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

Star Page     -     NS 1715-2636 B   GJ 663 B   LHS 438   LTT 6872

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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 ]
17 15 20.95	-26 36 08.09	1.238	202.5	0	K1V	6.1	5.33	5.97

ROSAT All-Sky Survey (RASS):

Detection Number	Count Rate	Background	Exposure Time	Likelihood	HR1	HR2	log Lx
1RXS J171521.5-263558	0.8541 ± 0.05778	0.00099	291	664	-0.59 ± 0.05	-0.21 ± 0.14	28.34

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 J171521.0-263557	201373 n00.003	1.171 ± 0.0257	0.00097	9999	1	1783	1992-09-21 to 1992-09-22	-0.46 ± 0.02	-0.25 ± 0.04	rgb rgbd	28.48

ROSAT Position Sensitive Proportional Counter with filter (PSPCF):

Detection Number	Sequence Id	Count Rate	Background	Likeli	OAX	Exposure Time	Observation Date	HR1	HR2	Images	log Lx
2RXF J171521.0-263557	201373 n00.002	0.2651 ± 0.0139	0.00042	3394	1	1429	1992-09-22 to 1992-09-22	0.3 ± 0.05	-0.06 ± 0.06	rgb rgbd	28.53

ROSAT High Resolution Imager (HRI):

Detection Number	Sequence Id	Count Rate	SNR	OAX	Exposure Time	Observation Date	Images	log Lx
1RXH J171520.9-263601	202164 n00.001	0.1461 ± 0.0086	14.2	1	1973	1996-02-25 to 1996-03-13	rgb rgbd	28.17

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 J1715-265	17 15 23	-26 35.1	0.057	0.044

EUVE Right Angle Program (RAP):

Detection Number	RA (2000.0)	DE (2000.0)	Exposure Time	58-174 Å Count Rate	156-234 Å Count Rate
2EUVE J1715-26	17 15 21.8	-26 36 23.4	5000	0.015 ± 0.006

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