CoRoT-23
CoRoT-23 is a main-sequence star located in the constellation Serpens at a distance of about 1956 light-years from the Earth. At least one planet revolves around the star.
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| Observation dataEpoch J2000.0 Equinox J2000.0 | |
|---|---|
| Serpens | |
| 18h 39m 07.8405s | |
| +04° 21′ 28.034″ | |
| 15.63 | |
| main sequence star | |
| G0V | |
| planetary transit | |
| Proper motion (μ) | RA: -2.390 mas/yr Dec.: -8.306 mas/yr |
| Parallax (π) | 0.9569±0.0329 mas |
| Distance | 3,400 ± 100 ly (1,050 ± 40 pc) |
| Mass | 1.14 ± 0.08 M☉ |
| Radius | 1.61 ± 0.18 R☉ |
| Surface gravity (log g) | 4.3 ± 0.2 cgs |
| Temperature | 5900 ± 100 K |
| Metallicity [Fe/H] | 0.05 ± 0.1 dex |
| Rotation | 9.2 ± 1.5 d |
| Rotational velocity (v sin i) | 9.0 ± 1 km/s |
| Age | 7.2+1−1.5 Gyr |
| 2MASS J18390782+0421281 | |
| SIMBAD | data |
CoRoT-23 is a main-sequence star located in the constellation Serpens at a distance of about 1956 light-years from the Earth. At least one planet revolves around the star.
CoRoT-23 is a yellow dwarf main sequence star similar to the Sun. Its solar mass is 1.098 and its solar radius is 0.86. The surface temperature is about 5900 kelvin.
One planet has been discovered orbiting CoRoT-23, CoRoT-23b.
The planet may be in an unstable orbit and subject to merger with the host star in the future.
| Companion(in order from star) | Mass | Semimajor axis(AU) | Orbital period(days) | Eccentricity | Inclination | Radius |
|---|---|---|---|---|---|---|
| b | 2.8 MJ | 0.0477 | 3.6314 | 0.16 | — | — |
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