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

Star Page     -     Gl 65A   LHS 9   G272-061   BL~Cet LP 768-26 L 726-8 LDS 838



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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
01 39 01 - 17 57.0 3.37 80.6 29.5 M5.5 V 12.55 1.87 2.04 15.41 373.7 ± 2.7 2.68


XMM-Newton Observations:

Detection Number Sequence Id Observation Time Exposure Time Likelihood log Lx
1XMMJ013901.9-175702111430101 522001-07-07T06:09:04 to 2001-07-07T17:35:0441161999.999927.73
PN data not included in the catalogue. See introduction for details.
MOS1 data not included in the catalogue. See introduction for details.
DetectorFilterCount RateLikelihoodOAXVignettingHR1HR2HR3log Lx
M2Medium0.5742 ± 0.004063999.99990.18551.00010.54713 ± 0.00606-0.93922 ± 0.00284-0.89043 ± 0.0230727.73


ROSAT All-Sky Survey (RASS):

Detection Number Count Rate Background Exposure Time Likeli HR1 HR2 log Lx
1RXS J013859.7-175715 0.6803 ± 0.05682 0.00119 484 318 -0.32 ± 0.08 -0.08 ± 0.14 27.55


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 J013901.6-175645 200208 n00.006 0.3557 ± 0 0.001517 3253 42 16136 911230 to 920115 -0.27 ± 0.01 0 ± 0.01 rgb rgbd 27.26


ROSAT High Resolution Imager (HRI):

Detection Number Sequence Id Count Rate SNR OAX Exposure Time Observation Date Images log Lx
1RXH J013900.4-175704 201698 a01.002 0.1858 ± 0.00428 38 3 10021 940621 to 940625 rgb rgbd 27.58
1RXH J013900.0-175701 201698 n00.012 1.41 ± 0.0101 121.7 2 13884 940105 to 940108 rgb rgbd 28.46
1RXH J013900.1-175702 201864 n00.003 0.1483 ± 0.00345 37.6 2 12435 950105 to 950106 rgb rgbd 27.49
1RXH J013900.1-175702 201865 n00.003 0.1847 ± 0.00389 41.7 2 12165 950106 to 950107 rgb rgbd 27.58


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 J0138-175 01 38 59.97 -17 56 48.0 0.025 ± 0.005 0.018 ± 0.005 8.8 4.7 9.9


ROSAT Wide Field Camera (WFC) Pointed Observations:

Source RA (2000.0) DE (2000.0) Sequence ID Count Rate OAX Significance Filter mjd
1 01 39 01.25 - 17 57 05.9 200208 w00_s2b 0.02111 ± 0.0037 41.4 7.29 S2 48620.93
2 01 39 00.92 - 17 57 12.0 201698 w01_s2b 0.02836 ± 0.00845 2.6 5.49 S2 49357.69
1 01 39 02.05 - 17 57 15.2 201865 w00_s2b 0.02152 ± 0.00572 0.7 5.69 S2 49723.65



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