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

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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
00 18 23 + 44 01.4 2.9178 81.9 12.1 M1.5 V 8.08 1.56 1.12 10.32 280.27 ± 1.05 3.57


ROSAT All-Sky Survey (RASS):

Detection Number Count Rate Background Exposure Time Likeli HR1 HR2 log Lx
1RXS J001821.8+440129 0.2602 ± 0.02618 0.00089 453 202 -0.65 ± 0.08 -0.61 ± 0.23 27.38


ROSAT High Resolution Imager (HRI):

Detection Number Sequence Id Count Rate SNR OAX Exposure Time Observation Date Images log Lx
1RXH J001821.7+440120 201154 a01.001 0.0139 ± 0.00306 4.4 2 1606 940723 to 940723 rgb rgbd 26.71
1RXH J001821.8+440120 201154 n00.001 0.02549 ± 0.00489 5.3 2 1132 940710 to 940710 rgb rgbd 26.97




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