| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Columba |
| Right ascension | 05h 19m 23.685s[1] |
| Declination | −27° 22′ 07.98″[1] |
| Apparent magnitude (V) | 5.972±0.002[2] |
| Characteristics | |
| Spectral type | A0 V[3] or A1 IV[4] |
| B−V color index | −0.04[5] |
| Astrometry | |
| Radial velocity (Rv) | 18±4[6] km/s |
| Proper motion (μ) | RA: −3.366 mas/yr[1] Dec.: −8.459 mas/yr[1] |
| Parallax (π) | 7.9531 ± 0.0288 mas[1] |
| Distance | 410 ± 1 ly (125.7 ± 0.5 pc) |
| Absolute magnitude (MV) | +0.35[4] |
| Details | |
| Mass | 2.73±0.08[7] M☉ |
| Radius | 3.00±0.44[8] R☉ |
| Luminosity | 82.3+13 −11.3[7] L☉ |
| Surface gravity (log g) | 3.94[9] cgs |
| Temperature | 9,908±92[7] K |
| Metallicity [Fe/H] | −0.12[9] dex |
| Rotational velocity (v sin i) | 103[10] km/s |
| Age | 245±19[7] Myr |
| Other designations | |
| Database references | |
| SIMBAD | data |
HD 34868 (HR 1758) is a solitary star located in the southern constellation Columba. With an apparent magnitude of 5.97, it's barely visible to the unaided eye. The star is located 410 light years away based on parallax, but is drifting away with a heliocentric radial velocity of 18 km/s.
GaiaDR3 was invoked but never defined (see the help page).Tycho2000 was invoked but never defined (see the help page).Houk1982 was invoked but never defined (see the help page).XHIP was invoked but never defined (see the help page).Johnson1966 was invoked but never defined (see the help page).Kharch2007 was invoked but never defined (see the help page).Zorec2012 was invoked but never defined (see the help page).TIC8 was invoked but never defined (see the help page).Anders2019 was invoked but never defined (see the help page).Royer2007 was invoked but never defined (see the help page).