HD 35519
Star in the constellation Auriga
From Wikipedia, the free encyclopedia
HD 35519 is a K-type giant star in the direction of open cluster Messier 38. It was once treated as a cluster member,[12] but is now known to be a foreground object located at a distance of about 699 light-years (214 pc).[2]
Right ascension05h 26m 54.31751s[2]
Declination+35° 27′ 26.1855″[2]
Apparentmagnitude(V)6.3062±0.0008[3]
HD 35519 is the bright star next to the lower right corner in this picture of star cluster Messier 38 | |
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Auriga[1] |
| Right ascension | 05h 26m 54.31751s[2] |
| Declination | +35° 27′ 26.1855″[2] |
| Apparent magnitude (V) | 6.3062±0.0008[3] |
| Characteristics | |
| Spectral type | K7III[4] |
| Apparent magnitude (G) | 5.66[2] |
| U−B color index | +1.68[5] |
| B−V color index | +1.45[5] |
| Astrometry | |
| Radial velocity (Rv) | −20.28±0.13[2] km/s |
| Proper motion (μ) | RA: −14.565±0.055[2] mas/yr Dec.: −11.452±0.031[2] mas/yr |
| Parallax (π) | 4.6665±0.0372 mas[2] |
| Distance | 699 ± 6 ly (214 ± 2 pc) |
| Absolute magnitude (MV) | −0.08[1] |
| Details | |
| Mass | 2.7[6] M☉ |
| Radius | 30[7] R☉ |
| Luminosity | 259[8] L☉ |
| Surface gravity (log g) | 1.50[9] cgs |
| Temperature | 4,265[7] K |
| Metallicity [Fe/H] | −0.084±0.093[10] dex |
| Age | 5.6[9] Gyr |
| Other designations | |
| BD+35°1102, FK5 2408, HD 35519, HIP 25476, HR 1794, SAO 58029, Gaia DR3 182940906456370304[11] | |
| Database references | |
| SIMBAD | data |
The star has expanded to about 30 times the Sun's radius and radiates around 259 times the Sun's luminosity at a temperature of about 4,265 K.[7][8] HD 35519 is 5.6 billion years old and has 2.7 times the Sun's mass.[9][6] At an apparent visual magnitude of 6.3062[3], the star is visible to the naked eye under good viewing conditions.