Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Scorpius |
Right ascension | 17h 49m 51.48081s[1] |
Declination | −37° 02′ 35.8975″[1] |
Apparent magnitude (V) | 3.21[2] |
Characteristics | |
Evolutionary stage | horizontal branch[3] |
Spectral type | K2 III[4] |
U−B color index | +1.19[2] |
B−V color index | +1.17[2] |
Astrometry | |
Radial velocity (Rv) | +24.7[5] km/s |
Proper motion (μ) | RA: 40.59[1] mas/yr Dec.: 27.24[1] mas/yr |
Parallax (π) | 25.92 ± 0.15 mas[1] |
Distance | 125.8 ± 0.7 ly (38.6 ± 0.2 pc) |
Absolute magnitude (MV) | +0.24[6] |
Details[3] | |
Mass | 1.2±0.2 M☉ |
Radius | 20±1 R☉ |
Luminosity | 93±4 L☉ |
Surface gravity (log g) | 2.2 cgs |
Temperature | 4,535±125 K |
Metallicity [Fe/H] | −0.20[7] dex |
Rotational velocity (v sin i) | <1.0[8] km/s |
Other designations | |
Database references | |
SIMBAD | data |
G Scorpii (abbreviated G Sco), also named Fuyue, is a giant star in the constellation of Scorpius. It has an apparent magnitude of +3.19. It is approximately 126 light-years from the Sun.
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