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

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Star Information:

RA (2000.0)DE (2000.0)μ [ "/yr ]θ [ ° ]Radial VelocitySpectral TypeBVDistance [ pc ]
21 06 53.45 +38 44 57.985.28151.9-64.3K5V6.395.213.5


XMM-Newton Pointed Observations:

Detection NumberSequence IdObservation TimeLikelihoodlog Lx ESAC Links
2XMM J210654.9+3845050041740301 12002-11-17T23:43 to 2002-11-18T01:52999.999927.31Postcard Server Observing Log
DetectorFilterCount RateExposure TimeLikelihoodOAXHR1HR2HR3HR4log Lx
PNThick0.75795 ± 0.01117568999.99991.4430.312 ± 0.015-0.725 ± 0.012-0.876 ± 0.024-0.839 ± 0.1627.32
M1Thick0.17795 ± 0.004589272999.99990.5430.338 ± 0.026-0.545 ± 0.026-0.89 ± 0.03-0.829 ± 0.19727.29
M2Thick0.18591 ± 0.004739272999.99991.4830.398 ± 0.025-0.603 ± 0.024-0.9 ± 0.031-0.741 ± 0.27727.3
Detection NumberSequence IdObservation TimeLikelihoodlog Lx ESAC Links
2XMM J210655.3+3845110041740901 12003-05-12T15:22 to 2003-05-12T17:03999.999927.23Postcard Server Observing Log
DetectorFilterCount RateExposure TimeLikelihoodOAXHR1HR2HR3HR4log Lx
PNThick0.65011 ± 0.011955320999.99990.7870.26 ± 0.018-0.78 ± 0.015-0.963 ± 0.024-1 ± 0.76127.25
M1Thick0.14462 ± 0.0056448999.99990.2780.303 ± 0.035-0.697 ± 0.031-0.988 ± 0.031-1 ± 3.08127.2
M2Thick0.15766 ± 0.005216587999.99990.9990.37 ± 0.032-0.722 ± 0.028-0.951 ± 0.045-1 ± 0.59827.23
Detection NumberSequence IdObservation TimeLikelihoodlog Lx ESAC Links
2XMM J210655.3+3845110041741001 12003-11-22T01:13 to 2003-11-22T03:05999.999927.43Postcard Server Observing Log
DetectorFilterCount RateExposure TimeLikelihoodOAXHR1HR2HR3HR4log Lx
PNThick1.03405 ± 0.013716698999.99991.5250.351 ± 0.013-0.682 ± 0.012-0.868 ± 0.021-0.875 ± 0.10827.45
M1Thick0.23923 ± 0.005658175999.99990.5660.471 ± 0.023-0.513 ± 0.023-0.867 ± 0.028-1 ± 0.10527.4
M2Thick0.236 ± 0.005678179999.99991.4340.399 ± 0.025-0.521 ± 0.024-0.838 ± 0.032-0.809 ± 0.14927.41
Detection NumberSequence IdObservation TimeLikelihoodlog Lx ESAC Links
2XMM J210655.3+3845110041741101 12004-05-01T15:39 to 2004-05-01T19:13999.999926.95Postcard Server Observing Log
DetectorFilterCount RateExposure TimeLikelihoodOAXHR1HR2HR3HR4log Lx
PNThick0.33916 ± 0.0058212788999.99990.7370.217 ± 0.017-0.763 ± 0.014-0.918 ± 0.03-1 ± 0.14626.97
M1Thick0.07642 ± 0.0025514245999.99990.3360.319 ± 0.034-0.604 ± 0.032-0.925 ± 0.037-1 ± 0.38126.92
M2Thick0.07712 ± 0.0026114247999.999910.391 ± 0.034-0.625 ± 0.032-0.937 ± 0.037-0.727 ± 0.44526.92
Detection NumberSequence IdObservation TimeLikelihoodlog Lx ESAC Links
2XMM J210655.3+3845110143630101 22004-11-02T23:31 to 2004-11-03T03:22999.999926.81Postcard Server Observing Log
DetectorFilterCount RateExposure TimeLikelihoodOAXHR1HR2HR3HR4log Lx
PNThick0.24612 ± 0.0053713906999.99991.5660.182 ± 0.022-0.781 ± 0.02-0.882 ± 0.051-1 ± 0.54326.83
M1Thick0.05443 ± 0.0022515973999.99990.580.302 ± 0.041-0.647 ± 0.042-0.854 ± 0.078-1 ± 0.21526.78
M2Thick0.05509 ± 0.0022415976999.99991.3980.287 ± 0.04-0.722 ± 0.039-0.863 ± 0.085-1 ± 0.37926.78
Detection NumberSequence IdObservation TimeLikelihoodlog Lx ESAC Links
2XMM J210655.3+3845110143630401 12005-04-23T14:09 to 2005-04-23T16:18999.999926.78Postcard Server Observing Log
DetectorFilterCount RateExposure TimeLikelihoodOAXHR1HR2HR3HR4log Lx
PNThick0.23673 ± 0.00725892999.99990.6750.137 ± 0.031-0.804 ± 0.024-1 ± 0.0451 ± 1.47826.82
M1Thick0.04784 ± 0.00268840889.990.3630.164 ± 0.056-0.66 ± 0.054-0.824 ± 0.108-1 ± 0.96226.73
M2Thick0.05117 ± 0.002768892977.061.1320.235 ± 0.055-0.663 ± 0.051-1 ± 0.03226.75


