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HD 146874


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관련 글

Radial velocities. Measurements of 2800 B2-F5 stars for HIPPARCOS
Radial velocities have been determined for a sample of 2930 B2-F5 stars,95% observed by the Hipparcos satellite in the north hemisphere and 80%without reliable radial velocity up to now. Observations were obtainedat the Observatoire de Haute Provence with a dispersion of 80Ä,mm(-1) with the aim of studying stellar and galactic dynamics.Radial velocities have been measured by correlation with templates ofthe same spectral class. The mean obtained precision is 3.0 km s(-1)with three observations. A new MK spectral classification is estimatedfor all stars. Based on observations made at the Haute ProvenceObservatory, France and on data from The Hipparcos Catalogue, ESA.Tables 4, 5 and 6 are only available in electronic form at the CDS viaanonymous ftp to cdsarc.u-strasbg.fr or viahttp://cdsweb.u-strasbg.fr/Abstract.htm

UBVRI Standard Stars at Northern Declinations
Accurate values of V, B--V and U--B are given 123 stars of magnitudesfrom 6 to 11 at high northern declinations. For 36 stars also V--R andR--I color indices are given.

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관측 및 측정 데이터

별자리:헤르쿨레스자리
적경:16h18m04.84s
적위:+13°03'08.3"
가시등급:8.405
거리:280.899 파섹
적경상의 고유운동:-12
적위상의 고유운동:1.9
B-T magnitude:8.657
V-T magnitude:8.426

천체목록:
일반명   (Edit)
HD 1989HD 146874
TYCHO-2 2000TYC 954-7-1
USNO-A2.0USNO-A2 0975-08247489
HIPHIP 79858

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