Optische Beobachtungen der Röntgenquelle E2003+225.
Abstract
Observations on 413 Sonneberg plates are discussed. The period, which has been refined slightly, and the mean brightness proved to be stable over 50 years. However, the shape of the light curve underwent strong variations.
- Publication:
-
Zentralinstitut fuer Astrophysik Sternwarte Sonneberg Mitteilungen ueber Veraenderliche Sterne
- Pub Date:
- 1984
- Bibcode:
- 1984MitVS..10...97F
- Keywords:
-
- Light Curves:X-Ray Binaries;
- Periods:X-Ray Sources;
- X-Ray Binaries:Light Curves;
- X-Ray Sources:Periods