HD 153221
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Ara |
| Right ascension | 17h 00m 26.95941s |
| Declination | −48° 38′ 51.9319″ |
| Apparent magnitude (V) | 6.00 (6.34 + 7.69) |
| Characteristics | |
| Spectral type | G8/K0 III + G |
| B−V color index | +0.88 |
| Astrometry | |
| Radial velocity (Rv) | −28.6 km/s |
| Proper motion (μ) | RA: −17.93 mas/yr Dec.: −80.49 mas/yr |
| Parallax (π) | 9.36±0.75 mas |
| Distance | 350 ± 30 ly (107 ± 9 pc) |
| Absolute magnitude (MV) | +0.85 |
| Details | |
| Luminosity | 49.5 L☉ |
| Temperature | 4,993 K |
| Rotational velocity (v sin i) | 4.4 km/s |
| Other designations | |
| CD−48°11360, HD 153221, HIP 83216, HR 6300, SAO 227542 | |
| Database references | |
| SIMBAD | data |
HD 153221 is a double star in the southern constellation of Ara. As of 2012, the pair have an angular separation of 1.10″ along a position angle of 172°.