Spectral classification in the MK system of 167 northern HD stars.
Abstract
Spectral classifications in the MK system of 167 northern HD stars are presented. The spectra (102 A/mm at Hγ, width 0.60 mm) are from objective prism plates obtained with the Schmidt telescope of the CUO, Brorfelde. Most of the stars have no previous MK classification.
- Publication:
-
Astronomy and Astrophysics Supplement Series
- Pub Date:
- September 1981
- Bibcode:
- 1981A&AS...45..455J