şahin T., Güney F., Plevne O., Bilir S.

ASTRONOMISCHE NACHRICHTEN , vol.345, no.6-7, pp.1-19, 2024 (SCI-Expanded, Scopus)

15. Updated absolute parameters and kinematics of IS CMa

Evcil S., Adalali S., Alan N., Canbay R., Bilir S.

ASTRONOMISCHE NACHRICHTEN , vol.345, no.6-7, 2024 (SCI-Expanded, Scopus)

16. Hyperfine Structure Investigation of Singly Ionized Thulium in Fourier-transform Spectra

Kebapcı T. Y., Parlatan Ş., Sert S., Kanat Öztürk İ., Başar G., Şahin T., et al.

ASTROPHYSICAL JOURNAL , vol.970, pp.1-12, 2024 (SCI-Expanded, Scopus)

17. Fundamentals of Stars: A Critical Look at Mass-Luminosity Relations and Beyond

Eker Z., Soydugan F., Bilir S.

Physcis and Astronomy Reports , vol.2, no.1, pp.41-57, 2024 (Peer-Reviewed Journal)

18. An Updated Line List for Spectroscopic Investigation of G Stars- I: Redetermination of the Abundances in the Solar Photosphere

Şahin T., Marışmak M., Çınar N., Bilir S.

Physics and Astronomy Reports , vol.1, no.2, pp.54-64, 2023 (Peer-Reviewed Journal)

19. **CCD UBV and Gaia DR3 Analyses of the Open Clusters King 6 and NGC 1605**

Gokmen S., Eker Z., YONTAN T., BİLİR S., Tansel A. K., Serap A. K., et al.

ASTRONOMICAL JOURNAL , vol.166, no.6, 2023 (SCI-Expanded, Scopus)

20. CCD UBV and Gaia DR3 based analysis of NGC 189, NGC 1758 and NGC 7762 open clusters

Yontan T., Bilir S., Çakmak H., Michel R., Banks T., Soydugan E., et al.

Advances in Space Research , vol.72, no.4, pp.1454-1473, 2023 (SCI-Expanded, Scopus)

21. A Chandra X-ray study of supernova remnant N63A in the Large Magellanic Cloud

Karagoz E., Alan N., BİLİR S., AK S.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.523, no.1, pp.41-54, 2023 (SCI-Expanded, Scopus) Sustainable Development

22. Galactic Model Parameters and Spatial Density of Cataclysmic Variables in the Gaia Era: New Constraints on Population Models

Canbay R., Bilir S., Özdönmez A., Ak T.

ASTRONOMICAL JOURNAL , vol.165, no.4, 2023 (SCI-Expanded, Scopus)

23. A Silent Revolution in Fundamental Astrophysics

Eker Z., Soydugan F., Bakış V., Bilir S., Steer I.

ASTRONOMICAL JOURNAL , vol.164, no.5, pp.1-6, 2022 (SCI-Expanded, Scopus)

24. Türkiye'de Astronomi ve Astrofizik Araştırmalarının Çıktıları ve Etkileri - I: 2020 Yayınları

Bilir S., Göğüş E., Soydugan F., Dursun D. C., Tanık Öztürk B., Özel C.

Turkish Journal of Astronomy and Astrophysics , vol.3, no.1, pp.1-7, 2022 (Peer-Reviewed Journal)

25. A Photometric and Astrometric Study of the Open Clusters NGC 1664 and NGC 6939

Koç S., Yontan T., Bilir S., Canbay R., Ak T., Banks T., et al.

ASTRONOMICAL JOURNAL , vol.163, no.4, 2022 (SCI-Expanded, Scopus)

26. Spatially Resolved Chandra Spectroscopy of Supernova Remnant DEM L71 in the Large Magellanic Cloud

Alan N., BİLİR S.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.511, no.4, pp.5018-5031, 2022 (SCI-Expanded, Scopus) Sustainable Development

27. A STUDY OF THE NGC 1193 AND NGC 1798 OPEN CLUSTERS USING CCD UBV PHOTOMETRIC AND GAIA EDR3 DATA

YONTAN T., ÇAKMAK H., BİLİR S., Banks T., Raul M., Canbay R., et al.

REVISTA MEXICANA DE ASTRONOMIA Y ASTROFISICA , vol.58, no.2, pp.333-353, 2022 (SCI-Expanded, Scopus) Sustainable Development

28. Standard stellar luminosities: what are typical and limiting accuracies in the era after Gaia?

Eker Z., Soydugan F., Bilir S., Bakis V.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.507, no.3, pp.3583-3592, 2021 (SCI-Expanded, Scopus)

29. A study of the Czernik 2 and NGC 7654 open clusters using CCD UBV photometric and Gaia EDR3 data

Akbulut B., Ak S., Yontan T., Bilir S., Ak T., Banks T., et al.

Astrophysics and Space Science , vol.366, no.7, 2021 (SCI-Expanded, Scopus)

30. On the zero point constant of the bolometric correction scale

Eker Z., Bakis V., Soydugan F., Bilir S.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.503, no.3, pp.4231-4241, 2021 (SCI-Expanded, Scopus)

31. A study of open clusters Frolov 1 and NGC 7510 using CCD UBV photometry and Gaia DR2 astrometry

Yontan T., Bilir S., Ak T., Akbulut B., Canbay R., Banks T., et al.

ASTRONOMISCHE NACHRICHTEN , vol.342, no.3, pp.538-552, 2021 (SCI-Expanded, Scopus)

32. İstanbul Üniversitesi Teleskoplarının Otomasyonu

Aliş S., Güver T., Ege E., Tüysüz M., Püsküllü Ç., Fişek S., et al.

Turkish Journal of Astronomy and Astrophysics , vol.1, no.2, pp.759-760, 2020 (Conference Book)

33. Kepler Binary Stars in the NGC 6819 Open Cluster: KIC 5113146 and KIC 5111815

SOYDUGAN E., ALİÇAVUŞ F., SOYDUGAN F., Bilir S.

ASTRONOMICAL JOURNAL , vol.160, no.6, 2020 (SCI-Expanded, Scopus)

34. On the Origin of Metal-poor Stars in the Solar Neighborhood

ŞAHİN T., BİLİR S.

ASTROPHYSICAL JOURNAL , vol.899, no.1, 2020 (SCI-Expanded, Scopus)

35. Empirical bolometric correction coefficients for nearby main-sequence stars in the Gaia era

Eker Z., Soydugan F., Bilir S., Bakış V., Aliçavuş F., Özer Ş., et al.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.496, pp.3887-3905, 2020 (SCI-Expanded, Scopus)

36. Multiwavelength Absolute Magnitudes and Colors of Red Clump Stars in the Gaia Era

Plevne O., Taş O. O., Bilir S., Seabroke G. M.

ASTROPHYSICAL JOURNAL , vol.893, 2020 (SCI-Expanded, Scopus)

37. Vilnius photometry and Gaia astrometry of Melotte 105

Banks T., Yontan T., Bilir S., Canbay R.

JOURNAL OF ASTROPHYSICS AND ASTRONOMY , vol.41, 2020 (SCI-Expanded, Scopus)

38. Bridging the ultraviolet and optical regions: Transformation equations between GALEX and UBV photometric systems

Bilir S., Alan N., Guctekin S. T., Celebi M., Yontan T., Plevne O., et al.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA , vol.37, 2020 (SCI-Expanded, Scopus)

39. Metallicity and absolute magnitude calibrations for F-G type main-sequence stars in the Gaia era

Çelebi M., Bilir S., Ak S., Ak T., Bostanci Z. F., Yontan T.

ASTROPHYSICS AND SPACE SCIENCE , vol.364, no.10, 2019 (SCI-Expanded, Scopus)

40. Study of eclipsing binary and multiple systems in OB associations V: MQ Cen in Crux OB1

BAKIŞ V., Mikulasek Z., JANIK J., Zejda M., TUNÇ E., Nitschelm C., et al.

