Where is the Metallicity Ceiling to Form Carbon Stars? - A Scarcity of Carbon Stars in the Inner Disk of M31

Author(s)
M. L. Boyer, Leo Girardi, Paola Marigo, B. F. Williams, Bernhard Aringer
Abstract

We have used a novel technique involving near-infrared colors from the Hubble Space Telescope to distinguish C stars from M stars in a field in M31. The resulting C/M ratio is much lower than other estimates in M31.

Organisation(s)
Department of Astrophysics
External organisation(s)
Osservatorio Astronomico, University of Padova
Pages
479 - 480
Publication date
08-2015
Austrian Fields of Science 2012
103003 Astronomy, 103004 Astrophysics
Portal url
https://ucrisportal.univie.ac.at/en/publications/where-is-the-metallicity-ceiling-to-form-carbon-stars--a-scarcity-of-carbon-stars-in-the-inner-disk-of-m31(b2729525-9a3f-484d-a335-d8e9427ddeca).html