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HD 207661


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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.

Search for new Northern Wolf-Rayet stars.
Abstract image available at:http://adsabs.harvard.edu/cgi-bin/nph-bib_query?1966AJ.....71..477S&db_key=AST

Mesures micrométriques d'étoiles doubles
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观测天体数据

星座:天鵝座
右阿森松:21h49m14.48s
赤纬:+50°30'54.3"
视星:7.765
距离:197.239 天文距离
右阿森松适当运动:5.1
赤纬适当运动:0
B-T magnitude:7.795
V-T magnitude:7.768

目录:
适当名称   (Edit)
HD 1989HD 207661
TYCHO-2 2000TYC 3612-3061-1
USNO-A2.0USNO-A2 1350-15028448
HIPHIP 107718

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