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

Star Page     -     NS 2256-3133 B   GJ 879   HIP 113283   HD 216803   HR 8721   CD-32 17321   TW PsA

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ROSAT Survey Field Image Browser     SIMBAD entry

Star Information:

RA (2000.0)	DE (2000.0)	μ [ "/yr ]	θ [ ° ]	Radial Velocity	Spectral Type	B	V	Rc	Ic	Distance [ pc ]
22 56 24.04	-31 33 56.12	0.367	115.8	6	K4V	7.58	6.48	5.8	5.26	7.66

ROSAT All-Sky Survey (RASS):

Detection Number	Count Rate	Background	Exposure Time	Likelihood	HR1	HR2	log Lx
1RXS J225624.2-313357	0.5263 ± 0.06516	0.00144	150	185	-0.47 ± 0.1	-0.11 ± 0.22	28.35

Einstein Imaging Proportional Counter (IPC):

Detection Number	RA (2000.0)	DE (2000.0)	Sequence ID	Count Rate	Exposure Time	SNR	OAX	Observation Date	Images	Data
2E 2253.7-3150	22 56 25.3	-31 33 58	2318 4651	0.055 ± 0.006	2016.5	8.6	4.4	1979-05-21 to 1979-05-21	gif FITS	Events

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