50 Cancer ( lat. 50 Cancri ) - a star that is located in the constellation Cancer . It is located from the Earth at a distance of 199 light-years and has a visible magnitude of +5.87, i.e. the star can be seen with the naked eye under very good conditions. This is a white dwarf of spectral class A of the main sequence .
| 50 Cancer | |||
|---|---|---|---|
| Star | |||
| Observational data ( Age J2000.0) | |||
| Right ascension | |||
| Declination | |||
| Distance | 199 St. years (61.05 pc ) | ||
| Visible magnitude ( V ) | +5.87 | ||
| Constellation | Crayfish | ||
| Astrometry | |||
| Radial velocity ( R v ) | + 23.3 km / s | ||
| Own movement (μ) | RA: −65.20 mas per year Dec: −51.06 mas per year | ||
| Parallax (π) | 16.38 ± 1.16 mas | ||
| Absolute magnitude (V) | 1.96 | ||
| Specifications | |||
| Spectral class | A1 V | ||
| physical characteristics | |||
| Weight | 1.87 M ☉ | ||
| Radius | 1,66 R ☉ | ||
| Temperature | 8511.38 K | ||
| Luminosity | 14,3 L ☉ | ||
| Metallicity | [M / H] =? | ||
| |||
| Database Information | |||
| SIMBAD | |||
Features
50 Cancer has a mass exceeding the sun by 1.9 times, a radius of 1.66 times the radius of the Sun. Luminosity is 14.3 times more powerful than solar, the surface temperature is hot up to 8500 kelvins .
See also
- Cancer constellation star list
Links
- ↑ 1 2 3 4 Gaia Data Release 2 - 2018.