P Carina (P Car) - a star in the constellation Kiel .
| P keel | |||
|---|---|---|---|
| Star | |||
| Observational data ( Age J2000.0 ) | |||
| Right ascension | |||
| Declination | |||
| Distance | 2000 St. years (590 pc ) | ||
| Visible magnitude ( V ) | +4.65 | ||
| Constellation | Keel | ||
| Astrometry | |||
| Radial velocity ( R v ) | |||
| Own movement (μ) | RA: Dec: | ||
| Parallax (π) | 1.63 ± 0.01 mas | ||
| Absolute magnitude (V) | -4.29 | ||
| Specifications | |||
| Spectral class | A9Ia | ||
| Variability | |||
| physical characteristics | |||
| Weight | 11.4 M ☉ | ||
| Radius | 39 R ☉ | ||
| Temperature | 7550 ± 50 K | ||
| Luminosity | 4448 L ☉ | ||
| |||
| Database Information | |||
| SIMBAD | |||
P Kiel is a white class A supergiant with an apparent magnitude of +4.65. The distance to the Earth is 2 thousand light years . The star is a Cepheid class variable, and its brightness varies from +4.64 to +4.71 with a period of 88.3 days.
Notes
- ↑ 1 2 Gontcharov G. A. Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system // Ast. Lett. / R. Sunyaev - Nauka , 2006 .-- Vol. 32, Iss. 11. - P. 759–771. - ISSN 1063-7737 ; 1562-6873 ; 0320-0108 ; 0360-0327 - doi: 10.1134 / S1063773706110065
- ↑ 1 2 3 4 5 6 Gaia Data Release 2 - 2018.