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

Star Page     -     NS 1821+7243 A   GJ 713 A   LHS 3379   HIP 89937   HD 170153   HR 6927   BD+72 839   44 Dra   chi Dra   LTT 15438

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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 ]
18 21 03.43	+72 43 58.34	0.637	123.5	32.5	F7V	4.06	3.57	8.03

ROSAT All-Sky Survey (RASS):

Detection Number	Count Rate	Background	Exposure Time	Likelihood	HR1	HR2	log Lx
1RXS J182103.0+724342	0.1558 ± 0.00902	0.0011	2629	506	-0.76 ± 0.03	-0.6 ± 0.15	27.86

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 J182102.6+724402	201129 n00.007	0.1528 ± 0.00684	0.00074	2255	0	3490	1992-11-07 to 1992-11-07	-0.75 ± 0.03	-0.67 ± 0.09	rgb rgbd	27.85

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 1822.0+7242	18 21 01.7	+72 43 57	5193 4068	0.023 ± 0.004	2022.1	5.3	3.9	1980-04-05 to 1980-04-05	gif FITS	Events

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