ASTROPHYSICS AND SPACE SCIENCE , vol.364, no.9, 2019 (SCI-Expanded, Scopus)

41. CCD UBV photometric and Gaia astrometric study of eight open clusters-ASCC 115, Collinder 421, NGC 6793, NGC 7031, NGC 7039, NGC 7086, Roslund 1 and Stock 21

Yontan T., Bilir S., Bostanci Z. F., Ak T., Ak S., Güver T., et al.

ASTROPHYSICS AND SPACE SCIENCE , vol.364, no.9, 2019 (SCI-Expanded, Scopus)

42. A Detailed Archival CHANDRA Study of the Young Core-collapse Supernova Remnant 1E 0102.2-7219 in the Small Magellanic Cloud

Alan N., Park S., Bilir S.

ASTROPHYSICAL JOURNAL , vol.873, 2019 (SCI-Expanded, Scopus)

43. Line Identification of Atomic and Ionic Spectra of Holmium in the Visible Spectral Range. II. Spectrum of Ho II and Ho III

Ozdalgic B., Başar G., Güzelçimen F., Ozturk İ., Ak T., Bilir S., et al.

ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES , vol.240, 2019 (SCI-Expanded, Scopus)

44. Vertical and radial metallicity gradients in high latitude galactic fields with SDSS

Guctekin S. T., Bilir S., Karaali S., Plevne O., Ak S.

ADVANCES IN SPACE RESEARCH , vol.63, pp.1360-1373, 2019 (SCI-Expanded, Scopus)

45. Analysis of the disc components of our galaxy via kinematic and spectroscopic procedures

Karaali S., Bilir S., Gokce E., Plevne O.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA , vol.36, 2019 (SCI-Expanded, Scopus)

46. Interrelated main-sequence mass-luminosity, mass-radius, and mass-effective temperature relations

Eker Z., Bakış V., Bilir S., Soydugan F., Steer I., Soydugan E., et al.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.479, pp.5491-5511, 2018 (SCI-Expanded, Scopus)

47. CCD UBV photometric study of five open clusters-Dolidze 36, NGC 6728, NGC 6800, NGC 7209, and Platais 1

Bostanci Z. F., Yontan T., Bilir S., Ak T., Guver T., Ak S., et al.

ASTROPHYSICS AND SPACE SCIENCE , vol.363, no.7, 2018 (SCI-Expanded, Scopus)

48. Local stellar kinematics from RAVE data-VIII. Effects of the Galactic disc perturbations on stellar orbits of red clump stars

Taş O., Bilir S., Plevne O.

ASTROPHYSICS AND SPACE SCIENCE , vol.363, 2018 (SCI-Expanded, Scopus)

49. Photometric calibration of the [alpha/Fe] element: II. Calibration with SDSS photometry

Gokce E., Bilir S., Karaali S., Plevne O.

ASTROPHYSICS AND SPACE SCIENCE , vol.362, 2017 (SCI-Expanded, Scopus)

50. Line Identification of Atomic and Ionic Spectra of Holmium in the Near-UV. II. Spectra of HoII and HoIII

Başar G., Al-Labady N., Ozdalgic B., Güzelçimen F., Er A., Ozturk İ., et al.

ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES , vol.228, 2017 (SCI-Expanded, Scopus)

51. Metallicity calibration and photometric parallax estimation: II. SDSS photometry

Güçtekin S. T., Bilir S., Karaali S., Plevne O., Ak S., Ak T., et al.

ASTROPHYSICS AND SPACE SCIENCE , vol.362, no.1, 2017 (SCI-Expanded, Scopus)

52. Photometric calibration of the [alpha/Fe] element: I. Calibration with U BV photometry

Karaali S., Gökçe E. Y., Bilir S.

ASTROPHYSICS AND SPACE SCIENCE , vol.361, 2016 (SCI-Expanded, Scopus)

53. CCD UBV photometry and kinematics of the open cluster NGC 225

Bilir S., Bostanci Z. F., Yontan T., Güver T., Bakış V., Ak T., et al.

ADVANCES IN SPACE RESEARCH , vol.58, no.9, pp.1900-1914, 2016 (SCI-Expanded, Scopus)

54. Study of Eclipsing Binary and Multiple Systems in OB Associations IV: Cas OB6 Member DN Cas

Bakış V., Bakış H., Bilir S., Eker Z.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA , vol.33, 2016 (SCI-Expanded, Scopus)

55. Local Stellar Kinematics from RAVE data-VII. Metallicity Gradients from Red Clump Stars

Taş Ö., Bilir S., Seabroke G. M., Karaali S., Ak S., Ak T., et al.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA , vol.33, 2016 (SCI-Expanded, Scopus)

56. Metallicity calibration and photometric parallax estimation: I. UBV photometry

Güçtekin S. T., Bilir S., Karaali S., Ak S., Ak T., Bostanci Z. F.

ASTROPHYSICS AND SPACE SCIENCE , vol.361, no.6, 2016 (SCI-Expanded, Scopus)

57. CCD UBV photometry of the open cluster NGC 6819

Ak T., Bostanci Z. F., Yontan T., Bilir S., Güver T., Ak S., et al.

ASTROPHYSICS AND SPACE SCIENCE , vol.361, 2016 (SCI-Expanded, Scopus)

58. Local Stellar Kinematics from RAVE Data - VI. Metallicity Gradients Based on the F-G Main-Sequence Stars

Plevne O., Ak T., Karaali S., Bilir S., Ak S., Bostanci Z. F.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA , vol.32, 2015 (SCI-Expanded, Scopus)

59. A comprehensive study of the open cluster NGC 6866

Bostanci Z. F., Ak T., Yontan T., Bilir S., Guver T., Ak S., et al.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.453, no.1, pp.1095-1107, 2015 (SCI-Expanded, Scopus)

60. TOWARD UNDERSTANDING THE NATURE OF THE YOUNG DETACHED BINARY SYSTEM HD 350731

Soydugan F., Alicavus F., Bilir S., Soydugan E., Puskullu C., Senyuz T.

ASTRONOMICAL JOURNAL , vol.150, 2015 (SCI-Expanded, Scopus)

61. The Galactic kinematics of cataclysmic variables

Ak T., Bilir S., Ozdonmez A., Soydugan F., Soydugan E., Püsküllü Ç., et al.

ASTROPHYSICS AND SPACE SCIENCE , vol.357, no.1, 2015 (SCI-Expanded, Scopus)

62. A new ranking scheme for the institutional scientific performance

Bilir S., Göğüş E., Tas Ö., Yontan T.

JOURNAL OF SCIENTOMETRIC RESEARCH , vol.4, no.2, pp.70-76, 2015 (ESCI, Scopus)

63. MAIN-SEQUENCE EFFECTIVE TEMPERATURES FROM A REVISED MASS-LUMINOSITY RELATION BASED ON ACCURATE PROPERTIES

Eker Z., Soydugan F., Soydugan E., Bilir S., Gokce E. Y., Steer I., et al.

ASTRONOMICAL JOURNAL , vol.149, 2015 (SCI-Expanded, Scopus)

64. Solar Space Density of the Red Clump Stars and the Scale-Length of the Thin Disc

Gokce E. Y., Karaali S., Duran S., Bilir S., Yalcınkaya A., Ak S., et al.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA , vol.32, 2015 (SCI-Expanded, Scopus)

65. CCD UBVRI photometry of NGC 6811

Yontan T., Bilir S., Bostanci Z. F., Ak T., Karaali S., Guver T., et al.

ASTROPHYSICS AND SPACE SCIENCE , vol.355, pp.267-281, 2015 (SCI-Expanded, Scopus)

66. Galactic model parameters of cataclysmic variables: Results from a new absolute magnitude calibration with 2MASS and WISE

Özdönmez A., Ak T., Bilir S.

