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

Star Page     -     Gl 643   LHS 427      LTT 6750 Wolf 629

Back to Search      Back to Main Page      Introduction

ROSAT Survey Field Image Browser      Simbad Objects

Star Information:

RA (2000.0)	DE (2000.0)	Mu	Theta	Radial Velocity	Spectral Type	V	B-V	R-I	MV	Pi	Distance
16 55 25	- 08 19.4	1.2096	222.3	15.8	M3.5 V	11.75	1.69	1.53	12.69	153.96 ± 4.04	6.5

ROSAT All-Sky Survey (RASS):

Detection Number	Count Rate	Background	Exposure Time	Likeli	HR1	HR2	log Lx
1RXS J165529.3-082008	3.968 ± 0.2449	0.000679	445	906	-0.26 ± 0.05	0.17 ± 0.1	29.08

ROSAT High Resolution Imager (HRI):

Detection Number	Sequence Id	Count Rate	SNR	OAX	Exposure Time	Observation Date	Images	log Lx
1RXH J165527.2-081925	201921 n00.002	0.00503 ± 0.000793	2.8	2	10750	950821 to 950826	rgb rgbd	26.79

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	0.074 ± 0.008	0.116 ± 0.012	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	mjd
2	16 55 30.41	+ 08 20 11.0	201921 w00_s1a	0.0862 ± 0.01688	0.4	8.88	S1	49950.68

Last modified on Thursday, 23 October 2003.   C. Liefke | Impressum