NEXXUS 2 - The database for Nearby X-ray and extreme UV emitting Stars

Star Page     -     NS 0155-5136 B   GJ 81 B  



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Star Information:

RA (2000.0)DE (2000.0)μ [ "/yr ]θ [ ° ]VDistance [ pc ]
01 55 57.46 -51 36 31.940.73867.410.717.49


ROSAT All-Sky Survey (RASS):

Detection NumberCount RateBackgroundExposure TimeLikelihoodHR1HR2log Lx
1RXS J015557.3-5136341.66 ± 0.11520.001542805790 ± 0.06-0.22 ± 0.0928.82


ROSAT Wide Field Camera (WFC) All-Sky Survey:

Detection NumberRA (2000.0)DE (2000.0) S1 Count Rate S2 Count RateSignificance S1Significance S2Significance
2RE J0155-51301 55 55.53-51 36 39.20.03 ± 0.010.03 ± 0.013.34.65.7


ROSAT Wide Field Camera (WFC) Pointed Observations:

SourceRA (2000.0)DE (2000.0)Sequence IDCount RateOAXSignificanceFilterObservation Date
101 55 47.21- 51 35 47.3701511 w00_s1a0.05056 ± 0.01721136.34.06S11993-07-09T00:00


EUVE All-Sky Survey:

Detection NumberRA (2000.0)DE (2000.0)58-174 Å Count Rate156-234 Å Count Rate368-590 Å Count Rate519-742 Å Count Rate
EUVE J0155-51601 55 53-51 36.70.064 ± 0.0110.134 ± 0.064

Joint EUVE-ROSAT Detections:

Detection NumberRA (2000.0)DE (2000.0)58-174 Å Count Rate
EUVE J0155-51601 55 56-51 36 310.05



Last modified on Tuesday, 28 October 2008.   C. Liefke | Impressum