Identification of the donor in GRS 1915+105
J. Greiner, M. J. McCaughrean, J. G. Cuby, A. J. Castro-Tirado, R. E. Mennickent
Abstract
We report on the results of medium-resolution spectroscopy of GRS 1915+105 in the H and K band using the 8m VLT at ESO. We clearly identify absorption bandheads from CO12 and CO13. Together with other features this results in a classification of the donor as a K-M III star.
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