47 Boötis
Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Boötes
|
Right ascension | 15h 05m 25.83464s[1] |
Declination | +48° 09′ 03.4943″[1] |
Apparent magnitude (V) | 5.581[2] |
Characteristics | |
Evolutionary stage | main sequence[3] |
Spectral type | A0 Vs[4] |
B−V color index | −0.005±0.003[5] |
Variable type | suspected[6] |
Absolute magnitude (MV) | 0.97[5] |
Details | |
47 Boo A | |
Rotational velocity (v sin i) | 54.8±1.6[2] km/s |
Database references | |
SIMBAD | data |
47 Boötis is a
apparent visual magnitude of 5.58.[2] It is moving closer to the Earth with a heliocentric radial velocity of −13 km/s.[2]
The primary member of the system, designated component A, is an
The companion, component B, is a magnitude 13.3 star located at an
arcseconds away from the primary.[9]
References
- ^ .
- ^ S2CID 54511685, A84.
- ^ S2CID 55586789.
- ^ doi:10.1086/190719.
- ^ S2CID 119257644.
- Bibcode:2009yCat....102025S.
- S2CID 425754.
- ^ a b c "k Boo". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved May 12, 2019.
- ^ S2CID 14878976.
- S2CID 125853869.