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HD 179989


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Photometry of Stars in the Field of the Mira XY Aquilae
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Observational studies of Cepheids. II - BVRI photometry of 112 Cepheids
Over 4000 differentially determined photoelectric BVRI observations andthe resulting light curves are presented for 112 Cepheids accessiblefrom Northern Hemisphere observatories. The internal precision of thesedata is better than + or - 0.01 mag, and the accuracy of transformationto the Johnson BVRI system is nearly as good.

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Observation and Astrometry data

Constellation:Aquila
Right ascension:19h14m38.99s
Declination:+04°15'21.5"
Apparent magnitude:8.913
Distance:347.222 parsecs
Proper motion RA:2.2
Proper motion Dec:-11.8
B-T magnitude:10.514
V-T magnitude:9.046

Catalogs and designations:
Proper Names   (Edit)
HD 1989HD 179989
TYCHO-2 2000TYC 471-1479-1
USNO-A2.0USNO-A2 0900-14310367
HIPHIP 94555
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