NEW ASTRONOMY , vol.34, pp.234-244, 2015 (SCI-Expanded, Scopus)

67. Absolute Magnitude Calibration for Dwarfs Based on the Colour-Magnitude Diagrams of Galactic Clusters

Karaali S., Gokce E., Bilir S., Guctekin S. T.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA , vol.31, 2014 (SCI-Expanded, Scopus)

68. STUDY OF ECLIPSING BINARY AND MULTIPLE SYSTEMS IN OB ASSOCIATIONS. II. THE CYGNUS OB REGION: V443 Cyg, V456 Cyg, AND V2107 Cyg

Bakış V., Hensberge H., Bilir S., Bakış H., Yılmaz F., Kiran E., et al.

ASTRONOMICAL JOURNAL , vol.147, 2014 (SCI-Expanded, Scopus)

69. Transit timing analysis in the HAT-P-32 system

Seelıger M., Dımıtrov D., Kjurkchıeva D., Mallonn M., Fernandez M., Kıtze M., et al.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.441, pp.304-315, 2014 (SCI-Expanded, Scopus)

70. The Catalogue of Stellar Parameters from the Detached Double-Lined Eclipsing Binaries in the Milky Way

Eker Z., Bilir S., Soydugan F., Gokce E. Y., Soydugan E., Tüysüz M., et al.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA , vol.31, 2014 (SCI-Expanded, Scopus)

71. The early-type near-contact binary system V337 Aql revisited

Tüysüz M., Soydugan F., Bilir S., Soydugan E., Senyuz T., Yontan T.

NEW ASTRONOMY , vol.28, pp.44-48, 2014 (SCI-Expanded, Scopus)

72. Colour Transformations between BVRc and g ' r ' i ' Photometric Systems for Giant Stars

Ak S., Ak T., Karaali S., Bilir S., Guctekin S. T., Taş O., et al.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA , vol.31, 2014 (SCI-Expanded, Scopus) Sustainable Development

73. Local Stellar Kinematics from RAVE data - V. Kinematic Investigation of the Galaxy with Red Clump Stars

Karaali S., Bilir S., Ak S., Gokce E., Onal O., Ak T.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA , vol.31, 2014 (SCI-Expanded, Scopus)

74. First identification and absolute magnitudes of the red clump stars in the Solar neighbourhood for WISE

Gokce E. Y., Bilir S., Ozturkmen N. D., Duran S., Ak T., Ak S., et al.

NEW ASTRONOMY , vol.25, pp.19-26, 2013 (SCI-Expanded, Scopus)

75. Research performance of Turkish astronomers in the period of 1980-2010

Bilir S., Gogus E., Onal O., Ozturkmen N. D., Yontan T.

SCIENTOMETRICS , vol.97, pp.477-489, 2013 (SCI-Expanded, SSCI, Scopus)

76. A new absolute magnitude calibration for red clump stars

Bilir S., Ak T., Ak S., Yontan T., Bostanci Z. F.

NEW ASTRONOMY , pp.88-97, 2013 (SCI-Expanded, Scopus)

77. Local Stellar Kinematics from RAVE Data: IV. Solar Neighbourhood Age-Metallicity Relation

Duran S., Ak S., Bilir S., Karaali S., Ak T., Bostanci Z. F., et al.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA , vol.30, 2013 (SCI-Expanded, Scopus)

78. Population types of cataclysmic variables in the solar neighbourhood

Ak T., Bilir S., Guver T., Cakmak H., Ak S.

NEW ASTRONOMY , vol.22, pp.7-14, 2013 (SCI-Expanded, Scopus)

79. Absolute magnitude calibration for red clump stars

Karaali S., Bilir S., Gokce E. Y.

ASTROPHYSICS AND SPACE SCIENCE , vol.346, pp.89-104, 2013 (SCI-Expanded, Scopus)

80. Luminosity-colour relations for red clump stars

Bilir S., Onal Ö., Karaali S., Cabrera-Lavers A., Cakmak H.

ASTROPHYSICS AND SPACE SCIENCE , no.2, pp.417-427, 2013 (SCI-Expanded, Scopus) Sustainable Development

81. Absolute Magnitude Calibration for Giants Based on the Colour-Magnitude Diagrams of Galactic Clusters. II. Calibration with SDSS

Karaali S., Bilir S., Gokce E. Y.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA , vol.30, 2013 (SCI-Expanded, Scopus)

82. Absolute Magnitude Calibration for Red Giants Based on the Colour-Magnitude Diagrams of Galactic Clusters. III. Calibration with 2MASS

Karaali S., Bilir S., Gokce E. Y.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA , vol.30, 2013 (SCI-Expanded, Scopus)

83. Local stellar kinematics from RAVE data - III. Radial and vertical metallicity gradients based on red clump stars

Bilir S., Karaali S., Ak S., Onal O., Dagtekin N. D., Yontan T., et al.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.421, pp.3362-3374, 2012 (SCI-Expanded, Scopus)

84. Local stellar kinematics from RAVE data - II. Radial metallicity gradient

Coskunoglu B., Ak S., Bilir S., Karaali S., Onal Ö., Yaz E., et al.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.419, pp.2844-2854, 2012 (SCI-Expanded, Scopus)

85. Absolute-Magnitude Calibration for Red Giants Based on Colour-Magnitude Diagrams of Galactic Clusters: I. Calibration in V and B-V

Karaali S., Bilir S., Gokce E. Y.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA , vol.29, no.4, pp.509-522, 2012 (SCI-Expanded, Scopus)

86. Transformations from WISE to 2MASS, SDSS and BVI Photometric Systems: II. Transformation Equations for Red-Clump Stars

Bilir S., Karaali S., Dagtekin N. D., Onal O., Ak S., Ak T., et al.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA , vol.29, pp.121-131, 2012 (SCI-Expanded, Scopus)

87. Identification of field dwarfs and giants in the second Radial Velocity Experiment Data Release

Bilir S., Karaali S., Ak S., Onal O., Coskunoglu B., Seabroke G. M.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.418, pp.444-455, 2011 (SCI-Expanded, Scopus)

88. Samanyolu'nun Kalbi

Bilir S., Yontan T., Önal Taş Ö.

Popüler Bilim , no.211, pp.27-32, 2011 (Non Peer-Reviewed Journal)

89. Transformations between the WISE, 2MASS, SDSS and BVRI photometric systems - I. Transformation equations for dwarfs

Bilir S., Karaali S., Ak S., Dagtekin N. D., Onal Ö., Yaz E., et al.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.417, no.3, pp.2230-2238, 2011 (SCI-Expanded, Scopus)

90. Study of Eclipsing Binary and Multiple Systems in OB Associations. I. Orion OB1a-IM Monocerotis

Bakis H., Bakis V., Bilir S., Mikulasek Z., Zejda M., Yaz E., et al.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF JAPAN , vol.63, pp.1079-1091, 2011 (SCI-Expanded, Scopus)

91. Local stellar kinematics from RAVE data - I. Local standard of rest

Coskunoglu B., Ak S., Bilir S., Karaali S., Yaz E., Gilmore G., et al.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.412, pp.1237-1245, 2011 (SCI-Expanded, Scopus)

92. An Improved Metallicity Calibration with UBV Photometry

Karaali S., Bilir S., Ak S., Yaz E., Coskunoglu B.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA , vol.28, no.2, pp.95-106, 2011 (SCI-Expanded, Scopus)

93. Absolute Dimensions and Apsidal Motion of the Young Detached System LT Canis Majoris

Bakis V., BULUT İ., Bilir S., Bakis H., Demircan O., Hensberge H.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF JAPAN , vol.62, no.5, pp.1291-1299, 2010 (SCI-Expanded, Scopus)

94. Transformations between the 2MASS, SDSS, and BVI photometric systems for late-type giants

Yaz E., Bilir S., Karaali S., Ak S., Coskunoglu B., Cabrera-Lavers A.

ASTRONOMISCHE NACHRICHTEN , vol.331, no.8, pp.807-816, 2010 (SCI-Expanded, Scopus)

95. The age of cataclysmic variables: A kinematical study

Ak T., Bilir S., Ak S., Coskunoglu K. B., EKER Z.

