HD 77912 - A yellow super giant in the constellation Lynx . From a distance of 813 light years, its apparent magnitude is 4.57. Regarding the solar system, it moves at a speed of 39.6 km / s. Its galactic orbit lies at a distance of 22,600 to 27,100 light years from the galactic center , the current distance of 7586 parsecs .
| HD 77912 | |||
|---|---|---|---|
| Star | |||
| Observational data ( Age J2000.0 ) | |||
| Right ascension | 09 h 06 m 31,76822 s [1] | ||
| Declination | + 38 ° 27 ′ 07.9749 ″ [1] | ||
| Distance | 813 St. years (249 pc ) | ||
| Visible magnitude ( V ) | 4,57 [1] | ||
| Constellation | Lynx | ||
| Astrometry | |||
| Radial velocity ( R v ) | 16.6 ± 0.2 km / s | ||
| Own movement (μ) | RA: Dec: | ||
| Parallax (π) | 3.99 ± 0.25 mas | ||
| Specifications | |||
| Spectral class | G5i | ||
| Color Index ( B - V ) | +1.04 | ||
| physical characteristics | |||
| Temperature | |||
| Metallicity | −0.05 | ||
| |||
| Database Information | |||
| SIMBAD | |||
Notes
- ↑ 1 2 3 SIMBAD, HR 3612 (accessed 20 November 2012)
- ↑ 1 2 3 4 5 6 Gaia Data Release 2 - 2018.
- ↑ 1 2 R. Earle Luck PARAMETERS AND ABUNDANCES IN LUMINOUS STARS // Astron. J. / J. G. III - IOP Publishing , 2014 .-- Vol. 147, Iss. 6. - P. 137. - ISSN 0004-6256 ; 1538-3881 - doi: 10.1088 / 0004-6256 / 147/6/137
Literature
- Deinichenko O. N. Spectrophotometric study of a barium star HD 77912 // Izv. KrAO .. - 1979. - T. LX . - S. 56-65 .
Links
- HR 3612 (HIP 44700) (link not available) . Date of treatment June 3, 2014. Archived September 23, 2015.