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HD 131847


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관련 글

Starspots and active regions on the chromospherically active binary MS Ser
The quasisimultaneous electrophotometric, polarimetric and spectroscopicobservations of the chromospherically active binary MS Ser arepresented. The photometric variability of the star can be describedcompletely by a zonal spottedness model. Spotted regions occupy up to21% of the total stellar surface. The temperature difference between theunspotted photosphere and starspots is about 1300 K. Starspots arelocalized at the middle latitudes. We detected the broad-band linearpolarization of the stellar light and its rotational modulationconnected with the local magnetic region on the stellar surface. Wesuspect that there is a space connection between plages, magneticregions and the mostly spotted stellar longitudes.

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다음 그룹에 속해있음:


관측 및 측정 데이터

별자리:목동자리
적경:14h55m09.47s
적위:+25°34'35.1"
가시등급:8.952
거리:247.525 파섹
적경상의 고유운동:-35.9
적위상의 고유운동:-4.7
B-T magnitude:9.45
V-T magnitude:8.994

천체목록:
일반명   (Edit)
HD 1989HD 131847
TYCHO-2 2000TYC 2020-832-1
USNO-A2.0USNO-A2 1125-07108739
HIPHIP 73002

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