NEW ASTRONOMY , vol.15, no.6, pp.491-508, 2010 (SCI-Expanded, Scopus)

96. CCD BV and 2MASS photometric study of the open cluster NGC 1513

Bilir S., Guever T., Khamitov İ., Ak T., Ak S., Coskunoglu K. B., et al.

ASTROPHYSICS AND SPACE SCIENCE , vol.326, no.1, pp.139-150, 2010 (SCI-Expanded, Scopus)

97. The spectroscopic orbits of three double-lined eclipsing binaries: I. BG Ind, IM Mon, RS Sgr

Bakis V., Bakis H., Bilir S., SOYDUGAN F., SOYDUGAN E., DEMİRCAN O., et al.

NEW ASTRONOMY , vol.15, no.1, pp.1-7, 2010 (SCI-Expanded, Scopus)

98. A universal vertical stellar density distribution law for the Galaxy

Karaali S., Hamzaoglu E., Bilir S.

ASTROPHYSICS AND SPACE SCIENCE , vol.324, no.1, pp.23-30, 2009 (SCI-Expanded, Scopus)

99. SDSS absolute magnitudes for thin-disc stars based on trigonometric parallaxes

Bilir S., Karaali S., Ak S., Coskunoglu K. B., Yaz E., Cabrera-Lavers A.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.396, no.3, pp.1589-1595, 2009 (SCI-Expanded, Scopus)

100. Absolute parameters of the eclipsing binary V821 Cas from UBVRI light curves and radial velocities

ÇAKIRLI Ö., Ibanoglu C., Bilir S., SİPAHİ E.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.395, no.3, pp.1649-1656, 2009 (SCI-Expanded, Scopus)

101. New absolute magnitude calibrations for W Ursa Majoris type binaries

EKER Z., Bilir S., Yaz E., DEMİRCAN O., Helvaci M.

ASTRONOMISCHE NACHRICHTEN , vol.330, no.1, pp.68-76, 2009 (SCI-Expanded, Scopus)

102. Luminosity-colour relations for thin-disc main-sequence stars

Bilir S., Karaali S., Ak S., Yaz E., Cabrera-Lavers A., Coskunoglu K. B.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.390, no.4, pp.1569-1576, 2008 (SCI-Expanded, Scopus)

103. Absolute dimensions and apsidal motion of the eccentric binary V731 Cephei

Bakis V., Zejda M., BULUT İ., Wolf M., Bilir S., Bakis H., et al.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.390, no.1, pp.399-407, 2008 (SCI-Expanded, Scopus)

104. A catalogue of chromospherically active binary stars (third edition)

Eker Z., Ak N. F., Bilir S., Dogru D., Tueysuez M., SOYDUGAN E., et al.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.389, no.4, pp.1722-1726, 2008 (SCI-Expanded, Scopus)

105. New absolute magnitude calibrations for detached binaries

Bilir S., Ak T., SOYDUGAN E., SOYDUGAN F., Yaz E., Ak N. F., et al.

ASTRONOMISCHE NACHRICHTEN , vol.329, no.8, pp.835-844, 2008 (SCI-Expanded, Scopus)

106. Formation and evolution of W Ursa Majoris stars: fallacies and corrections

EKER Z., DEMİRCAN O., Bilir S.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.386, no.3, pp.1756-1758, 2008 (SCI-Expanded, Scopus)

107. Spatial distribution and galactic model parameters of cataclysmic variables

Ak T., Bilir S., Ak S., EKER Z.

NEW ASTRONOMY , vol.13, no.3, pp.133-143, 2008 (SCI-Expanded, Scopus)

108. Transformations between 2MASS, SDSS and BVRI photometric systems: bridging the near-infrared and optical

Bilir S., Ak S., Karaali S., Cabrera-Lavers A., Chonis T. S., Gaskell C. M.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.384, no.3, pp.1178-1188, 2008 (SCI-Expanded, Scopus)

109. Estimation of Galactic model parameters in high latitudes with SDSS

Bilir S., Cabrera-Lavers A., Karaali S., Ak S., Yaz E., Lopez-Corredoira M.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA , vol.25, no.2, pp.69-84, 2008 (SCI-Expanded, Scopus)

110. The metallicity distributions in high-latitudes with SDSS

Ak S., Bilir S., Karaali S., Buser R., Cabrera-Lavers A.

NEW ASTRONOMY , vol.12, no.8, pp.605-612, 2007 (SCI-Expanded, Scopus)

111. A new absolute magnitude calibration with 2MASS for cataclysmic variables

Ak T., Bilir S., Ak S., RETTER A.

NEW ASTRONOMY , vol.12, no.6, pp.446-453, 2007 (SCI-Expanded, Scopus)

112. Estimation of Galactic model parameters in high latitudes with 2MASS

Cabrera-Lavers A., Bilir S., Ak S., Yaz E., Lopez-Corredoira M.

ASTRONOMY & ASTROPHYSICS , vol.464, no.2, pp.565-571, 2007 (SCI-Expanded, Scopus)

113. Volume-limited dependent Galactic model parameters

Karaali S., Bilir S., Yaz E., Hamzaoğlu E., Buser R.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA , vol.24, no.4, pp.208-219, 2007 (SCI-Expanded, Scopus)

114. Estimation of galactic model parameters with the Sloan Digital Sky Survey and the metallicity distribution in two fields in the anti-centre direction of the Galaxy

Ak S., Bilir S., Karaali S., Buser R.

ASTRONOMISCHE NACHRICHTEN , vol.328, no.2, pp.169-177, 2007 (SCI-Expanded, Scopus)

115. Galactic longitude dependent galactic model parameters

Bilir S., Karaali S., Ak S., Yaz E., Hamzaoğlu E.

NEW ASTRONOMY , vol.12, no.3, pp.234-245, 2006 (SCI-Expanded, Scopus)

116. Dynamical evolution of active detached binaries on the log J(o)-log M diagram and contact binary formation

Eker Z., Demircan O., Bilir S., Karatas Y.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.373, no.4, pp.1483-1494, 2006 (SCI-Expanded, Scopus)

117. Investigation of the ELAIS field by Vega photometry: absolute magnitude-dependent Galactic model parameters

Bilir S., Karaali S., Gilmore G.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.366, no.4, pp.1295-1309, 2006 (SCI-Expanded, Scopus)

118. Mass loss and orbital period decrease in detached chromospherically active binaries

Demircan O., Eker Z., Karatas Y., Bilir S.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.366, no.4, pp.1511-1519, 2006 (SCI-Expanded, Scopus)

119. Separation of dwarf and giant stars with ROTSE-IIId

Bilir S., Guver T., Aslan M.

ASTRONOMISCHE NACHRICHTEN , vol.327, no.7, pp.693-697, 2006 (SCI-Expanded, Scopus)

120. Galactic model parameters for field giants separated from field dwarfs by their 2MASS and V apparent magnitudes

Bilir S., Karaali S., Güver T., Karataş Y., Ak S.

ASTRONOMISCHE NACHRICHTEN , vol.327, no.1, pp.72-81, 2006 (SCI-Expanded, Scopus)

121. Kinematics, ages and metallicities for F- and G-type stars in the solar neighbourhood

Karatas Y., Bilir S., Schuster W.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.360, pp.1345-1354, 2005 (SCI-Expanded, Scopus)

122. Kinematics of W Ursae Majoris type binaries and evidence of the two types of formation

Bilir S., Karatas Y., Demircan O., Eker Z.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.357, no.2, pp.497-517, 2005 (SCI-Expanded, Scopus)

123. New colour transformations for the sloan photometry, and revised metallicity calibration and equations for photometric parallax estimation

Karaali S., Bilir S., Tuncel S.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA , vol.22, no.1, pp.24-28, 2005 (SCI-Expanded, Scopus)

124. Absolute magnitudes for late-type dwarf stars for Sloan photometry

Bilir S., Karaali S., Tunçel S.

