KELT-4Ab
KELT-4Ab is an extrasolar planet that orbits the star KELT-4A, in the star system KELT-4. The planet is approximately 760 ly (230 pc) away in the constellation of Leo. The planet was discovered by the Kilodegree Extremely Little Telescope (KELT).
| Discovery | |
|---|---|
| Discovered by | KELT-North |
| Discovery date | 2015 |
Detection method | Transit |
| Orbital characteristics | |
Semi-major axis | 0.04321 ± 0.00085 AU (6,464,000 ± 127,000 km) |
| Eccentricity | 0.03 ± 0.021 |
Orbital period (sidereal) | 2.9895933 (± 4.9e-06) d |
| Inclination | 83.11 ± 0.057 |
| Star | KELT-4A |
| Physical characteristics | |
Mean radius | 1.706 ± 0.085 RJ |
| Mass | 0.878 ± 0.07 MJ |
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