Showing astro-ph.SRShow all
2 papers · 1 filter
astro-ph.SR2024
CCD Photometry of Trapezia Stars I
A. Ruelas-Mayorga, L. J. Sánchez, A. Páez-Amador +2
We present photometric CCD observations of stars in four stellar trapezia ADS 15184, ADS 4728, ADS 2843, and ADS 16795. This study is performed on images obtained at the Observator…
astro-ph.SR2023
CCD Photometry of the Globular Cluster NGC 5897
A. Ruelas-Mayorga, L. J. Sánchez, E. Macías-Estrada +1
We report CCD photometric observations of the globular cluster NGC 5897, in the Johnson system filters B, V , R, and I. With the values for these magnitudes we obtain various colou…