천문학회지 (Journal of The Korean Astronomical Society)
- 제26권2호
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- Pages.141-152
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- 1993
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- 1225-4614(pISSN)
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- 2288-890X(eISSN)
A STUDY ON THE INITIAL MASS FUNCTION OF HALO STARS
초록
The sample of sub dwarfs are selected from LHS catalogue on the bases of the reduced proper motion diagram utilizing Chui criteria, and confirmed with the available photometric and/or kinematic data. Among them, 20 sub dwarfs have trigonometric parallaxes with accuracy better than