On the YY ORI type activity.
Abstract
The dependence of U-B, B-V, V-R and V-I colors on V magnitude are examined for the RW Aur, CO Ori and SU Aur irregular variable stars. The same systematic trends in the color variations have been found. CO Ori and SU Aur are probably YY Ori type stars.
- Publication:
-
Astronomicheskij Tsirkulyar
- Pub Date:
- February 1987
- Bibcode:
- 1987ATsir1481....7K