Taygeta (star)
Observation data Epoch J2000.0 Equinox J2000.0 |
|
---|---|
Constellation | Taurus |
Right ascension | 03h 45m 12.49578s[1] |
Declination | 24° 28′ 02.2097″[1] |
Apparent magnitude (V) | 4.30[2] |
Characteristics | |
U−B color index | -0.48[3] |
B−V color index | -0.12[3] |
Astrometry | |
Radial velocity (Rv) | 10.1[2] km/s |
Proper motion (μ) | RA: 21.24 ± 0.38[1] mas/yr Dec.: -40.56 ± 0.35[1] mas/yr |
Parallax (π) | 7.97 ± 0.33[1] mas |
Distance | 440 ly (135 pc) |
Details | |
Taygeta A | |
Mass | 4.5[4] M☉ |
Luminosity | 600[4] L☉ |
Taygeta B | |
Mass | 3.2[4] M☉ |
Luminosity | 150[4] L☉ |
Other designations | |
Database references | |
SIMBAD | data |
Coordinates: 03h 45m 12.49578s, +24° 28′ 02.2097″ Taygeta (19 Tauri) is a triple star system in the constellation Taurus and a member of the Pleiades star cluster. It is approximately 440 light years from Earth.
The primary component, Taygeta A, is a blue-white B-type subgiant with an apparent magnitude of +4.30. It is a spectroscopic binary, whose component stars have magnitudes of +4.6 and +6.1. They are separated by 0.012 arcseconds and complete one orbit every 1313 days. They have an 8th magnitude companion, Taygeta B, 69 arcseconds away.
See also
- Lists of stars in the constellation Taurus
- Class B Stars
References
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External links
Wikimedia Commons has media related to Taygeta (star). |
- Jim Kaler's Stars, University of Illinois:TAYGETA (19 Tauri)
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