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HD 70631


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Longterm Monitoring of Active Stars - Part Three - UBV Ri/c Photometry of 14 Southern Hemisphere Variables
Abstract image available at:http://adsabs.harvard.edu/cgi-bin/nph-bib_query?1993A&AS..102..655C&db_key=AST

Local photometric standards for CaII emission stars
UBV data are given for 108 stars which are suitable local standards for52 stars with strong Ca2 emissions. An additional eight stars wererejected as possible standards because of suspected variability.

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Observation and Astrometry data

Constellation:Ύδρα
Right ascension:08h22m49.06s
Declination:-06°41'41.1"
Apparent magnitude:7.619
Distance:173.611 parsecs
Proper motion RA:-21.6
Proper motion Dec:-12.7
B-T magnitude:7.649
V-T magnitude:7.622

Catalogs and designations:
Proper Names   (Edit)
HD 1989HD 70631
TYCHO-2 2000TYC 4861-2024-1
USNO-A2.0USNO-A2 0825-06254137
HIPHIP 41073
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