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

Star Page     -     NS 0720+2158 A   GJ 271 A   HIP 35550   HD 56986   HR 2777   BD+22 1645   55 Gem   del Gem  

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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 ]
07 20 07.37	+21 58 56.11	0.02	247.5	4.1	F0IV	3.87	3.53	18.02

ROSAT All-Sky Survey (RASS):

Detection Number	Count Rate	Background	Exposure Time	Likelihood	HR1	HR2	log Lx
1RXS J072007.4+215916	0.1082 ± 0.01851	0.0013	443	57	-0.56 ± 0.12	0.07 ± 0.32	28.4

EUVE Deep Survey of half the ecliptic plane:

Detection Number	RA (2000.0)	DE (2000.0)	67-178 Å Count Rate	157-364 Å Count Rate
EUVE J0720+219	07 20 11	+21 58.7	0.019 ± 0.001

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