HD 147513
HD 147513 (62 G. Scorpii) is a star in the southern constellation of Scorpius. It was first catalogued by Italian astronomer Piazzi in his star catalogue as "XVI 55". With an apparent magnitude of 5.38, according to the Bortle scale it is visible to the naked eye from suburban skies. Based upon stellar parallax measurements by the Hipparcos spacecraft, HD 147513 lies some 42 light years from the Sun.
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Scorpius |
| Right ascension | 16h 24m 01.28927s |
| Declination | −39° 11′ 34.7121″ |
| Apparent magnitude (V) | 5.38 |
| Characteristics | |
| Spectral type | G1VH-04 |
| U−B color index | +0.00 |
| B−V color index | +0.62 |
| Variable type | suspected |
| Astrometry | |
| Radial velocity (Rv) | +12.6 km/s |
| Proper motion (μ) | RA: 71.89 mas/yr Dec.: 5.26 mas/yr |
| Parallax (π) | 78.26 ± 0.37 mas |
| Distance | 41.7 ± 0.2 ly (12.78 ± 0.06 pc) |
| Absolute magnitude (MV) | 4.82 |
| Details | |
| Mass | 1.11 M☉ |
| Radius | 1.0 R☉ |
| Luminosity | 0.98 L☉ |
| Surface gravity (log g) | 4.50 cgs |
| Temperature | 5,855 K |
| Metallicity [Fe/H] | 0.03 dex |
| Rotation | 4.7 days |
| Rotational velocity (v sin i) | 0.32 km/s |
| Age | 400 Myr |
| Other designations | |
| Database references | |
| SIMBAD | data |
| ARICNS | data |
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