NEXXUS - The database for Nearby X-ray and extreme UV emitting Stars

Star Page     -     Gl 808.2        



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Star Information:

RA (2000.0) DE (2000.0) Mu Theta Radial Velocity Spectral Type V B-V R-I MV Pi Distance
20 50 10 + 29 23.1 0.0635 158.7 -8.3 K5 V 8.41 1.06 6.83 48.38 ± 1.77 20.67


ROSAT All-Sky Survey (RASS):

Detection Number Count Rate Background Exposure Time Likeli HR1 HR2 log Lx
1RXS J205010.8+292300 0.2648 ± 0.02596 0.004064 567 174 -0.15 ± 0.1 -0.55 ± 0.14 28.91


ROSAT High Resolution Imager (HRI):

Detection Number Sequence Id Count Rate SNR OAX Exposure Time Observation Date Images log Lx
1RXH J205010.4+292307 500434 n00.002 0.0745 ± 0.00252 19.4 11 14041 960602 to 960607 rgb rgbd 28.96
1RXH J205010.7+292306 500482 a01.001 0.06771 ± 0.00252 18.9 11 12615 970428 to 970504 rgb rgbd 28.92
1RXH J205010.3+292307 500482 n00.001 0.08262 ± 0.00318 17 12 9407 961030 to 961101 rgb rgbd 29.01




Last modified on Thursday, 23 October 2003.   C. Liefke | Impressum