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

Star Page     -     NS 1656+6508 B   GJ 648 B  

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Star Information:

RA (2000.0)	DE (2000.0)	μ [ "/yr ]	θ [ ° ]	Distance [ pc ]
16 56 01.71	+65 08 05.41	0.243	77.9	15.11

ROSAT All-Sky Survey (RASS):

Detection Number	Count Rate	Background	Exposure Time	Likelihood	HR1	HR2	log Lx
1RXS J165601.2+650807	0.4058 ± 0.01334	0.00132	2622	2210	-0.42 ± 0.02	-0.24 ± 0.05	28.82

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 J1656+650	16 56 03.85	+65 07 52.7	0.01 ± 0	0.01 ± 0	4.7	5.9	7.5

ROSAT Wide Field Camera (WFC) Pointed Observations:

Source	RA (2000.0)	DE (2000.0)	Sequence ID	Count Rate	OAX	Significance	Filter	Observation Date
2	16 56 03.49	+ 65 07 32.6	800897 w00_s1a	0.01241 ± 0.0031	63.2	5.3	S1	1997-04-01T00:00

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 J1656+651	16 56 05	+65 08.0	0.014 ± 0.003	0.014 ± 0.004

Joint EUVE-ROSAT Detections:

Detection Number	RA (2000.0)	DE (2000.0)	58-174 Å Count Rate
EUVE J1656+651	16 56 02	+65 08 11	0.01

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