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Browsing by Author "Kacharov, N."
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Spectra probing the number ratio of C-to M-type AGB stars in the NGC 6822 galaxy.
Kacharov, N.; Rejkuba, M.; Cioni, M-R.L. (2012-01)Aims. We calibrate spectroscopically the C-versus (vs.) M-type asymptotic giant branch (AGB) star selection made using near-IR photometry, and investigate the spatial distribution of the C/M ratio in NGC 6822, based on low ...