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

Star Page     -     NS 2251+3145   GJ 875.1   LHS 3861   G 128-008   HIP 112909   GT Peg

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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	U	B	V	Rc	Ic	J	Ks	H	Distance [ pc ]
22 51 53.49	+31 45 15.23	0.529	95.5	0	M3	14.22	13.4	11.8	10.51	9.11	7.75	7.14	6.88	14.62

ROSAT All-Sky Survey (RASS):

Detection Number	Count Rate	Background	Exposure Time	Likelihood	HR1	HR2	log Lx
1RXS J225153.6+314513	0.4689 ± 0.03135	0.00107	525	550	-0.16 ± 0.06	0.14 ± 0.1	28.86

ROSAT Position Sensitive Proportional Counter (PSPC):

Detection Number	Sequence Id	Count Rate	Background	Likeli	OAX	Exposure Time	Observation Time	HR1	HR2	Images	log Lx
2RXP J225153.7+314522	200986 n00.004	0.3261 ± 0.00993	0.00127	3375	0	3509	1992-06-23 to 1992-06-23	-0.26 ± 0.03	-0.19 ± 0.05	rgb rgbd	28.7

EUVE sources detected in other ways:

Detection Number	RA (2000.0)	DE (2000.0)	58-174 Å Count Rate	156-234 Å Count Rate	67-178 Å Count Rate	157-364 Å Count Rate
EUVE J2251+317	22 51 51	+31 45.3	0.046	0.104

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 2249.5+3129	22 51 52.9	+31 45 21	7362 4641	0.24 ± 0.012	2372.3	20.4	0.6	1980-06-15 to 1980-06-15	gif FITS	Events
2E 2249.5+3130	22 51 53.1	+31 45 36	7363 4641	0.152 ± 0.009	2452.8	16.4	0.8	1980-06-15 to 1980-06-15	gif FITS	Events
2E 2249.5+3129	22 51 53.0	+31 45 17	7364 4641	0.132 ± 0.01	1940.3	13.6	0.6	1980-06-15 to 1980-06-15	gif FITS	Events

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