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

Star Page     -     Gl 144   LHS 1557      EPS~Eri



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Star Information:

RA (2000.0) DE (2000.0) Mu Theta Radial Velocity Spectral Type V B-V R-I MV Pi Distance
03 32 55 - 09 27.5 0.9765 271.1 16.7 K2 V 3.72 0.88 0.43 6.18 310.75 ± 0.85 3.22


ROSAT All-Sky Survey (RASS):

Detection Number Count Rate Background Exposure Time Likeli HR1 HR2 log Lx
1RXS J033256.4-092727 2.822 ± 0.2335 0.002004 374 327 -0.44 ± 0.07 -0.24 ± 0.14 28.32


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 J033256.3-092724 200446 n00.004 0.5327 ± 0.0134 0.000383 9999 0 3045 920123 to 920124 0.3 ± 0.02 -0.07 ± 0.03 rgb rgbd 28.3


ROSAT High Resolution Imager (HRI):

Detection Number Sequence Id Count Rate SNR OAX Exposure Time Observation Date Images log Lx
1RXH J033256.2-092727 200923 n00.002 0.7123 ± 0.0124 51.8 2 4585 930217 to 930220 rgb rgbd 28.33


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 J0332-092 03 32 53.45 -09 26 46.2 0.084 ± 0.013 0.083 ± 0.025 13.2 5.2 14.2


ROSAT Wide Field Camera (WFC) Pointed Observations:

Source RA (2000.0) DE (2000.0) Sequence ID Count Rate OAX Significance Filter mjd
2 03 32 57.17 + 09 27 30.1 200923 w00_s1a 0.07226 ± 0.01469 0.3 8.07 S1 49035.81
1 03 32 52.87 + 09 28 02.1 900247 w00_s1a 0.07181 ± 0.01114 126.6 9.66 S1 48857.23



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