ASTRONOMISCHE NACHRICHTEN , vol.326, no.5, pp.321-331, 2005 (SCI-Expanded, Scopus)

125. A different approach for the estimation of Galactic model parameters

Karaali S., Bilir S., Hamzaoğlu E.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.355, no.1, pp.307-320, 2004 (SCI-Expanded, Scopus)

126. Analysis of RGU Photometry in Selected Area 51

BİLİR S., Karaali S., Buser R.

TURKISH JOURNAL OF PHYSICS , vol.28, pp.289-299, 2004 (Scopus)

127. Kinematics of chromospherically active binaries and evidence of an orbital period decrease in binary evolution

Karatas Y., Bilir S., Eker Z., Demircan O.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.349, no.3, pp.1069-1092, 2004 (SCI-Expanded, Scopus)

128. Analysis of UBV photometry in selected area 133

Karataş Y., Bilir S., Karaali S., Ak S.

ASTRONOMISCHE NACHRICHTEN , vol.325, no.9, pp.726-732, 2004 (SCI-Expanded, Scopus)

129. Comprehensive analysis of RGU photometry in the direction to M5

Karaali S., Bilir S., Buser R.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA , vol.21, no.3, pp.275-283, 2004 (SCI-Expanded, Scopus)

130. Extragalactic Objects in Basle Fields

Bilir S., Karataş Y., AK S.

TURKISH JOURNAL OF PHYSICS , vol.27, no.4, pp.235-240, 2003 (Scopus, TRDizin)

131. A charge-coupled device study of high-latitude Galactic structure: testing the model parameters

Karaali S., Ak S., Bilir S., Karatas Y., Gilmore G.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , vol.343, no.3, pp.1013-1024, 2003 (SCI-Expanded, Scopus)

132. A new procedure for the photometric parallax estimation

Karaali S., Karatas Y., Bilir S., Ak S., Hamzaoglu E.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA , vol.20, no.3, pp.270-278, 2003 (SCI-Expanded, Scopus)

133. New metallicity calibration down to [Fe/H]=-2.75 dex

Karaali S., Bilir S., Karatas Y., Ak S.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA , vol.20, no.2, pp.165-172, 2003 (SCI-Expanded, Scopus)

134. New Metallicty Calibration for Dwarfs for the RGU-Photometry

Karaali S., BİLİR S.

TURKISH JOURNAL OF PHYSICS , vol.26, pp.427-434, 2002 (Scopus)

135. The sunspot observations made in 1994

sırma m., BİLİR S.

The Journal of Astronomy and Astrophysics , vol.61, 1996 (Peer-Reviewed Journal)

136. The Sunspot Observations Made In 1992

BİLİR S., sırma m.

The Journal of Astronomy and Astrophysics , vol.60, 1995 (Peer-Reviewed Journal)

Papers Presented at Peer-Reviewed Scientific Conferences 101

1. Gaia DR3 Kataloğundan Seçilen Beyaz Cüce Yıldızlar ile LSR Hesaplaması

Çalışkan Ö., Bilir S.

23. Ulusal Astronomi Kongresi, İstanbul, Turkey, 2 - 06 September 2024, vol.6, pp.54-59, (Full Text)

2. Güneş Civarından Seçilmiş Dört Metalce Fakir Yıldızın Galaktik Popülasyon Sınıflandırması

Çınar D. C., Bilir S.

23. Ulusal Astronomi Kongresi, İstanbul, Turkey, 2 - 06 September 2024, vol.6, pp.81-87, (Full Text)

3. Seçilmis Açık Kümelerin Fotometrik ve Astrometrik Analizleri

Erçay H., Yontan T., Bilir S.

23. Ulusal Astronomi Kongresi, İstanbul, Turkey, 2 - 06 September 2024, vol.6, pp.399-406, (Full Text)

4. Interrelated main-sequence MLR, MRR, MTR relations from planet hosting stars

Bakış V., Eker Z., Soydugan F., Bilir S.

Binary and Multiple Stars in the Era of Big Sky Surveys, Brno, Czech Republic, 9 - 13 September 2024, vol.55, no.3, pp.234-237, (Full Text)

5. Scorpius-Centaurus OB Oymağının Kinematik ve Fotometrik Analizi

Akbulut B., Ak T., Bilir S., Ülgen E. K., Lagman L.

22. Ulusal Astronomi Kongresi ve 11. Ulusal Astronomi Öğrenci Kongresi, İzmir, Turkey, 6 - 08 September 2022, vol.4, no.3, pp.90-96, (Full Text)

6. NGC 1664 ve NGC 6939 Açık Kümelerinin Fotometrik ve Astrometrik İncelenmesi

Koç S., Bilir S., Yontan T.

22. Ulusal Astronomi Kongresi 11. Ulusal Astronomi Öğrenci Kongresi, İzmir, Turkey, 6 - 08 September 2022, vol.4, no.3, pp.203-207, (Full Text)

7. Türkiye’de 1980-2020 Yılları Arası Yapılan Astronomi ve Astrofizik Araştırmalarının Uluslararası Çıktıları

Yontan T., Göğüş E., Bilir S., Dursun D. C., Tanık Öztürk B., Canbay R., et al.

22. Ulusal Astronomi Kongresi 11. Ulusal Astronomi Öğrenci Kongresi, İzmir, Turkey, 6 - 08 September 2022, vol.4, no.3, pp.273-277, (Full Text)

8. NGC 1193 ve NGC 1798 Açık Kümelerinin CCD UBV ve Gaia Analizleri

Taşdemir S., Yontan T., Bilir S.

22. Ulusal Astronomi Kongresi 11. Ulusal Astronomi Öğrenci Kongresi, İzmir, Turkey, 6 - 08 September 2022, vol.4, no.3, pp.245-249, (Full Text)

9. Güneş Civarındaki Metalce Fakir Yıldızların SED Yöntemiyle Temel Astrofizik Parametrelerinin Tayini

Dursun D. C., Bilir S., Şahin T., Yontan T., Plevne O.

22. Ulusal Astronomi Kongresi 11. Ulusal Astronomi Öğrenci Kongresi, İzmir, Turkey, 6 - 08 September 2022, vol.4, no.3, pp.97-101, (Full Text)

10. Gaia Çağında İnce Disk Yıldızlarının Galaksi Model Parametrelerinin Tayini

Güçtekin S. T., Ak S., Bilir S.

22. Ulusal Astronomi Kongresi 11. Ulusal Astronomi Öğrenci Kongresi, İzmir, Turkey, 6 - 08 September 2022, vol.3, no.3, pp.250-254, (Full Text)

11. Kataklismik Değişenlerin Gaia EDR3 Verilerinden Galaktik Model Parametreleri ve Uzay Yoğunluklarının Tayini

Canbay R., Bilir S., Ak T., Özdönmez A.

22. Ulusal Astronomi Kongresi 11. Ulusal Astronomi Öğrenci Kongresi, İzmir, Turkey, 6 - 08 September 2022, vol.4, no.3, pp.372-376, (Full Text)

12. Transformation Equations Between GALEX and UBV Photometric Systems

Alan N., Bilir S., Tunçel Güçtekin S., Çelebi M., Yontan T., Plevne O., et al.

Galaktik Astronomi Çalıştayı (Galactic Astronomy Workshop), İstanbul, Turkey, 12 - 13 September 2019, vol.1, pp.211-215, (Full Text)

13. Metalicity and Absolute Magnitude Calibrations for F-G Type Main-Sequence Stars

Çelebi M., Bilir S., Ak S., Ak T., Bostancı Güver Z. F., Yontan T.

Galaktik Astronomi Çalıştayı (Galactic Astronomy Workshop), İstanbul, Turkey, 12 - 13 September 2019, vol.1, pp.167-170, (Full Text)

14. CCD UBV Photometric and Gaia Astrometric Study of Eight Open Clusters – ASCC 115, COLLINDER 421, NGC 6793, NGC 7031, NGC 7039, NGC 7086, ROSLUND 1 ve STOCK 21

Yontan T., Bilir S., Bostancı Güver Z. F., Ak T., Ak S., Güver T., et al.

