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

Star Page     -     NS 0734+3153 B   GJ 278 B   HD 60178   HR 2890   Castor B



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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 ]
07 34 35.98 +31 53 18.300.254234.3-1.2A2Vm1.621.5815.27


XMM-Newton Pointed Observations:

Detection NumberSequence IdObservation TimeLikelihoodlog Lx ESAC Links
2XMM J073435.9+3153180112880801 22000-09-29T18:56 to 2000-09-30T08:54999.999929Postcard Server Observing Log
DetectorFilterCount RateExposure TimeLikelihoodOAXHR1HR2HR3HR4log Lx
PNThick1.78727 ± 0.0065649614999.99991.7410.471 ± 0.004-0.492 ± 0.004-0.759 ± 0.005-0.769 ± 0.01629
M1Thick0.48327 ± 0.0032952211999.99991.0430.517 ± 0.007-0.29 ± 0.007-0.739 ± 0.008-0.829 ± 0.0229
M2Thick0.48393 ± 0.0032252312999.99990.3370.531 ± 0.007-0.302 ± 0.007-0.747 ± 0.008-0.79 ± 0.02229
Detection NumberSequence IdObservation TimeLikelihoodlog Lx ESAC Links
2XMM J073435.9+3153180123710101 22000-04-25T03:56 to 2000-04-25T20:54999.999928.98Postcard Server Observing Log
PN data not included in the catalogue. See introduction for details.
DetectorFilterCount RateExposure TimeLikelihoodOAXHR1HR2HR3HR4log Lx
M1Thick0.4684 ± 0.0030457662999.99991.3570.527 ± 0.007-0.308 ± 0.007-0.752 ± 0.008-0.851 ± 0.0228.98
M2Thick0.46814 ± 0.0031258332999.99992.3930.528 ± 0.007-0.32 ± 0.007-0.778 ± 0.008-0.827 ± 0.02428.98
Detection NumberSequence IdObservation TimeLikelihoodlog Lx ESAC Links
2XMM J073435.6+3153180123710201 22000-04-24T19:24 to 2000-04-25T00:45999.999929Postcard Server Observing Log
PN data not included in the catalogue. See introduction for details.
DetectorFilterCount RateExposure TimeLikelihoodOAXHR1HR2HR3HR4log Lx
M1Thick0.48657 ± 0.0053319392999.99991.370.525 ± 0.011-0.329 ± 0.012-0.751 ± 0.013-0.852 ± 0.03329
M2Thick0.479 ± 0.0054319343999.99992.4030.536 ± 0.012-0.332 ± 0.012-0.769 ± 0.013-0.791 ± 0.04128.99


ROSAT All-Sky Survey (RASS):

Detection NumberCount RateBackgroundExposure TimeLikelihoodHR1HR2log Lx
1RXS J073437.2+3152233.697 ± 0.091150.000984406400-0.15 ± 0.02-0.01 ± 0.0329.79


ROSAT Position Sensitive Proportional Counter (PSPC):

Detection NumberSequence IdCount Rate BackgroundLikeliOAXExposure TimeObservation TimeHR1HR2Imageslog Lx
2RXP J073436.4+315226800348 n00.0023.483 ± 00.0010999993323811993-04-10 to 1993-04-10-0.13 ± 0.010.17 ± 0.01rgb rgbd29.77


ROSAT High Resolution Imager (HRI):

Detection NumberSequence IdCount RateSNROAXExposure TimeObservation DateImageslog Lx
1RXH J073436.3+315315200655 n00.0030.2021 ± 0.0065127.6147621992-04-18 to 1992-04-19rgb rgbd29.13
1RXH J073436.1+315319201946 n00.0320.3086 ± 0.00202121.81747511994-10-05 to 1994-10-20rgb rgbd29.32


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

Detection NumberRA (2000.0)DE (2000.0) S1 Count Rate S2 Count RateSignificance S1Significance S2Significance
2RE J0734+31507 34 37.31+31 52 49.40.07 ± 0.010.09 ± 0.0118.313.522.8


ROSAT Wide Field Camera (WFC) Pointed Observations:

SourceRA (2000.0)DE (2000.0)Sequence IDCount RateOAXSignificanceFilterObservation Date
507 34 36.97+ 31 52 36.3201946 w00_s1a0.0722 ± 0.003090.741S11994-10-05T00:00
107 34 35.77+ 31 52 12.9701303 w00_s1a0.07244 ± 0.0065393.216.48S11994-04-05T06:00
307 34 37.51+ 31 51 47.6800348 w00_s1a0.20671 ± 0.0207333.120.39S11993-04-10T18:00
307 34 36.13+ 31 52 15.2800668 w00_s1a0.05795 ± 0.0055832.917.31S11994-10-06T18:00


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 J0734+31807 34 41+31 52.80.151 ± 0.0190.08 ± 0.021

Joint EUVE-ROSAT Detections:

Detection NumberRA (2000.0)DE (2000.0)58-174 Å Count Rate
EUVE J0734+31807 34 37+31 52 240.13

Einstein Imaging Proportional Counter (IPC):

Detection NumberRA (2000.0)DE (2000.0)Sequence IDCount RateExposure TimeSNROAXObservation DateImagesData
2E 0731.5+315907 34 39.3+31 52 13211 18270.294 ± 0.0222079.613.632.91979-10-26 to 1979-10-26gif FITSEvents
2E 0731.4+315907 34 37.4+31 52 23838 18270.464 ± 0.0212316.222.40.91979-10-26 to 1979-10-26gif FITSEvents
2E 0731.4+315907 34 37.8+31 52 302308 18270.433 ± 0.0231986.418.45.51979-04-12 to 1979-04-12gif FITSEvents



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