NEXXUS 2 - The database for Nearby X-ray and extreme UV emitting Stars
Star Page - NS 2045-3120 C GJ 799 B LTT 8182
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ROSAT Survey Field Image Browser SIMBAD entry
Star Information:
| RA (2000.0) | DE (2000.0) | μ [ "/yr ] | θ [ ° ] | Radial Velocity | Spectral Type | V | Distance [ pc ] |
| 20 41 51.12 | -32 26 07.81 | 0.454 | 143.6 | -2.7 | M4 | 13.2 | 9.87 |
XMM-Newton Pointed Observations:
| Detection Number | Sequence Id | Observation Time | Likelihood | log Lx | ESAC Links |
| 2XMM J204151.1-322607 | 0111510101 1 | 2000-10-16T00:28 to 2000-10-16T07:30 | 999.9999 | 29.4 | Postcard Server Observing Log |
| Detector | Filter | Count Rate | Exposure Time | Likelihood | OAX | HR1 | HR2 | HR3 | HR4 | log Lx |
| M1 | Medium | 3.44037 ± 0.01404 | 18432 | 999.9999 | 0.047 | 0.404 ± 0.005 | -0.26 ± 0.005 | -0.708 ± 0.005 | -0.778 ± 0.012 | 29.4 |
ROSAT All-Sky Survey (RASS):
| Detection Number | Count Rate | Background | Exposure Time | Likelihood | HR1 | HR2 | log Lx |
| 1RXS J204151.2-322604 | 3.908 ± 0.12 | 0.0019 | 288 | 4060 | -0.19 ± 0.03 | 0.06 ± 0.04 | 29.44 |
ROSAT High Resolution Imager (HRI):
| Detection Number | Sequence Id | Count Rate | SNR | OAX | Exposure Time | Observation Date | Images | log Lx |
| 1RXH J204150.8-322605 | 200436 n00.008 | 0.8307 ± 0.00682 | 110.3 | 1 | 17648 | 1991-04-30 to 1991-05-04 | rgb rgbd | 29.37 |
ROSAT Wide Field Camera (WFC) All-Sky Survey:
| Detection Number | RA (2000.0) | DE (2000.0) | S1 Count Rate | S2 Count Rate | Significance S1 | Significance S2 | Significance |
| 2RE J2041-322 | 20 41 50.59 | -32 25 03.0 | 0.05 ± 0.01 | 0.09 ± 0.01 | 9.6 | 8.6 | 12.9 |
ROSAT Wide Field Camera (WFC) Pointed Observations:
| Source | RA (2000.0) | DE (2000.0) | Sequence ID | Count Rate | OAX | Significance | Filter | Observation Date |
| 1 | 20 41 48.67 | - 32 25 41.5 | 200436 w00_s1a | 0.05055 ± 0.0128 | 0.3 | 5.45 | S1 | 1991-04-30T18:00 |
EUVE All-Sky Survey:
| Detection Number | RA (2000.0) | DE (2000.0) | 58-174 Å Count Rate | 156-234 Å Count Rate | 368-590 Å Count Rate | 519-742 Å Count Rate |
| EUVE J2041-324 | 20 41 55 | -32 26.1 | 0.099 ± 0.02 | 0.041 ± 0.019 |
Joint EUVE-ROSAT Detections:
| Detection Number | RA (2000.0) | DE (2000.0) | 58-174 Å Count Rate |
| EUVE J2041-324 | 20 41 51 | -32 25 57 | 0.11 |
Last modified on Tuesday, 28 October 2008. C. Liefke | Impressum