천문학회지 (Journal of The Korean Astronomical Society)
- 제34권3호
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- Pages.129-135
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- 2001
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- 1225-4614(pISSN)
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- 2288-890X(eISSN)
X-RAY ARCHIVAL DATA ANALYSIS OF TIME VARIABILITIES IN SEYFERT GALAXY MCG-2-58-22
- CHOI CHUL-SUNG (Korea Astronomy Observatory) ;
- DOTANI TADAYASU (Institute of Space and Astronautical Science) ;
- YI INSU (School of Physics, Korea Institute for Advanced Study) ;
- FLETCHER ANDRE (Korea Astronomy Observatory) ;
- KIM CHULHEE (Department of Earth Science Education, Chonbuk National University)
- 발행 : 2001.12.01
초록
We report results from an analysis of the X-ray archival data on MCG-2-58-22 obtained with Ginga, ROSAT and ASCA. By analyzing both short- and long-term light curves, we find clear time variations, ranging widely from,