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

Star Page     -     NS 1805+0230 B   GJ 702 B   LHS 459   LTT 15338

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Star Information:

RA (2000.0)	DE (2000.0)	μ [ "/yr ]	θ [ ° ]	Radial Velocity	Spectral Type	B	V	Distance [ pc ]
18 05 27.35	+02 29 58.78	0.971	172.6	-10	K4V	7.15	6	5.1

XMM-Newton Pointed Observations:

Detection Number	Sequence Id	Observation Time	Likelihood	log Lx	ESAC Links
2XMM J180527.3+022955	0044741301 1	2003-09-11T04:52 to 2003-09-11T06:56	999.9999	28.22	Postcard Server Observing Log

Detector	Filter	Count Rate	Exposure Time	Likelihood	OAX	HR1	HR2	HR3	HR4	log Lx
PN	Thick	3.0777 ± 0.02204	7356	999.9999	1.022	0.459 ± 0.007	-0.67 ± 0.006	-0.907 ± 0.009	-1 ± 0.063	28.25
M1	Thick	0.71229 ± 0.00906	9165	999.9999	0.017	0.568 ± 0.012	-0.521 ± 0.012	-0.918 ± 0.012	-0.948 ± 0.083	28.19
M2	Thick	0.71973 ± 0.00915	9159	999.9999	1.044	0.562 ± 0.012	-0.525 ± 0.012	-0.897 ± 0.013	-1 ± 0.041	28.2

Detection Number	Sequence Id	Observation Time	Likelihood	log Lx	ESAC Links
2XMM J180527.3+022955	0044741401 1	2003-09-13T04:18 to 2003-09-13T06:28	999.9999	28.16	Postcard Server Observing Log

Detector	Filter	Count Rate	Exposure Time	Likelihood	OAX	HR1	HR2	HR3	HR4	log Lx
PN	Thick	2.57875 ± 0.02006	7585	999.9999	1.022	0.413 ± 0.008	-0.711 ± 0.006	-0.906 ± 0.01	-0.943 ± 0.061	28.17
M1	Thick	0.61533 ± 0.00845	9214	999.9999	0.037	0.489 ± 0.013	-0.556 ± 0.013	-0.93 ± 0.013	-0.849 ± 0.128	28.14
M2	Thick	0.62537 ± 0.00852	9213	999.9999	1.078	0.533 ± 0.013	-0.574 ± 0.013	-0.906 ± 0.014	-1 ± 0.065	28.14

ROSAT All-Sky Survey (RASS):

Detection Number	Count Rate	Background	Exposure Time	Likelihood	HR1	HR2	log Lx
1RXS J180527.2+023014	1.649 ± 0.1272	0.00154	347	410	-0.51 ± 0.06	-0.18 ± 0.15	28.49

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 J180527.2+023007	200792 n00.001	0.2926 ± 0.02	0.00035	3425	0	745	1992-03-05 to 1992-03-05	0.17 ± 0.07	-0.14 ± 0.09	rgb rgbd	28.44
2RXF J180527.5+023008	200792 a01.004	0.2473 ± 0.0115	0.00037	4242	0	1903	1993-03-17 to 1993-03-17	0.23 ± 0.05	-0.07 ± 0.06	rgb rgbd	28.36

ROSAT High Resolution Imager (HRI):

Detection Number	Sequence Id	Count Rate	SNR	OAX	Exposure Time	Observation Date	Images	log Lx
1RXH J180527.1+023007	201155 a01.001	0.2109 ± 0.0164	11	0	778	1994-03-22 to 1994-03-22	rgb rgbd	28.2
1RXH J180527.2+023006	201155 n00.001	0.2456 ± 0.0209	9.5	2	557	1993-03-18 to 1993-03-18	rgb rgbd	28.26

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 J1805+024	18 05 27	+02 29.7	0.077 ± 0.012	0.062 ± 0.015		0.082 ± 0.036

Joint EUVE-ROSAT Detections:

Detection Number	RA (2000.0)	DE (2000.0)	58-174 Å Count Rate
EUVE J1805+025	18 05 27	+02 30 12	0.06

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 1802.9+0230	18 05 27.2	+02 30 27	3113 4004	0.221 ± 0.01	3293.2	23	0.4	1979-03-26 to 1979-09-25	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
18 05 27	+02 30 17	4391 1	0.1946 ± 0.00638	8912.32	30.51	1979-09-28 to 1979-09-28	gif FITS	Events

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