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HD 256411


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Equatorial coordinates of double and multiple star components measured on GPO astrographic plates
Equatorial coordinates are given for some of the multiple starcomponents having incomplete or inconsistent information in the IndexCatalog of Visual Double Stars. Two photographic plates were taken foreach system with incomplete or inconsistent information using the GPOastrograph. The plate measurement and reduction techniques used aredescribed.

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Observation and Astrometry data

Constellation:Gémeaux
Right ascension:06h24m02.14s
Declination:+20°16'38.0"
Apparent magnitude:9.254
Proper motion RA:9.1
Proper motion Dec:4.8
B-T magnitude:9.783
V-T magnitude:9.298

Catalogs and designations:
Proper Names   (Edit)
HD 1989HD 256411
TYCHO-2 2000TYC 1336-137-1
USNO-A2.0USNO-A2 1050-03480894
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