VizieR Online Data Catalog: 10 globular cluster ROSAT observations (Johnston+, 1996)
Abstract
We present X-ray observations of ten globular clusters observed with the ROSAT PSPC. The clusters were chosen to have large core radii and to be nearby. Three clusters contain X-ray sources which are probably associated with the cluster. One is the previously discovered X-ray transient H1825-331 in NGC 6652. The other two, in NGC 6366 and NGC 6809, are new members of the class of low-luminosity sources, with luminosities in the region of 1032erg/s. Upper limits can be placed on the source temperatures of both sources, making them similar to sources found in other globular clusters by ROSAT. (1 data file).
- Publication:
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VizieR Online Data Catalog
- Pub Date:
- January 1996
- DOI:
- Bibcode:
- 1996yCat..33090116J
- Keywords:
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- Clusters: globular;
- X-ray sources