XO-5
XO-5 is a yellow dwarf main sequence star located approximately 910 light-years away from Earth in the Lynx constellation. It has a magnitude of about 12 and cannot be seen with the naked eye but is visible through a small telescope.
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Lynx |
| Right ascension | 07h 46m 51.9615s |
| Declination | +39° 05′ 40.4606″ |
| Apparent magnitude (V) | 12.13 ± 0.03 |
| Characteristics | |
| Spectral type | G8V |
| Apparent magnitude (V) | 12.13 ± 0.03 |
| Apparent magnitude (R) | 11.844 |
| Apparent magnitude (J) | 10.774 ± 0.019 |
| Apparent magnitude (H) | 10.443 ± 0.021 |
| Apparent magnitude (K) | 10.345 ± 0.018 |
| Astrometry | |
| Proper motion (μ) | RA: −21.525±0.074 mas/yr Dec.: −23.905±0.044 mas/yr |
| Parallax (π) | 3.5924 ± 0.0503 mas |
| Distance | 910 ± 10 ly (278 ± 4 pc) |
| Absolute magnitude (MV) | 5.06 ± 0.12 |
| Details | |
| Mass | 0.88 ± 0.03 M☉ |
| Radius | 1.08 ± 0.04 R☉ |
| Luminosity | 0.88 ± 0.09 L☉ |
| Surface gravity (log g) | 4.31 ± 0.03 cgs |
| Temperature | 5370 ± 70 K |
| Metallicity [Fe/H] | +0.05 ± 0.06 dex |
| Age | 14.8 ± 2.0 Gyr |
| Other designations | |
| Database references | |
| SIMBAD | data |
XO-5 has a suspected red dwarf companion with a temperature 3500+250
−150 K, on a wide orbit.
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