AAVSO: American Association of Variable Star Observers
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Is the Guide Star Catalog Usable for Making Variable Star Estimates?

Volume 35 number 1 (2007)

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J. Gunther
Association Française des observateurs d'Étoiles Variables (AFOEV), Observatoire

Abstract

Amateur estimates of variable stars magnitudes are widely recognized as valuable for many kinds of scientific objectives. I will concentrate here on the long-term following of large-amplitude cool red variable stars of the Mira type.