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

Star Page     -     NS 0818-7655   GJ 305   HIP 40702   HD 71243   HR 3318   CPD-76 507   alp Cha  

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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	Distance [ pc ]
08 18 31.57	-76 55 10.86	0.153	45.8	-13.7	F5III	4.44	4.07	3.82	3.57	19.45

ROSAT All-Sky Survey (RASS):

Detection Number	Count Rate	Background	Exposure Time	Likelihood	HR1	HR2	log Lx
1RXS J081830.5-765514	0.2295 ± 0.02204	0.00077	560	257	-0.12 ± 0.09	-0.31 ± 0.13	28.79

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 J081833.6-765512	201489 n00.007	0.2325 ± 0.00845	0.0008	4117	0	3422	1993-11-30 to 1993-12-01	-0.1 ± 0.04	-0.38 ± 0.05	rgb rgbd	28.8
2RXP J081830.5-765458	300131 n00.012	0.1264 ± 0	0.00082	531	44	2281	1992-04-08 to 1992-04-14	-0.2 ± 0.05	-0.1 ± 0.08	rgb rgbd	28.54

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 0819.9-7646	08 18 32.7	-76 55 09	10100 1973	0.045 ± 0.004	3634.9	10.3	0.2	1981-01-28 to 1981-01-28	gif FITS	Events

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