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

Star Page     -     NS 1657+4722 B   GJ 649.1 C   G 203-036   HIP 83006   HD 153525   BD+47 2411   V1089 Her

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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	Distance [ pc ]
16 57 42.25	+47 21 43.76	0.297	332.1	-7.8	K0V	8.92	7.88	17.61

ROSAT All-Sky Survey (RASS):

Detection Number	Count Rate	Background	Exposure Time	Likelihood	HR1	HR2	log Lx
1RXS J165752.6+472200	0.07663 ± 0.01187	0.00129	823	63	-0.56 ± 0.1	-0.18 ± 0.28	28.23

ROSAT High Resolution Imager (HRI):

Detection Number	Sequence Id	Count Rate	SNR	OAX	Exposure Time	Observation Date	Images	log Lx
1RXH J165742.4+472142	202228 n00.001	0.02688 ± 0.00253	8.5	3	4480	1996-03-26 to 1996-03-30	rgb rgbd	28.38

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