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

Star Page     -     NS 2045-3120 A   GJ 803   HIP 102409   HD 197481   CD-31 17815   AU Mic



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ROSAT Survey Field Image Browser     SIMBAD entry


Star Information:

RA (2000.0)DE (2000.0)μ [ "/yr ]θ [ ° ]Radial VelocitySpectral TypeBVDistance [ pc ]
20 45 09.49 -31 20 27.140.456142.11.2M1Ve10.058.619.87


XMM-Newton Pointed Observations:

Detection NumberSequence IdObservation TimeLikelihoodlog Lx ESAC Links
2XMM J204509.4-3120280111420101 12000-10-13T15:28 to 2000-10-14T06:45999.999929.41Postcard Server Observing Log
PN data not included in the catalogue. See introduction for details.
MOS2 data not included in the catalogue. See introduction for details.
DetectorFilterCount RateExposure TimeLikelihoodOAXHR1HR2HR3HR4log Lx
M1Thick3.01896 ± 0.0079755179999.99990.0910.526 ± 0.003-0.277 ± 0.003-0.789 ± 0.003-0.856 ± 0.00829.41


ROSAT All-Sky Survey (RASS):

Detection NumberCount RateBackgroundExposure TimeLikelihoodHR1HR2log Lx
1RXS J204509.4-3120235.952 ± 0.12080.001324149999-0.07 ± 0.020.06 ± 0.0329.62


ROSAT High Resolution Imager (HRI):

Detection NumberSequence IdCount RateSNROAXExposure TimeObservation DateImageslog Lx
1RXH J204509.3-312025200016 n00.0050.7768 ± 0.0099771.6177171991-05-01 to 1991-05-04rgb rgbd29.34


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

Detection NumberRA (2000.0)DE (2000.0) S1 Count Rate S2 Count RateSignificance S1Significance S2Significance
2RE J2045-31220 45 10.33-31 20 00.90.16 ± 0.010.12 ± 0.0226.21028.1


ROSAT Wide Field Camera (WFC) Pointed Observations:

SourceRA (2000.0)DE (2000.0)Sequence IDCount RateOAXSignificanceFilterObservation Date
320 45 10.69- 31 20 09.2200436 w00_s1a0.09836 ± 0.0157478.38.84S11991-04-30T18:00
120 45 11.81- 31 20 40.6701909 w00_s1a0.08937 ± 0.0237996.66.17S11994-10-16T18:00


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 J2045-31320 45 08-31 20.70.181 ± 0.0260.074 ± 0.024

Joint EUVE-ROSAT Detections:

Detection NumberRA (2000.0)DE (2000.0)58-174 Å Count Rate
EUVE J2045-31320 45 11-31 21 180.16

Einstein Imaging Proportional Counter (IPC):

Detection NumberRA (2000.0)DE (2000.0)Sequence IDCount RateExposure TimeSNROAXObservation DateImagesData
2E 2042.1-313120 45 08.6-31 20 172314 44162.286 ± 0.0581317.3390.91979-10-25 to 1979-10-25gif FITSEvents



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