γ Shield ( lat. γ Scuti / γ Sct ) - a star that is located in the constellation Shield at a distance of approximately 291 light years from us, the apparent magnitude is +4.68.
| γ Shield | |||
|---|---|---|---|
| Star | |||
| Observational data ( Age J2000.0 ) | |||
| Right ascension | |||
| Declination | |||
| Distance | 291.5 St. years (89.4 pc ) | ||
| Visible magnitude ( V ) | 4.68 | ||
| Constellation | Shield | ||
| Astrometry | |||
| Radial velocity ( R v ) | −41 km / s | ||
| Own movement (μ) | RA: 3.07 mas per year Dec: −3.48 mas per year | ||
| Parallax (π) | 11.19 ± 0.92 mas | ||
| Absolute magnitude (V) | -0.08 | ||
| Specifications | |||
| Spectral class | A1 IV / V | ||
| Color Index ( B - V ) | 0.07 | ||
| physical characteristics | |||
| Weight | 3.8 M ☉ | ||
| Radius | 3.4 R ☉ | ||
| Temperature | 9725 ± 75 K | ||
| Luminosity | 92 L ☉ | ||
| Metallicity | [M / H] =? | ||
| |||
| Database Information | |||
| SIMBAD | |||
Features
γ Shield is a white subgiant of spectral class A. The mass of the star is about 3.8 times the mass of the Sun , the radius is 3.4 times that of the sun. The luminosity of the γ Shield is 92 times more powerful than solar, the surface temperature is about 9725 Kelvin. A star approaches Earth at a speed of 41 km / s.
See also
- Shield constellation stars list
Links
- ↑ 1 2 3 4 Gaia Data Release 2 - 2018.