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

Star Page     -     NS 1249+6606 A   GJ 487   G 237-078   HIP 62556   DP Dra

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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 ]
12 49 02.73	+66 06 36.63	0.45	256.3	-18	M3	12.56	10.92	10.15

ROSAT All-Sky Survey (RASS):

Detection Number	Count Rate	Background	Exposure Time	Likelihood	HR1	HR2	log Lx
1RXS J124903.8+660643	0.2265 ± 0.02534	0.00157	478	159	-0.21 ± 0.1	-0.2 ± 0.15	28.22

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 J1249+660	12 49 12	+66 05.4	0.024 ± 0.006		0.235 ± 0.035	0.532 ± 0.077

Joint EUVE-ROSAT Detections:

Detection Number	RA (2000.0)	DE (2000.0)	58-174 Å Count Rate
EUVE J1249+661	12 49 03	+66 06 40	0.02

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