Psi Scorpii
From Infogalactic: the planetary knowledge core
| Observation data Epoch J2000 Equinox J2000 |
|
|---|---|
| Constellation | Scorpius |
| Right ascension | 16h 11m 59.98852s [1] |
| Declination | −10° 03′ 51.2683″ [1] |
| Apparent magnitude (V) | 4.94 [2] |
| Characteristics | |
| Spectral type | A3IV [2] |
| B−V color index | +0.10 [2] |
| Astrometry | |
| Radial velocity (Rv) | -5.10[3] km/s |
| Proper motion (μ) | RA: -21.98[1] mas/yr Dec.: -23.74[1] mas/yr |
| Parallax (π) | 20.96 ± 1.36[1] mas |
| Distance | 160 ± 10 ly (48 ± 3 pc) |
| Absolute magnitude (MV) | 1.55 [4] |
| Other designations | |
| Database references | |
| SIMBAD | data |
Psi Scorpii (ψ Sco, ψ Scorpii) is a star in the constellation Scorpius. Psi Scorpii is a white A-type subgiant with an apparent magnitude of +4.94.[2] It is approximately 156 light years from Earth.[1]
References
- ↑ 1.0 1.1 1.2 1.3 1.4 1.5 Lua error in package.lua at line 80: module 'strict' not found. Vizier catalog entry
- ↑ 2.0 2.1 2.2 2.3 2.4 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ Lua error in package.lua at line 80: module 'strict' not found.
- ↑ Absolute magnitude calculated as
, where 
is the star's absolute magnitude, 
is the star's apparent magnitude, and 
is the star's measured parallax in arcseconds.
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