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

Star Page     -     NS 0239-5811 B  

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ROSAT Survey Field Image Browser     SIMBAD entry

Star Information:

RA (2000.0)	DE (2000.0)	μ [ "/yr ]	θ [ ° ]	Spectral Type	B	V	Distance [ pc ]
02 39 01.17	-58 11 13.83	0.036	328	K7	10.87	9.56	16.53

ROSAT All-Sky Survey (RASS):

Detection Number	Count Rate	Background	Exposure Time	Likelihood	HR1	HR2	log Lx
1RXS J023901.2-581112	1.337 ± 0.07339	0.0018	272	938	-0.2 ± 0.05	-0.05 ± 0.08	29.42

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 J0238-581	02 38 57.56	-58 11 22.0	0.03 ± 0.01	0.02 ± 0.01	4.4	3.4	5.6

EUVE All-Sky Survey:

Detection Number	RA (2000.0)	DE (2000.0)	58-174 Å Count Rate	156-234 Å Count Rate	368-590 Å Count Rate	519-742 Å Count Rate
EUVE J0239-581	02 39 03	-58 11.5	0.053 ± 0.009	0.02 ± 0.009	0.035 ± 0.013

Joint EUVE-ROSAT Detections:

Detection Number	RA (2000.0)	DE (2000.0)	58-174 Å Count Rate
EUVE J0238-581	02 38 59	-58 11 08	0.05

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