Galaktik Astronomi Çalıştayı (Galactic Astronomy Workshop), İstanbul, Turkey, 12 - 13 September 2019, vol.1, pp.197-200, (Full Text) Sustainable Development

15. Kırmızı Dev Kolu Yıldızlarından İtibaren Güneş Civarındaki Yaş-Metal Bolluğu İlişkisi

Döner S., Ak S., Bilir S.

Galaktik Astronomi Çalıştayı, İstanbul, Turkey, 12 - 13 September 2019, vol.1, pp.239-242, (Full Text)

16. Galaktik OB Oymakları ve Çoklu Yıldız Sistemleri

Bakış V., Bilir S.

Galaktik Astronomi Çalıştayı, İstanbul, Turkey, 12 - 13 September 2019, vol.1, pp.129-138, (Full Text)

17. Photometric and Astrometric Analysis of Four Southern Open Clusters: NGC 3293, NGC 3766, NGC 4755, NGC 6231

Akti A. B., Bostancı Güver Z. F., Yontan T., Bilir S., Ak T., Ak S., et al.

Galaktik Astronomi Çalıştayı (Galactic Astronomy Workshop), İstanbul, Turkey, 12 - 13 September 2019, vol.1, pp.207-210, (Full Text)

18. High Proper Motion Stars and Their Galactic Origin

Şahin T., Bilir S.

Galaktik Astronomi Çalıştayı, İstanbul, Turkey, 12 - 13 September 2019, vol.1, pp.63-72, (Full Text)

19. Gaia Çağında Bilinen Kataklismik Değişenlerin Galaksimizdeki Dağılımları ve HR Diyagramındaki Konumları

Canbay R., Ak T., Bilir S., Özdönmez A.

Galaktik Astronomi Çalıştayı, İstanbul, Turkey, 12 - 13 September 2019, vol.1, pp.227-230, (Full Text) Sustainable Development

20. Basic Parameters, Fundamental Relations and Bolometric Corrections of Solar Neighborhood Main-Sequence Stars

Eker Z., Soydugan F., Bilir S., Bakış V.

Galaktik Astronomi Çalıştayı, İstanbul, Turkey, 12 - 13 September 2019, vol.1, pp.51-62, (Full Text)

21. Galaktik Diskin Araştırılması

Yaz Gökçe E., Bilir S., Karaali S., Plevne O.

Galaktik Astronomi Çalıştayı, İstanbul, Turkey, 12 - 13 September 2019, vol.1, pp.109-118, (Full Text)

22. Güneş Civarındaki F-G Tayf Türü Anakol Yıldızlarından Radyal Metal Bolluğu Gradyenti

Plevne O., Ak T., Karaali S., Bilir S., Ak S., Bostancı Güver Z. F.

19. Ulusal Astronomi Kongresi, Ankara, Turkey, 2 - 06 February 2015, vol.1, no.1, pp.227-228, (Full Text)

23. Istanbul University Observatory : IST60 as a Robotic Telescope

Güver T., Kaptan S., Aliş S., Ak T., Fişek S., Yelkenci F. K., et al.

The Tenth OPTICON Gaia Science Alerts Workshop, Catania, Italy, 18 - 20 December 2019, (Unpublished)

24. Transformation equations between GALEX and UBV photometric systems

Alan N., Bilir S., Güçtekin S. T., Çelebi M., Yontan T., Plevne O., et al.

Turkish Physical Society 35th International Physics Congress, TPS 2019, Konacik-Bodrum, Turkey, 4 - 08 September 2019, vol.2178, (Full Text)

25. Age-metallicity relation in solar vicinity from RGB stars

Döner S., Ak S., Bilir S.

Turkish Physical Society 35th International Physics Congress, TPS 2019, Konacik-Bodrum, Turkey, 4 - 08 September 2019, vol.2178, (Full Text)

26. Investigation of Eclipsing Binaries KIC 5113146 and KIC 511815 in NGC 6819 Open Star Cluster

Soydugan E., Soydugan F., Aliçavuş F., Bilir S.

Turkish Physical Society 34th International Physics Congress, Muğla, Turkey, 5 - 09 September 2018, pp.205, (Full Text)

27. Metalce Fakir Halo Yıldızlarının $alpha $-element Bolluk Analizleri: ATLAS9 vs TLUSTY205

Yolalan G., Şahin T., Bilir S.

21. Ulusal Astronomi Kongresi, Kayseri, Turkey, 3 - 05 September 2018, vol.1, no.2, pp.699-702, (Full Text)

28. Updated MS Luminosity-Radius-Temperature-Mass Relations for Solar Neighborhood Galactic Disk Stars

EKER Z., BAKIŞ V., Bilir S., SOYDUGAN F., Steer I., SOYDUGAN E., et al.

34th International Physics Congress of the Turkish-Physical-Society (TPS), Konacik, Turkey, 5 - 09 September 2018, vol.2042, (Full Text)

29. Investigation of the Vertical Metallicity Gradients in the Milky Way

Guctekin S. T., Bilir S., Karaali S., Ak S., Plevne O.

34th International Physics Congress of the Turkish-Physical-Society (TPS), Konacik, Turkey, 5 - 09 September 2018, vol.2042, (Full Text)

30. Line Classification of Ho II and Ho III by means of Fourier Transform Spectroscopy from 317 to 400 nm

Başar G., Al-Labady N., Güzelçimen F., Ozturk I. K., Er A., Özdalgıç B., et al.

Turkish Physical Society 33rd International Physics Congress, Muğla, Turkey, 6 - 10 September 2017, pp.565, (Full Text)

31. Galaktik OB Oymaklarının Evrimi ve Kinematiği

Bakış V., Bilir S., Demircan O.

19. Ulusal Astronomi Kongresi, Ankara, Turkey, 2 - 06 February 2015, vol.1, no.1, pp.119-123, (Full Text)

32. Genç Ayrık Çift Yıldız HD350731'in Doğası

Aliçavuş F., Soydugan F., Bilir S., Soydugan E., Püsküllü Ç., Şenyüz T.

19. Ulusal Astronomi Kongresi, Ankara, Turkey, 2 - 06 February 2015, vol.1, no.1, pp.197-199

33. A Comprehensive Study of the Open Custer NGC 6866

Bostancı Z. F., Ak T., Yontan T., Bilir S., Çakırlı Ö., Güver T., et al.

19. Ulusal Astronomi Kongresi (19th National Astronomy Congress), Ankara, Turkey, 2 - 06 February 2015, vol.1, no.1, pp.243-246, (Full Text)

34. An Overview of Astronomy Studies in Turkey and a New Approach to the Scientific Performance Evaluation of Institutions

Bilir S., Göğüş E., Önal Taş Ö., Yontan T.

19. Ulusal Astronomi Kongresi (19th National Astronomy Congress), Ankara, Turkey, 2 - 06 February 2015, vol.1, no.1, pp.321-325, (Full Text)

35. Kinematic and Dynamic Properties of Binary Stars: Angular Momentum and Orbital Period Evolution

Soydugan F., Bilir S., Soydugan E., Demircan O., Eker Z., Tüysüz M., et al.

19. Ulusal Astronomi Kongresi (19th National Astronomy Congress), Ankara, Turkey, 2 - 06 February 2015, vol.1, no.1, pp.9-12, (Full Text)

36. İnce Diskin Uzunluk Ölçeğinin Belirlenmesi

Yaz E., Karaali S., Duran Ş., Bilir S., Yalçınkaya A., Ak S., et al.

19. Ulusal Astronomi Kongresi, Ankara, Turkey, 2 - 06 February 2015, vol.1, no.1, pp.247-250, (Full Text)

37. Photometric Study of NGC 6811 Open Cluster

Yontan T., Bilir S., Bostancı Z. F., Ak T., Karaali S., Güver T., et al.

19. Ulusal Astronomi Kongresi (19th National Astronomy Congress), Ankara, Turkey, 2 - 06 February 2015, vol.1, no.1, pp.233-236, (Full Text)

38. Aktif Kromosferli Çift Yıldızların Kinematik Yaş ve Dinamik Davranışları

Tüysüz M., Soydugan F., Bilir S., Eker Z., Demircan O.

