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

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ROSAT Survey Field Image Browser     SIMBAD entry


Star Information:

RA (2000.0)DE (2000.0)μ [ "/yr ]θ [ ° ]Radial VelocitySpectral TypeBVRcIcDistance [ pc ]
22 38 45.60 -20 37 16.040.458100.1-8.7M1.510.579.078.086.888.64


ROSAT All-Sky Survey (RASS):

Detection NumberCount RateBackgroundExposure TimeLikelihoodHR1HR2log Lx
1RXS J223845.5-2037063.803 ± 0.18690.001222251400-0.23 ± 0.040.05 ± 0.0829.31


ROSAT High Resolution Imager (HRI):

Detection NumberSequence IdCount RateSNROAXExposure TimeObservation DateImageslog Lx
1RXH J223845.7-203714200415 a01.0190.832 ± 0.005941262231521993-05-15 to 1993-05-16rgb rgbd29.25
1RXH J223845.2-203714200415 n00.0081.102 ± 0.010893.9192201992-11-26 to 1992-11-27rgb rgbd29.37


ROSAT Wide Field Camera (WFC) All-Sky Survey:

Detection NumberRA (2000.0)DE (2000.0) S1 Count Rate S2 Count RateSignificance S1Significance S2Significance
2RE J2238-20322 38 45.89-20 36 55.30.08 ± 0.020.1 ± 0.0278.811.3


ROSAT Wide Field Camera (WFC) Pointed Observations:

SourceRA (2000.0)DE (2000.0)Sequence IDCount RateOAXSignificanceFilterObservation Date
122 38 48.46- 20 37 04.9180217 w00_s1a0.15279 ± 0.02631129.28.69S11997-11-25T06:00
122 38 46.60- 20 37 12.9200415 w00_s2b0.09955 ± 0.011060.416.57S21992-11-26T18:00
122 38 45.00- 20 37 05.0200415 w01_s2b0.10034 ± 0.00650.128.72S21993-05-15T12:00


EUVE All-Sky Survey:

Detection NumberRA (2000.0)DE (2000.0)58-174 Å Count Rate156-234 Å Count Rate368-590 Å Count Rate519-742 Å Count Rate
EUVE J2238-20622 38 44-20 37.40.16 ± 0.0170.05 ± 0.018

Joint EUVE-ROSAT Detections:

Detection NumberRA (2000.0)DE (2000.0)58-174 Å Count Rate
EUVE J2238-20622 38 45-20 37 090.15

EUVE Right Angle Program (RAP):

Detection NumberRA (2000.0)DE (2000.0)Exposure Time58-174 Å Count Rate156-234 Å Count Rate
2EUVE J2238-20 22 38 47.6 -20 37 32.2850000.111 ± 0.010.02 ± 0.01

Einstein Imaging Proportional Counter (IPC):

Detection NumberRA (2000.0)DE (2000.0)Sequence IDCount RateExposure TimeSNROAXObservation DateImagesData
2E 2236.0-205322 38 44.7-20 37 057380 46320.787 ± 0.0391194.4200.71980-05-11 to 1980-05-11gif FITSEvents
2E 2236.0-205322 38 45.3-20 37 067381 46320.554 ± 0.0252082.2220.81980-05-12 to 1980-05-12gif FITSEvents
2E 2236.0-205322 38 44.9-20 37 017382 46320.433 ± 0.0231894.518.40.71980-05-13 to 1980-05-13gif FITSEvents



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