Cygnus X-1
Abstract
M. Oda and the Hakucho Team, University of Tokyo, report: "Since June 11 Hakucho has been observing Cyg X-1 in its high state with a flux of ~ 1 Crab over the range 1-12 keV. As of June 27 it was at the same level. Transition from low to high took place some time between our observations of May 13-17 and early June."
- Publication:
-
International Astronomical Union Circular
- Pub Date:
- July 1980
- Bibcode:
- 1980IAUC.3491....2O