19. Ulusal Astronomi Kongresi, Ankara, Turkey, 2 - 06 February 2015, vol.1, no.1, pp.175-177, (Full Text)

39. Kataklismik Değişenlerin Kinematiği

Özdönmez A., Ak T., Bilir S., Soydugan F., Soydugan E., Püsküllü Ç., et al.

19. Ulusal Astronomi Kongresi, Ankara, Turkey, 2 - 06 February 2015, vol.1, no.1, pp.265-268, (Full Text)

40. An Archival Chandra Study of the Young Core-Collapse Supernova Remnant 1E 0102.2-7219 in the Small Magellanic Cloud

Alan N., Schenck A., Park S., BİLİR S.

American Astronomical Society Meeting, Seattle, United States Of America, 4 - 08 January 2015, pp.1-2, (Full Text)

41. Effective Temperatures of Selected Main-Sequence Stars with the Most Accurate Parameters

Soydugan F., Eker Z., Soydugan E., Bilir S., Gokce E. Y., Steer I., et al.

Conference on Living Together: Planets, Host Stars and Binaries, Litomysl, Czech Republic, 8 - 12 September 2014, vol.496, pp.295-296, (Full Text)

42. Study of Eclipsing Binary and Multiple Systems in OB Associations III: A Progress Report

BAKIŞ V., Hensberge H., Demircan O., Zejda M., Bilir S., Nitschelm C.

Conference on Living Together: Planets, Host Stars and Binaries, Litomysl, Czech Republic, 8 - 12 September 2014, vol.496, pp.189-194, (Full Text)

43. CCD UBVRI Photometric Observations of NGC 225 Open Cluster

Bostancı Güver F., Ak T., Güver T., Bilir S., Ak S., Yontan T., et al.

Türkiye’deki Teleskoplarla Bilim Sempozyumu (Science with Telescopes in Turkey), İstanbul, Turkey, 1 - 04 December 2013, vol.1, pp.192-196, (Full Text)

44. V2107 Cyg: A Young Cyg OB1 Member Binary System with A Beta Cep Type Pulsating Component

Bakış V., Hensberge H., BİLİR S., Bakış H., Demircan O., Zejda M.

SETTING A NEW STANDARD IN THE ANALYSIS OF BINARY STARS, Leuven, Belgium, 16 - 19 September 2013, vol.64, pp.377-378, (Full Text)

45. First Determination of Absolute Magnitudes for Red Clump Stars with WISE Photometry

Yaz E., Bilir S., Öztürkmen N. D., Duran Ş., Ak T., Ak S., et al.

Dig Sites of Stellar Archeology: Giant Stars in the Milky Way, İzmir, Turkey, 4 - 06 September 2013, vol.38, pp.12-18, (Full Text)

46. Mass-Radius–Luminosity Relations for the Chromospheric Active Binary Stars

Tüysüz M., SOYDUGAN F., BİLİR S., Demircan O.

Türk Fizik Derneği 29. Uluslararası Fizik Kongresi, Turkey, 1 - 04 June 2013, vol.21, no.211026, pp.245-250, (Full Text)

47. 1980 – 2010 Yılları Arası Türkiye’de Yapılan Astronomi Çalışmaları

BİLİR S., Göğüş E., ÖNAL TAŞ Ö., Dağtekin N. D., YONTAN T.

Türkiye’deki Teleskoplarla Bilim Sempozyumu, İstanbul, Turkey, 1 - 04 May 2013, vol.1, pp.148-160, (Full Text)

48. Galaktik Diskteki Yaş-Metal Bolluğu Ve Yaş-Hız Dispersiyonu İlişkileri

Duran Ş., AK S., BİLİR S., Karaali S., AK T., Bostancı Güver F., et al.

XVIII. Ulusal Astronomi Kongresi, Malatya, Turkey, pp.369-376, (Full Text)

49. Kataklismik Değişen Yıldızlar Için Yeni Bir Uzaklık Kalibrasyonu

Özdönmez A., AK T., BİLİR S.

XVIII. Ulusal Astronomi Kongresi, Malatya, Turkey, pp.461-464, (Full Text)

50. Kırmızı Yığın Yıldızları için Işıma Gücü – Renk İlişkileri

Önal Taş Ö., Bilir S., Karaalı S., Cabrera-Lavers A., Çakmak H.

18. Ulusal Astronomi Kongresi, Malatya, Turkey, 27 August - 01 September 2012, pp.295-302, (Full Text)

51. Age Dependent Angular Momentum, Orbital Period and Total Mass of Detached Binaries

Demircan O., Tuysuz M., Soydugan F., Bilir S.

282nd Symposium of the International-Astronomical-Union, Tatranska Lomnica, Slovakia, 18 - 22 July 2011, pp.464-465, (Full Text)

52. Kinematic Properties of Chromospheric Active Binary Stars

Tuysuz M., Soydugan F., Bilir S., Demircan O.

282nd Symposium of the International-Astronomical-Union, Tatranska Lomnica, Slovakia, 18 - 22 July 2011, pp.458-459, (Full Text)

53. İstanbul Üniversitesi Gözlemevi Verileriyle 23. Güneş Çevriminin Ardından

Bilir S., Başal M., Çakmak H., Yelkenci F. K., Yaz E., Erdoğan Al N., et al.

Güneş Ve Güneş Benzeri Yıldızlar Sempozyumu, İstanbul, Turkey, 11 June 2010, vol.1, pp.151, (Full Text)

54. Aktif Kromosferli Çift Yıldızların Kinematiği

Tüysüz M., BİLİR S., SOYDUGAN F., Demircan O.

XVII. Ulusal Astronomi Kongresi, Adana, Turkey, 1 - 04 January 2011, pp.530, (Full Text)

55. Galaksi’ye Ait Evrensel Bir Yıldız Yoğunluğu

Karaali S., Hamzaoğlu E., BİLİR S.

XVII. Ulusal Astronomi Kongresi,, Adana, Turkey, 1 - 04 January 2011, pp.334, (Full Text)

56. NGC 1513 Açık Kümesinin CCD BV ve 2MASS Fotometrik İncelenmesi

Bilir S., Güver T., Khamitov I., Ak T., Ak S., Coşkunoğlu B., et al.

XVII. Ulusal Astronomi Kongresi, Adana, Turkey, 01 September 2010 - 05 September 2025, pp.152, (Full Text)

57. COMU T122 ve İÜ T60 Teleskopları İle İlgili Gelişmeler

Saygaç A. T., Bilir S.

XVII. Ulusal Astronomi Kongresi, Adana, Turkey, 1 - 04 January 2011, pp.207-209, (Full Text)

58. Kataklismik Değişen Yıldızların Kinematiği: Evrim Üzerine İpuçları

AK T., Bilir S., Ak S., Coşkunoğlu B., Eker Z., AK S.

Yakın Çift Yıldızların Yapısı ve Evrimi Çalıştayı, İzmir, Turkey, 1 - 04 December 2010, vol.1, no.1, pp.231-154, (Full Text)

59. RAVE Verilerinden Yerel Durağanlık Standardının Hesaplanması

Coşkunoğlu K. B., Ak S., Bilir S., Karaali S., Yaz E., Gilmore G., et al.

XVII. Ulusal Astronomi Kongresi, Adana, Turkey, 1 - 04 September 2010, pp.187, (Full Text)

60. Dev Yıldızlar için 2MASS, SDSS ve BVI Fotometrik Sistemleri Arasındaki Dönüşümler

AK S., Yaz E., Bilir S., Karaali S., Coşkunoğlu K. B., Cabrera-Lavers A.

XVII. Ulusal Astronomi Kongresi, Adana, Turkey, 1 - 04 September 2010, pp.97, (Summary Text)

61. Ayrık Örten Çift Yıldızlar

Soydugan F., Soydugan E., Bilir S., Tüysüz M., Yaz E., Şenyüz T., et al.

