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

Star Page     -     NS 1855+0824 A   GJ 735 A   HIP 92871   V1285 Aql

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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	Rc	Ic	J	Ks	H	Distance [ pc ]
18 55 27.41	+08 24 08.99	0.115	127.1	-13.5	M3	11.6	10.2	9.03	7.65	6.27	5.64	5.42	11.63

ROSAT All-Sky Survey (RASS):

Detection Number	Count Rate	Background	Exposure Time	Likelihood	HR1	HR2	log Lx
1RXS J185527.4+082408	1.392 ± 0.05524	0.00061	476	2540	-0.2 ± 0.03	0.02 ± 0.06	29.13

ROSAT High Resolution Imager (HRI):

Detection Number	Sequence Id	Count Rate	SNR	OAX	Exposure Time	Observation Date	Images	log Lx
1RXH J185527.3+082412	200897 n00.001	0.1801 ± 0.00551	30.4	1	5910	1992-03-22 to 1992-03-22	rgb rgbd	28.84

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 J1855+082	18 55 27.62	+08 24 20.7	0.02 ± 0	0.01 ± 0.01	8.7	3.2	9.2

Joint EUVE-ROSAT Detections:

Detection Number	RA (2000.0)	DE (2000.0)	58-174 Å Count Rate
EUVE J1855+084	18 55 27	+08 24 19	0.02

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 1853.1+0820	18 55 27.5	+08 24 08	10312 4160	0.16 ± 0.007	7384.1	22.8	0.3	1981-03-07 to 1981-03-07	gif FITS	Events

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