Pi1 Columbae
Template:Other stars by Bayer designation
| Observation data Epoch J2000.0 Equinox J2000.0 (ICRS) | |
|---|---|
| Constellation | Columba |
| Right ascension | Template:RA[1] |
| Declination | Template:DEC[1] |
| Apparent magnitude (V) | 6.13[2] |
| Characteristics | |
| Spectral type | A2mA5-A9[3] |
| U−B Template:Engvar | +0.11[2] |
| B−V Template:Engvar | +0.25[2] |
| Astrometry | |
| Radial velocity (Rv) | Script error: No such module "val".[4] km/s |
| Proper motion (μ) | RA: −26.957[1] mas/yr Dec.: −5.880[1] mas/yr |
| Parallax (π) | 11.6365±0.1653 mas[1] |
| Distance | Template:Rnd ± Template:Rnd ly (Template:Rnd ± Template:Rnd pc) |
| Absolute magnitude (MV) | +1.55[5] |
| Details | |
| Radius | Script error: No such module "val".[1] Template:Solar radius |
| Luminosity | Script error: No such module "val".[1] Template:Solar luminosity |
| Temperature | Script error: No such module "val".[1] K |
| Rotational velocity (v sin i) | 70[6] km/s |
| Metallicity [Fe/H] | {{{metal_fe2}}} dex |
| Other designations | |
| Template:Odlist[7] | |
| Database references | |
| SIMBAD | data |
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Pi1 Columbae, Latinized from π1 Columbae, is a star in the southern constellation of Columba. With an apparent visual magnitude of 6.13,[2] it is a dim, white-hued star that is near the limit of visibility for the naked eye. It is located approximately 280 light years from the Sun based on parallax,[1] and has an absolute magnitude of +1.55.[5]
This is an Am star with a stellar classification of A2mA5-A9.[3] It has 2.5 times the Sun's radius and shines with 20 times the luminosity of the Sun at an effective temperature of 7,765 K.[1] The star is spinning with a projected rotational velocity of 70 km/s.[6]
References
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- ↑ a b c d e f g h i j Template:Cite DR2
- ↑ a b c d Script error: No such module "citation/CS1".
- ↑ a b Script error: No such module "citation/CS1".
- ↑ Script error: No such module "citation/CS1".
- ↑ a b Script error: No such module "citation/CS1".
- ↑ a b Script error: No such module "citation/CS1".
- ↑ Template:Cite simbad
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