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

Star Page     -     NS 2050+2923   GJ 808.2   HIP 102851   HD 198550   BD+28 3900   HD 198550

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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 ]
20 50 10.53	+29 23 02.88	0.064	158.7	-13.3	K5V	9.42	8.33	20.67

ROSAT All-Sky Survey (RASS):

Detection Number	Count Rate	Background	Exposure Time	Likelihood	HR1	HR2	log Lx
1RXS J205010.8+292300	0.2648 ± 0.02596	0.00406	567	174	-0.15 ± 0.1	-0.55 ± 0.14	28.91

ROSAT High Resolution Imager (HRI):

Detection Number	Sequence Id	Count Rate	SNR	OAX	Exposure Time	Observation Date	Images	log Lx
1RXH J205010.4+292307	500434 n00.002	0.0745 ± 0.00252	19.4	11	14041	1996-06-02 to 1996-06-07	rgb rgbd	28.96
1RXH J205010.7+292306	500482 a01.001	0.06771 ± 0.00252	18.9	11	12615	1997-04-28 to 1997-05-04	rgb rgbd	28.92
1RXH J205010.3+292307	500482 n00.001	0.08262 ± 0.00318	17	12	9407	1996-10-30 to 1996-11-01	rgb rgbd	29.01

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 2048.1+2912	20 50 12.2	+29 23 01	5272 4425	0.066 ± 0.005	9918.4	12.7	21.8	1979-11-22 to 1979-11-22	gif FITS	Events

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