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astro-ph.SR2014★ 13 cited
Probing Mass Segregation in NGC 6397
E. Martinazzi, A. Pieres, S. O. Kepler +3
In this study, we present a detailed study of mass segregation in the globular clister NGC 6397. First, we carry out a photometric analysis of projected ESO-VLT data (between 1 and…
astro-ph.SR2014★ 7 cited
New SX Phe variables in the globular cluster NGC 288
E. Martinazzi, S. O. Kepler, J. E. S. Costa +4
We report the discovery of two new variable stars in the metal-poor globular cluster NGC 288, found by means of time-series CCD photometry. We classified the new variables as SX Ph…