| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Camelopardalis[1] |
| Right ascension | 04h 21m 52.7048s[2] |
| Declination | +57° 49′ 01.889″[2] |
| Apparent magnitude (V) | 9.80 ± 0.03[3] |
| Characteristics | |
| Spectral type | F5V[3] |
| Apparent magnitude (B) | 10.25 ± 0.03[3] |
| Apparent magnitude (V) | 9.80 ± 0.03[3] |
| Apparent magnitude (J) | 9.013 ± 0.029[4] |
| Apparent magnitude (H) | 8.845 ± 0.018[4] |
| Apparent magnitude (K) | 8.791 ± 0.019[4] |
| Astrometry | |
| Proper motion (μ) | RA: −2.721(27) mas/yr[2] Dec.: 4.186(23) mas/yr[2] |
| Parallax (π) | 4.8687 ± 0.0261 mas[2] |
| Distance | 670 ± 4 ly (205 ± 1 pc) |
| Details | |
| Mass | 1.213 ± 0.066[5] M☉ |
| Radius | 1.377 ± 0.083[5] R☉ |
| Luminosity | 2.92+0.59 −0.48[5] L☉ |
| Surface gravity (log g) | 4.244 ± 0.041[5] cgs |
| Temperature | 6429 ± 100[5] K |
| Metallicity [Fe/H] | –0.177 ± 0.08[5] dex |
| Age | 2.82+0.58 −0.82[5] Gyr |
| Other designations | |
| Database references | |
| SIMBAD | data |
XO-3 is a star in the constellation Camelopardalis. The star has a magnitude of 10 and is not visible to the naked eye but is visible through a small telescope.[3] A search for a binary companion star using adaptive optics at the MMT Observatory was negative.[7]
Roman1987 was invoked but never defined (see the help page).Gaia DR3 was invoked but never defined (see the help page).Krull2008 was invoked but never defined (see the help page).2MASS was invoked but never defined (see the help page).Winn2008 was invoked but never defined (see the help page).SIMBAD was invoked but never defined (see the help page).Adams2013 was invoked but never defined (see the help page).