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

Star Page - NS 2056-0450 A GJ 812 A LHS 3602 HIP 103393 FR Aqr

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ROSAT Survey Field Image Browser SIMBAD entry

Star Information:

RA (2000.0)	DE (2000.0)	μ [ "/yr ]	θ [ ° ]	Spectral Type	B	V	R_c	I_c	J	K_s	H	Distance [ pc ]

20 56 48.47	-04 50 49.29	0.817	105.6	M4	13.36	11.87	10.81	9.28	7.85	7.31	7.09	16.76

XMM-Newton Pointed Observations:


Detection Number	Sequence Id	Observation Time	Likelihood	log L_x	ESAC Links

2XMM J205648.7-045048	0112190601 2	2001-11-14T09:16 to 2001-11-14T12:11	999.9999	28.43	Postcard Server Observing Log

PN data not included in the catalogue. See introduction for details.
MOS1 data not included in the catalogue. See introduction for details.

Detector	Filter	Count Rate	Exposure Time	Likelihood	OAX	HR1	HR2	HR3	HR4	log L_x
M2	Medium	0.13397 ± 0.00548	16700	999.9999	13.446	0.431 ± 0.041	-0.487 ± 0.041	-0.836 ± 0.053	-0.544 ± 0.41	28.43

ROSAT All-Sky Survey (RASS):


Detection Number	Count Rate	Background	Exposure Time	Likelihood	HR1	HR2	log L_x

1RXS J205648.0-045045	0.3104 ± 0.02744	0.00097	444	303	-0.25 ± 0.08	0.08 ± 0.15	28.8

ROSAT High Resolution Imager (HRI):


Detection Number	Sequence Id	Count Rate	SNR	OAX	Exposure Time	Observation Date	Images	log L_x

1RXH J205648.1-045046	201934 n00.003	0.03271 ± 0.00498	6	1	1362	1994-10-31 to 1994-10-31	rgb rgbd	28.42
1RXH J205648.4-045044	800810 a01.004	0.06412 ± 0.00421	7.1	15	4845	1996-05-07 to 1996-05-08	rgb rgbd	28.71
1RXH J205648.2-045048	800889 n00.026	0.04361 ± 0.00084	28.8	14	89609	1997-10-23 to 1997-10-30	rgb rgbd	28.55

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 2054.2-0502	20 56 48.0	-04 50 38	7416 4431	0.035 ± 0.003	4949	10.7	2.8	1980-05-08 to 1980-05-09	gif FITS	Events

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