11 Canis Minoris is a star in the constellation Canis Minoris .
| 11 Small Dog | |||
|---|---|---|---|
| Star | |||
| Observational data ( Age J2000.0 ) | |||
| Right ascension | |||
| Declination | |||
| Distance | 312 ± 25 St. years (96 ± 8 pc ) | ||
| Visible magnitude ( V ) | +5.25 | ||
| Constellation | Small Dog | ||
| Astrometry | |||
| Radial velocity ( R v ) | 28 ± 5 [1] km / s | ||
| Own movement (μ) | RA: -30.87 [1] Dec: -24.45 [1] | ||
| Parallax (π) | 10.44 ± 0.84 [1] mas | ||
| Absolute magnitude (V) | +0.34 | ||
| Specifications | |||
| Spectral class | A1Vnn [1] | ||
| physical characteristics | |||
| Weight | 2,53 M ☉ | ||
| Radius | 3.31 R ☉ | ||
| Temperature | 9120.11 K | ||
| Luminosity | 62.5 L ☉ | ||
| |||
| Database Information | |||
| SIMBAD | data | ||
| Sources: [1] | |||
11 Small Dog - a white star of the main sequence of spectral class A with a visible brightness of +5.25. A star is 312 light years from Earth . With the naked eye, the star is visible only to vigilant people with good visibility, or through binoculars .
Observation
11 Lesser Dog is a star in the northern sky. Its position is not too far from the equator, which allows you to observe the star from many points on the Earth , however, the most favorable conditions for observation are formed in the northern hemisphere . Its apparent magnitude is +5.2 m , so the star can be observed only far from artificial light sources.
Due to its proximity to the celestial equator , the star can be observed almost all year round, but the best period of visibility in the northern hemisphere is from December to May.
Physical Characteristics
11 Lesser Dog is a white star of the main sequence . Its absolute magnitude is +0.34 m . 11 Small Dog has a positive value of radial velocity , this indicates that the star is moving away from the Earth. A star is brighter than the Sun 62.5 times, a radius 3.3 times larger than the sun.
Notes
- ↑ 1 2 3 4 5 6 SIMBAD (English) . - 11 Small Dog in the SIMBAD database . Date of appeal September 16, 2009.