| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Indus |
| Right ascension | 22h 54m 39.482s[1] |
| Declination | –70° 04′ 25.35″[1] |
| Apparent magnitude (V) | +6.05[2] |
| Characteristics | |
| Spectral type | G1 V Fe+0.3[3] |
| U−B color index | +0.22[4] |
| B−V color index | +0.66[4] |
| Astrometry | |
| Radial velocity (Rv) | −2.29±0.12[1] km/s |
| Proper motion (μ) | RA: −43.140[1] mas/yr Dec.: +72.728[1] mas/yr |
| Parallax (π) | 37.4641 ± 0.0253 mas[1] |
| Distance | 87.06 ± 0.06 ly (26.69 ± 0.02 pc) |
| Absolute magnitude (MV) | +3.90[5] |
| Details[6] | |
| Mass | 1.317±0.083 M☉ |
| Radius | 1.456±0.024 R☉ |
| Luminosity | 2.24 L☉ |
| Surface gravity (log g) | 4.23 cgs |
| Temperature | 5,849 K |
| Metallicity [Fe/H] | 0.18 dex |
| Rotation | 26.7 d[7] |
| Rotational velocity (v sin i) | 3.1 km/s |
| Age | 4.6+1.0 −0.4 Gyr |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Exoplanet Archive | data |
ρ Indi, Latinised as Rho Indi (also HR 8701 or HD 216437), is a yellow-hued star in the constellation Indus. With an apparent visual magnitude of +6.05[2] it is, barely, a naked eye star, not visible in the northern hemisphere outside the tropics. Based upon an annual parallax shift of 37.46 mas, it is located 87 light-years (27 parsecs) from the Sun. The star is moving closer to the Sun with a radial velocity of −2 km/s.[1]
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