NEXXUS - The database for Nearby X-ray and extreme UV emitting Stars
Star Page - Gl 873 LHS 3853 G216-016 EV~Lac
Back to Search Back to Main Page Introduction
ROSAT Survey Field Image Browser Simbad Objects
Star Information:
| RA (2000.0) | DE (2000.0) | Mu | Theta | Radial Velocity | Spectral Type | V | B-V | R-I | MV | Pi | Distance |
| 22 46 50 | + 44 20.0 | 0.8412 | 236.9 | 0.5 | M3.5 V | 10.23 | 1.61 | 1.51 | 11.71 | 198.07 ± 2.05 | 5.05 |
XMM-Newton Observations:
| Detection Number | Sequence Id | Observation Time | Exposure Time | Likelihood | log Lx |
| 1XMMJ224649.6+442001 | 111450101 41 | 2001-06-03T07:55:10 to 2001-06-03T16:48:41 | 32011 | 999.9999 | 28.94 |
| Detector | Filter | Count Rate | Likelihood | OAX | Vignetting | HR1 | HR2 | HR3 | log Lx |
| M2 | Medium | 2.6044 ± 0.010049 | 999.9999 | 0.0576 | 0.9987 | 0.5869 ± 0.00306 | -0.92898 ± 0.00151 | -0.87514 ± 0.01075 | 28.94 |
ROSAT All-Sky Survey (RASS):
| Detection Number | Count Rate | Background | Exposure Time | Likeli | HR1 | HR2 | log Lx |
| 1RXS J224650.7+442008 | 5.384 ± 0.09837 | 0.000566 | 560 | 9999 | -0.16 ± 0.01 | 0.03 ± 0.02 | 28.99 |
ROSAT Position Sensitive Proportional Counter (PSPC):
| Detection Number | Sequence Id | Count Rate | Background | Likeli | OAX | Exposure Time | Observation Time | HR1 | HR2 | Images | log Lx |
| 2RXP J224650.4+442008 | 200984 n00.007 | 9.626 ± 0.0624 | 0.001014 | 9999 | 0 | 2553 | 920713 to 920717 | 0.03 ± 0.01 | 0.05 ± 0.01 | rgb rgbd | 29.25 |
| 2RXP J224648.0+442033 | 201583 n00.005 | 1.022 ± 0 | 0.001217 | 3670 | 40 | 2013 | 930708 to 930709 | -0.25 ± 0.01 | -0.01 ± 0.02 | rgb rgbd | 28.27 |
| 2RXP J224648.0+442017 | 201584 n00.005 | 1.263 ± 0 | 0.000822 | 5936 | 40 | 2277 | 930709 to 930710 | -0.29 ± 0.01 | -0.11 ± 0.02 | rgb rgbd | 28.36 |
| 2RXP J224648.5+442046 | 201585 n00.005 | 0.8558 ± 0 | 0.000931 | 3875 | 41 | 2632 | 930710 to 930711 | -0.35 ± 0.01 | -0.15 ± 0.03 | rgb rgbd | 28.2 |
| 2RXP J224647.9+442017 | 201586 n00.006 | 1.066 ± 0 | 0.000694 | 6803 | 41 | 3530 | 930711 to 930712 | -0.37 ± 0.01 | -0.17 ± 0.02 | rgb rgbd | 28.29 |
| 2RXP J224653.2+442018 | 201587 n00.004 | 0.7845 ± 0 | 0.000711 | 5458 | 41 | 4463 | 930712 to 930713 | -0.34 ± 0.01 | -0.11 ± 0.02 | rgb rgbd | 28.16 |
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 J2246+442 | 22 46 51.15 | +44 20 11.8 | 0.117 ± 0.009 | 0.148 ± 0.01 | 24.2 | 27.1 | 36.4 |
ROSAT Wide Field Camera (WFC) Pointed Observations:
| Source | RA (2000.0) | DE (2000.0) | Sequence ID | Count Rate | OAX | Significance | Filter | mjd |
| 1 | 22 46 48.13 | + 44 20 19.9 | 200984 w00_s1a | 0.21052 ± 0.02892 | 0.4 | 16.6 | S1 | 48816.55 |
| 3 | 22 46 49.81 | + 44 20 06.0 | 201583 w00_s2b | 0.04659 ± 0.01091 | 40.5 | 7.35 | S2 | 49176.92 |
| 1 | 22 46 48.68 | + 44 20 25.2 | 201584 w00_s2b | 0.05348 ± 0.01065 | 40.4 | 9.11 | S2 | 49177.91 |
| 1 | 22 46 48.28 | + 44 20 13.4 | 201585 w00_s2b | 0.04518 ± 0.00959 | 40.3 | 8.54 | S2 | 49178.91 |
| 1 | 22 46 48.62 | + 44 20 31.9 | 201586 w00_s2b | 0.06032 ± 0.00964 | 40.4 | 11.56 | S2 | 49179.89 |
| 1 | 22 46 48.71 | + 44 20 10.9 | 201587 w00_s2b | 0.05407 ± 0.00765 | 40.3 | 12.47 | S2 | 49180.88 |
Last modified on Thursday, 23 October 2003. C. Liefke | Impressum