Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Tucana[1] |
Right ascension | 23h 20m 07.52452s[2] |
Declination | −60° 03′ 54.6447″[2] |
Apparent magnitude (V) | 11.02±0.06[3] |
Characteristics | |
Evolutionary stage | Main sequence |
Spectral type | M1V[3] |
Apparent magnitude (B) | 12.45±0.19[3] |
Apparent magnitude (V) | 11.02±0.06[3] |
Apparent magnitude (G) | 10.237±0.003[2] |
Apparent magnitude (J) | 7.941±0.019[3] |
Apparent magnitude (H) | 7.320±0.053[3] |
Apparent magnitude (K) | 7.082±0.031[3] |
Astrometry | |
Radial velocity (Rv) | 29.44±0.21[2] km/s |
Proper motion (μ) | RA: −319.924 mas/yr[2] Dec.: −127.782 mas/yr[2] |
Parallax (π) | 39.7113 ± 0.0244 mas[2] |
Distance | 82.13 ± 0.05 ly (25.18 ± 0.02 pc) |
Details[4] | |
Mass | 0.614±0.055 M☉ |
Radius | 0.604±0.037 R☉ |
Luminosity (bolometric) | 0.0723±0.0018 L☉ |
Surface gravity (log g) | 4.84±0.08 cgs |
Temperature | 3842±32 K |
Metallicity [Fe/H] | 0.06±0.13 dex |
Rotation | 29±2 d |
Other designations | |
Database references | |
SIMBAD | data |
L 168-9 (also known as GJ 4332 or TOI-134, officially named Danfeng) is a red dwarf star located 82.1 light-years (25.2 parsecs) away from the Solar System in the constellation of Tucana. The star has about 61% the mass and 60% the radius of the Sun. It has a temperature of 3,842 K (3,569 °C; 6,456 °F) and a rotation period of 29 days. L 168-9 is orbited by one known exoplanet.
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