Tau3 Serpentis
Star in the constellation Serpens From Wikipedia, the free encyclopedia
Tau3 Serpentis, Latinized from τ3 Serpentis, is a G-type giant star in the constellation of Serpens. It is approximately 410 light-years from Earth.[1] It has an apparent visual magnitude of approximately 6.108.[1]
| Observation data Epoch J2000.0 Equinox J2000.0 (ICRS) | |
|---|---|
| Constellation | Serpens |
| Right ascension | 15h 35m 33.2302s[1] |
| Declination | +17° 39′ 19.999″[1] |
| Apparent magnitude (V) | 6.108[1] |
| Characteristics | |
| Spectral type | G8III:[1] |
| B−V color index | +0.94[2] |
| Astrometry | |
| Radial velocity (Rv) | −22.3 ± 2[1] km/s |
| Proper motion (μ) | RA: −77.08[1] mas/yr Dec.: −13.25[1] mas/yr |
| Parallax (π) | 7.87 ± 0.87 mas[1] |
| Distance | approx. 410 ly (approx. 130 pc) |
| Absolute magnitude (MV) | +0.78[3] |
| Details | |
| Luminosity | 57[3] L☉ |
| Other designations | |
| Database references | |
| SIMBAD | data |
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