NEXXUS 2 - The database for Nearby X-ray and extreme UV emitting Stars
Star Page - NS 0731+3613 A GJ 277 A G 087-044 HIP 36626 BD+36 1638 VV Lyn
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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 | U | B | V | Rc | Ic | J | Ks | H | Distance [ pc ] |
| 07 31 57.74 | +36 13 09.83 | 0.31 | 226.5 | 1 | M2.5 | 13.21 | 13.42 | 11.87 | 9.52 | 8.15 | 6.79 | 6.19 | 5.93 | 11.64 |
ROSAT All-Sky Survey (RASS):
| Detection Number | Count Rate | Background | Exposure Time | Likelihood | HR1 | HR2 | log Lx |
| 1RXS J073157.1+361340 | 1.006 ± 0.04852 | 0.00073 | 455 | 1490 | -0.2 ± 0.04 | 0 ± 0.07 | 28.99 |
ROSAT High Resolution Imager (HRI):
| Detection Number | Sequence Id | Count Rate | SNR | OAX | Exposure Time | Observation Date | Images | log Lx |
| 1RXH J073157.7+361311 | 201926 n00.002 | 0.1018 ± 0.00681 | 13.7 | 1 | 2206 | 1994-10-05 to 1994-10-05 | rgb rgbd | 28.6 |
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 J0731+361 | 07 31 58.21 | +36 14 07.7 | 0.03 ± 0.01 | 0.02 ± 0.01 | 9.3 | 3.9 | 10.1 |
Last modified on Tuesday, 28 October 2008. C. Liefke | Impressum