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This database table contains the list of all Röntgen Satellite (ROSAT) X-Ray Telescope (XRT) pointing-mode observations for which data sets are available, i.e., it excludes the ROSAT All-Sky...
Search relevance: 138.76 | Views last month: 1 | Catalog Last Checked: November 03, 2026 at 11:47 PM -
The WFCPOINT database table contains the list of ROSAT-Wide Field Camera calibration (CAL), performance verification (PV), and AO phase observations. For each observation listed in WFCPOINT, the...
Search relevance: 122.93 | Views last month: 1 | Catalog Last Checked: November 03, 2026 at 11:48 PM -
This database table contains the list German ROSAT All-Sky Survey observations which were obtained during the ROSAT All-Sky Survey phase (1990 July 30 to 1991 Jan 25) and which have become...
Search relevance: 119.54 | Views last month: 2 | Catalog Last Checked: November 03, 2026 at 11:49 PM -
The optical identification of large number of X-ray sources such as those from the ROSAT All-Sky Survey is challenging with conventional spectroscopic follow-up observations. The authors have...
Search relevance: 51.08 | Views last month: 14 | Catalog Last Checked: November 03, 2026 at 11:50 PM -
The optical identification of large number of X-ray sources such as those from the ROSAT All-Sky Survey is challenging with conventional spectroscopic follow-up observations. The authors have...
Search relevance: 48.15 | Views last month: 4 | Catalog Last Checked: November 03, 2026 at 11:49 PM -
This catalog contains some of the results of an investigation into the X-ray properties of radio-intermediate and radio-loud quasars (RIQs and RLQs, respectively). The authors have combined large,...
Search relevance: 36.61 | Views last month: 10 | Catalog Last Checked: November 03, 2026 at 11:45 PM -
This table contains results from the analysis of an archival XMM-Newton observation of part of the Alpha Persei open cluster. The authors detected 102 X-ray sources in the energy band from 0.3 to...
Search relevance: 27.44 | Views last month: 0 | Catalog Last Checked: November 03, 2026 at 11:43 PM -
The ChaMP Extended Stellar Survey (ChESS) X-ray catalog contains 348 X-ray-emitting stars identified from correlating the Extended Chandra Multiwavelength Project (ChaMP), a wide-area...
Search relevance: 22.85 | Views last month: 0 | Catalog Last Checked: November 03, 2026 at 11:47 PM -
M dwarfs are the most numerous stars in the galaxy. They are characterized by strong magnetic activity. The ensuing high-energy emission is crucial for the evolution of their planets and the...
Search relevance: 21.05 | Views last month: 3 | Catalog Last Checked: November 03, 2026 at 11:46 PM -
The authors describe the global X-ray properties of the point source population in the grand-design spiral galaxy M 101, as seen with XMM-Newton. 108 X-ray sources are detected within the...
Search relevance: 19.40 | Views last month: 1 | Catalog Last Checked: November 03, 2026 at 11:47 PM
