Clusters AgeS experiment. New variable stars in the globular cluster M 22

Authors
Kaluzny, J Thompson, IB
Citation
J. Kaluzny et Ib. Thompson, Clusters AgeS experiment. New variable stars in the globular cluster M 22, ASTRON ASTR, 373(3), 2001, pp. 899-904
Citations number
21
Categorie Soggetti
Space Sciences
Journal title
ASTRONOMY & ASTROPHYSICS
ISSN journal
14320746 → ACNP
Volume
373
Issue
3
Year of publication
2001
Pages
899 - 904
Database
ISI
SICI code
1432-0746(200107)373:3<899:CAENVS>2.0.ZU;2-B
Abstract
We report the identification of 36 new variable stars located in the centra l field of the globular cluster M 22. The sample includes 10 SX Phe stars, 7 RR Lyr stars and 17 candidate eclipsing binaries. A low-amplitude variabl e was detected among the extended horizontal branch stars.