12 Boötis

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12 Boötis
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Boötes
Right ascension 14h 10m 23.9s
Declination +25° 05' 30"
Apparent magnitude (V) +4.82
Distance 120 ± 3 ly
(37 ± 1 pc)
Spectral type F9IV w
Other designations
d Boötis, HR 5304, HD 123999, Wo 9470, BD+25°2737, FK5 522, HIP 69226, SAO 83203, GC 19127, CCDM 14104+2505
Database references
SIMBAD data

12 Boötis is a spectroscopic binary[1] in the constellation Boötes. It is approximately 120 light years from Earth.

The primary component, 12 Boötis A, is a yellow-white F-type subgiant with an apparent magnitude of +4.82. Its companion, 12 Boötis B, is separated from the primary by approximately one arcsecond. The binary pair completes one orbit around its centre of mass once every 9.6045 days.

References[edit]