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

Star Page     -     NS 1655-0820 A   GJ 644 A   LHS 428   HIP 82817   HD 152751   BD-08 4352   V1054 Oph

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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	U	B	Rc	Ic	J	Ks	H	Distance [ pc ]
16 55 28.81	-08 20 10.95	1.208	223.3	18.8	M3Ve	11.73	10.62	7.93	6.56	5.28	4.64	4.39	6.45

ROSAT All-Sky Survey (RASS):

Detection Number	Count Rate	Background	Exposure Time	Likelihood	HR1	HR2	log Lx
1RXS J165529.3-082008	3.968 ± 0.2449	0.00068	445	906	-0.26 ± 0.05	0.17 ± 0.1	29.07

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 J165529.2-082001	200125 n00.005	3.197 ± 0.0191	0.00108	9999	4	8306	1991-02-25 to 1991-02-27	-0.19 ± 0.01	-0.09 ± 0.01	rgb rgbd	28.98

ROSAT High Resolution Imager (HRI):

Detection Number	Sequence Id	Count Rate	SNR	OAX	Exposure Time	Observation Date	Images	log Lx
1RXH J165528.8-082005	201921 n00.005	0.7133 ± 0.0081	77.1	1	10750	1995-08-21 to 1995-08-26	rgb rgbd	28.93

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 J1655-081	16 55 30.29	-08 19 36.1	0.07 ± 0.01	0.12 ± 0.01	14.9	15.2	21.3

ROSAT Wide Field Camera (WFC) Pointed Observations:

Source	RA (2000.0)	DE (2000.0)	Sequence ID	Count Rate	OAX	Significance	Filter	Observation Date
2	16 55 30.41	+ 08 20 10.9	201921 w00_s1a	0.0862 ± 0.01688	0.4	8.88	S1	1995-08-21T18:00

EUVE All-Sky Survey:

Detection Number	RA (2000.0)	DE (2000.0)	58-174 Å Count Rate	156-234 Å Count Rate	368-590 Å Count Rate	519-742 Å Count Rate
EUVE J1655-083	16 55 26	-08 20.0	0.131 ± 0.019	0.035 ± 0.015

Joint EUVE-ROSAT Detections:

Detection Number	RA (2000.0)	DE (2000.0)	58-174 Å Count Rate
EUVE J1655-083	16 55 29	-08 20 02	0.13

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 1652.8-0815	16 55 30.0	-08 19 59	3112 3783	0.78 ± 0.028	2078	27.7	0.5	1979-02-28 to 1979-02-28	gif FITS	Events

Einstein High Resolution Imager (HRI):

RA (2000.0)	DE (2000.0)	Sequence ID	Count Rate	Exposure Time	SNR	Observation Date	Images	Data
16 55 30	-08 19 53	4390 1	0.6435 ± 0.01577	4158.4	40.82	1979-09-02 to 1979-09-02	gif FITS	Events

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