ROSAT All-Sky Survey (RASS):

Detection NumberCount RateBackgroundExposure TimeLikelihoodHR1HR2log Lx
1RXS J210652.2+3844160.4217 ± 0.030030.00117543452-0.72 ± 0.04-0.48 ± 0.1627.57


ROSAT Position Sensitive Proportional Counter with filter (PSPCF):

Detection NumberSequence IdCount RateBackgroundLikeliOAXExposure TimeObservation DateHR1HR2Imageslog Lx
2RXF J210651.9+384421200793 n00.0040.05747 ± 0.003430.000351282149341992-05-02 to 1992-05-03-0.11 ± 0.06-0.13 ± 0.09rgb rgbd27.4


ROSAT High Resolution Imager (HRI):

Detection NumberSequence IdCount RateSNROAXExposure TimeObservation DateImageslog Lx
1RXH J210651.7+384438201152 n00.0010.04965 ± 0.0043310.3126951993-06-10 to 1993-06-13rgb rgbd27.24
1RXH J210652.5+384446201948 a01.0010.0874 ± 0.0043117.7147421995-06-12 to 1995-06-12rgb rgbd27.49
1RXH J210651.9+384443201948 n00.0010.07417 ± 0.008228.4211181994-11-09 to 1994-11-09rgb rgbd27.42
1RXH J210652.0+384443201950 n00.0010.06594 ± 0.0031619.1166881994-11-08 to 1994-11-09rgb rgbd27.37
1RXH J210652.1+384445202236 n00.0010.06233 ± 0.0031318.2164881995-12-14 to 1995-12-14rgb rgbd27.34
1RXH J210652.9+384445202238 n00.0010.06281 ± 0.0032815.9159451996-05-21 to 1996-05-21rgb rgbd27.34
1RXH J210652.5+384449202345 n00.0010.04802 ± 0.0032813.5145801996-11-14 to 1996-11-15rgb rgbd27.23
1RXH J210652.7+384451202347 a01.0010.04501 ± 0.004948.6118731997-11-04 to 1997-11-04rgb rgbd27.2
1RXH J210653.1+384448202347 n00.0010.03115 ± 0.003478227521997-05-03 to 1997-05-04rgb rgbd27.04


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

Detection NumberRA (2000.0)DE (2000.0) S1 Count Rate S2 Count RateSignificance S1Significance S2Significance
2RE J2106+38421 06 51.28+38 43 59.70.01 ± 00.02 ± 0606


ROSAT Wide Field Camera (WFC) Pointed Observations:

SourceRA (2000.0)DE (2000.0)Sequence IDCount RateOAXSignificanceFilterObservation Date
221 06 51.44+ 38 44 38.1201152 w00_s1a0.03401 ± 0.01420.84.43S11993-06-10T12:00


Joint EUVE-ROSAT Detections:

Detection NumberRA (2000.0)DE (2000.0)58-174 Å Count Rate
EUVE J2106+38721 06 52+38 44 180.02

Einstein Imaging Proportional Counter (IPC):

Detection NumberRA (2000.0)DE (2000.0)Sequence IDCount RateExposure TimeSNROAXObservation DateImagesData
2E 2104.9+383221 06 50.3+38 43 393116 44460.084 ± 0.011263.88.62.91979-06-21 to 1979-06-21gif FITSEvents



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