Pi Serpentis
From Infogalactic: the planetary knowledge core
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| Observation data Epoch J2000 Equinox J2000 |
|
|---|---|
| Constellation | Serpens |
| Right ascension | 16h 02m 17.69166s [1] |
| Declination | 22° 48′ 16.0302″ [1] |
| Apparent magnitude (V) | 4.82 [2] |
| Characteristics | |
| Spectral type | A3V [2] |
| B−V color index | +0.08 [2] |
| Astrometry | |
| Radial velocity (Rv) | -28.20[3] km/s |
| Proper motion (μ) | RA: +4.03[1] mas/yr Dec.: +23.60[1] mas/yr |
| Parallax (π) | 18.22 ± 0.26[1] mas |
| Distance | 179 ± 3 ly (54.9 ± 0.8 pc) |
| Absolute magnitude (MV) | 1.12 [4] |
| Other designations | |
| Database references | |
| SIMBAD | data |
Pi Serpentis (π Ser, π Serpentis) is a star in the constellation Serpens, in its head (Serpens Caput).
Pi Serpentis is a white A-type main sequence dwarf with an apparent magnitude of +4.82.[2] It is approximately 179 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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