The ASCA Medium Sensitivity Survey (The GIS Catalog Project): Source Catalog II.
The ASCA Medium Sensitivity Survey (The GIS Catalog Project): Source Catalog II.
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DOI:
10.1086/468187
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发表时间:
2001-03
期刊:
影响因子:
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通讯作者:
Y. Ueda;Y. Ishisaki;T. Takahashi;K. Makishima;T. Ohashi
中科院分区:
文献类型:
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作者:
Y. Ueda;Y. Ishisaki;T. Takahashi;K. Makishima;T. Ohashi
In succession to the first ASCA Medium Sensitivity Survey catalog (AMSS-I), we present the second X-ray source catalog (AMSS-II), constructed from the Gas Imaging Spectrometer data covering Galactic latitudes |b| > 10° observed between 1997 January and 2000 May. The AMSS-II catalog uses 306 fields and contains a total of 1190 sources detected with significance of >5 σ in either the 0.7-7, 2-10, or 0.7-2 keV band. The AMSS-I and AMSS-II catalogs list a total of 2533 sources from an area of 278 deg2 and provides a unique database of X-ray sources in the flux range of 10-13-10-11 ergs cm-2 s-1 (0.7-10 keV). We summarize statistical properties of a complete X-ray sample consisting of 1969 serendipitous selected from AMSS-I and AMSS-II.