activity
20032026
most citedA catalog of chromospherically active binary stars (third edition)

106 citations · 375 across the 18 of their papers we have counts for

collaborators

18 papers

astro-ph.GA2026

Gaia DR3 Analysis of Four Open Clusters Toward the Galactic Anticenter

Selçuk Bilir, Seval Taşdemir, Ege Eraydın +3

This study provides a detailed examination of the structural, astrophysical, kinematic, and dynamical properties of the open clusters COIN-Gaia 24, Czernik 24, FSR 0893, and UBC 74…

astro-ph.SR2024

Photometric and kinematic studies of open clusters Ruprecht 1 and Ruprecht 171

Hikmet Çakmak, Talar Yontan, Selçk Bilir +5

This study outlines a detailed investigation using CCD {\it UBV} and {\it Gaia} DR3 data sets of the two open clusters Ruprecht 1 (Rup-1) and Ruprecht 171 (Rup-171). Fundamental as…

astro-ph.GA2019★ 2 cited

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

M. Celebi, S. Bilir, S. Ak +3

In this study, photometric metallicity and absolute magnitude calibrations were derived using F-G spectral type main-sequence stars in the Solar neighbourhood with precise spectros…

astro-ph.GA2019★ 6 cited

Analysis of the disc components of our Galaxy via kinematic and spectroscopic procedures

S. Karaali, S. Bilir, E. Yaz Gokce +1

We used the spectroscopic and astrometric data provided from the GALAH DR2 and Gaia DR2, respectively, for a large sample of stars to investigate the behaviour of the [/Fe] abun…

astro-ph.GA2019★ 22 cited

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

T. Yontan, S. Bilir, Z. F. Bostanci +8

In this study, we carried out CCD UBV photometry of eight open clusters, ASCC 115, Collinder 421, NGC 6793, NGC 7031, NGC 7039, NGC 7086, Roslund 1, Stock 21, and determined their…

astro-ph.GA2018★ 27 cited

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

S. Tuncel Guctekin, S. Bilir, S. Karaali +2

We used the ugr magnitudes of 1,437,467 F-G type main-sequence stars with metal abundance -2<[Fe/H]<+0.2 dex and estimated radial and vertical metallicity gradients for high Galact…