CoRoT-4
CoRoT-4 (formerly known as CoRoT-Exo-4) is a yellow-white dwarf main-sequence star in the constellation Monoceros.
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Monoceros |
| Right ascension | 06h 48m 46.7134s |
| Declination | −00° 40′ 21.9695″ |
| Apparent magnitude (V) | 13.45 |
| Characteristics | |
| Spectral type | F8V |
| Apparent magnitude (R) | 13.42 |
| Apparent magnitude (J) | 12.619 ±0.026 |
| Apparent magnitude (H) | 12.359 ±0.029 |
| Apparent magnitude (K) | 12.29 ±0.03 |
| R−I color index | 13.531 [0.019] |
| Astrometry | |
| Proper motion (μ) | RA: −3.659±0.049 mas/yr Dec.: −3.898±0.044 mas/yr |
| Parallax (π) | 1.3484 ± 0.0280 mas |
| Distance | 2,420 ± 50 ly (740 ± 20 pc) |
| Details | |
| Mass | 1.16+0.03 −0.02 M☉ |
| Radius | 1.17+0.01 −0.03 R☉ |
| Temperature | 6190 ± 60 K |
| Metallicity | [Fe/H] = 0 ± 0.15 |
| Rotation | 8.87 ± 1.12 d |
| Rotational velocity (v sin i) | 6.4 ± 1.0 km/s |
| Age | 1+1.0 −0.3 Gyr years |
| Other designations | |
| Database references | |
| SIMBAD | data |
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