XVII. Ulusal Astronomi Kongresi, Adana, Turkey, 31 August - 04 September 2010, pp.396-405, (Full Text)

62. Ori OB1 Oymak Üyesi: IM Mon

Bakış H., Bakış V., Bilir S., Yaz Gökçe E., Demircan O.

XVII. Ulusal Astronomi Kongresi, Adana, Turkey, 31 August - 04 September 2010, pp.66-73, (Full Text)

63. İstanbul Üniversitesi Gözlemevi Verileriyle 23. Güneş Leke Çevriminin Ardından

Bilir S., Başal M., Çakmak H., Yelkenci F. K., Yaz Gökçe E., Al N., et al.

Güneş ve Güneş Benzeri Yıldızlar Sempozyumu, İstanbul, Turkey, 11 June 2010, pp.151-157, (Full Text)

64. Ayrık Örten Çift Yıldızların Kinematiği Ve Yörünge Evrimi

BİLİR S., SOYDUGAN F., SOYDUGAN E., YAZ E., EKER Z.

Yakın Çift Yıldızların Yapısı Ve Evrimi Çalıştayı, İzmir, Turkey, 1 - 04 June 2010, pp.13, (Full Text)

65. Üçlü Sistem LT CMa: Astrofiziksel Parametreler Ve CMa Ve OB1a Üyeliği

Bakış V., Bulut İ., BİLİR S., Bakış H., Demircan O., Hensberge H.

XVII. Ulusal Astronomi Kongresi, Adana, Turkey, 1 - 04 January 2010, pp.131, (Full Text)

66. Robotic Astrophysical Observatory of Istanbul University

Saygaç A. T., Özkan M. T., Ak T., Bilir S., Esenoğlu H. H., Yaz E., et al.

2009 Astronomi Yılında Türkiye’deki Astronomi Faaliyetlerinin Değerlendirilmesi Sempozyumu, İstanbul, Turkey, 20 November 2009, pp.154-162, (Full Text)

67. New Discovered Pulsational Components in Algol Type Binaries and their Positions on the plane of P-orb-P-puls

Soydugan E., Soydugan F., Senyuz T., Tuysuz M., Bakis V., Bilir S., et al.

International Conference on Binaries - Key to the Comprehension of the Universe, Brno, Czech Republic, 8 - 12 June 2009, vol.435, pp.331-332, (Full Text)

68. The preliminary results of the eclipsing binary system EW Boo with a delta Scuti component

SOYDUGAN E., Tüysüz M., Bakış V., SOYDUGAN F., Şenyüz T., BİLİR S., et al.

Interpretation of Asteroseismic Data, Poland, 1 - 04 December 2008, vol.157, pp.379-380, (Full Text)

69. Orbital Period Analysis of Some Classical Algols with Pulsating Components

Soydugan F., Kaçar Y., Soydugan E., Bakış V., Tüysüz M., Şenyüz T., et al.

Interpretation of Asteroseismic Data, Krakow, Poland, 1 - 04 December 2008, vol.157, pp.321-322, (Full Text)

70. Delta Scuti Bileşenli Bazı Klasik Algollerin Yörünge Dönemi Değişimleri

Kaçar Y., SOYDUGAN F., SOYDUGAN E., Bakış V., Tüysüz M., Şenyüz T., et al.

XVI. Ulusal Astronomi Kongresi, Çanakkale, Turkey, 1 - 04 September 2008, vol.7a, pp.199, (Full Text)

71. Galaksi Model Parametrelerinin Bağımlılığı

Karaali S., BİLİR S., Yaz E., Hamzaoğlu E., Buser R.

XVI. Ulusal Astronomi Kongresi, Çanakkale, Turkey, 1 - 04 September 2008, pp.767, (Full Text)

72. 2MASS, SDSS ve BVRI Fotometrik Sistemleri Arasındaki Dönüşüm Formülleri

Ak S., Bilir S., Karaali S., Cabrera-Lavers A., Chonis T., Gaskell C.

XVI. Ulusal Astronomi Kongresi, Çanakkale, Turkey, 1 - 04 September 2008, pp.782-797, (Full Text)

73. Yüksek Galaktik Enlemli Yıldız Alanlarının SDSS Verilerinden Galaktik Model Parametrelerinin Tayini

Bilir S., Cabrera-Lavers A., Karaali S., AK S., Yaz E., Lopez-Corredoira M.

XVI. Ulusal Astronomi Kongresi, Çanakkale, Turkey, 1 - 04 September 2008, pp.736-766, (Full Text)

74. Güneş Civarındaki Kataklismik Değişenlerin Kinematik Özellikleri

AK T., Bilir S., Ak S., Eker Z., AK S.

XVI. Ulusal Astronomi Kongresi, Çanakkale, Turkey, 1 - 04 January 2008, vol.1, no.1, pp.324-337, (Full Text)

75. Ayrık Çift Yıldızlar için Yeni Mutlak Kadir Kalibrasyonları

Yaz E., Bilir S., AK T., Soydugan E., Soydugan F., Ak N. F., et al.

XVI. Ulusal Astronomi Kongresi, Çanakkale, Turkey, 1 - 04 January 2008, vol.1, no.1, pp.630-643, (Full Text)

76. Ayrık Aktif Yıldızların Yörünge Evrimleri Ve W UMa Yıldızlarının Oluşumu

Eker Z., Demircan O., BİLİR S., KARATAŞ Y.

XV. Ulusal Astronomi Kongresi, İstanbul, Turkey, 1 - 04 January 2007, pp.301, (Full Text)

77. Alan Cüce ve Dev Yıldızlarının Ayırımında Yeni Bir Yöntem"

Bilir S., Karaali S., Güver T., Karataş Y., Ak S.

XV. Ulusal Astronomi Kongresi, İstanbul, Turkey, 1 - 04 January 2007, pp.141, (Full Text)

78. Evidences on secular dynamical evolution of detached active binary orbits and contact binary formation

Eker Z., Demircan O., Bilir S., Karatas Y.

Workshop on Solar and Stellar Physics through Eclipses, Antalya, Turkey, 27 - 29 March 2006, vol.370, pp.151-153, (Full Text)

79. İnce Disk Yıldızlarının Model Parametrelerinin Tayini

AK S., Bilir S., Karaali S., Yaz E., Hamzaoğlu E.

XV. Ulusal Astronomi Kongresi, İstanbul, Turkey, 1 - 04 September 2006, pp.29-39, (Full Text)

80. Aktif Kromosferik Ayrık Çift Yıldızların Kinematiği Ve Çift Yıldız Evriminde Peryot Azalmasının Delilleri

KARATAŞ Y., BİLİR S., Eker Z., Demircan O.

XIV. Ulusal Astronomi Kongresi, Kayseri, Turkey, 1 - 04 January 2005, pp.141, (Full Text)

81. Sloan Fotometrisine Ait Yeni Dönüşüm Formülleri Ve Geliştirilmiş Metallilik Kalibrasyonu Ile Fotometrik Paralaks Denklemleri

Karaali S., BİLİR S., Tunçel S.

XIV. Ulusal Astronomi Kongresi, Kayseri, Turkey, 1 - 04 January 2005, pp.173, (Full Text)

97. Determination of the Absolute Magnitudes of Stars in SA 54 by means of CCD Colour-magnitude Diagrams of Four Clusters and their Separation into Different Populations Types via their Spatial Distributions

Karaali S., Karataş Y., Bilir S., AK S.

XXIIIrd IAU General Assembly, Japan, 1 - 04 August 1997, pp.299, (Full Text)

Books 2

1. Galactic Astronomy Workshop

Ak S. (Editor), Bilir S. (Editor)

Istanbul University, İstanbul, 2021 Sustainable Development

2. Astronomy in Modern Turkey

EKER Z., Demircan O., Kırbıyık H., BİLİR S.

in: Organizations, People and Strategies in Astronomy, Heck A., Editor, Venngeist, Duttlenheim, pp.195-216, 2013 Sustainable Development

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