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HD 204321


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Visual multiples. VIII - 1000 MK types
A total of 1000 new classifications are given for stars brighter than B= 8.0 mag in the Aitken double star catalog. The classificationssupplement 865 classifications obtained in 1981 and 1984. Among thenewly discovered stars are 12 new Ap stars, eight Lambda Bootis stars,one Ba II star, and 60 Am stars. A detailed list of the newclassifications is given.

Determination of size, color indices, and spectral classes of stars in an area centered on R.A.=21h24m, Dec=+58.5deg.
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观测天体数据

星座:仙王座
右阿森松:21h25m33.64s
赤纬:+58°14'04.3"
视星:7.651
距离:167.224 天文距离
右阿森松适当运动:-3.9
赤纬适当运动:-25.5
B-T magnitude:7.754
V-T magnitude:7.66

目录:
适当名称   (Edit)
HD 1989HD 204321
TYCHO-2 2000TYC 3978-1360-1
USNO-A2.0USNO-A2 1425-11855947
HIPHIP 105798

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