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

Star Page     -     Gl 166A   LHS 23      LTT 1907 OMI^2~Eri



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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
04 15 16 - 07 39.2 4.0884 213.2 -42.5 K1 V e 4.42 0.82 0.41 5.91 198.24 ± 0.84 5.04


ROSAT All-Sky Survey (RASS):

Detection Number Count Rate Background Exposure Time Likeli HR1 HR2 log Lx
1RXS J041517.8-073755 0.1795 ± 0.02499 0.001563 341 93 -0.14 ± 0.14 -0.35 ± 0.2 27.52


ROSAT High Resolution Imager (HRI):

Detection Number Sequence Id Count Rate SNR OAX Exposure Time Observation Date Images log Lx
1RXH J041517.4-073842 201162 n00.002 0.02036 ± 0.00474 4.2 2 1022 930217 to 930217 rgb rgbd 27.17


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 J0415-073 04 15 21.42 -07 38 55.0 0.023 ± 0.005 0.019 ± 0.006 7.2 4.3 8.3




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