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K–Type Supergiants in the Large Magellanic Cloud

Published online by Cambridge University Press:  30 December 2019

Robert F. Wing*
Affiliation:
Astronomy Department, Ohio State University140 West 18th Avenue, Columbus, Ohio 43210, USA email: wing.1@osu.edu
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Abstract

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Two-dimensional spectral classifications, on a narrow-band photometric system that measures near-infrared bands of TiO and CN, are being obtained for several hundred previously unclassified “suspected late-type supergiants” in the Large Magellanic Cloud. The objective is to identify supergiants of spectral type K, which are known to be plentiful in the Small Magellanic Cloud but were thought to be rare in the LMC. In the fields examined to date, 35 % of the targets are found to be K-type supergiants, while 25 % are early-M supergiants and 40 % are foreground stars of lower luminosity.

Type
Contributed Papers
Copyright
© International Astronomical Union 2019 

References

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