2MASS J19383260+4603591 b
| Exoplanet | List of exoplanets | |
|---|---|---|
| Parent star | ||
| Star | 2MASS J19383260+4603591 A/B | |
| Right ascension | (α) | 19h38m32.61s [1] |
| Declination | (δ) | +46d03m59.1s[1] |
| Apparent magnitude | (mV) | 12.7±0.2 (A) |
| Mass | (m) | 0.48±0.03/0.120±0.010[1] [2] M☉ |
| Radius | (r) | 0.223±0.004/0.158±0.003 (A/B)[2] R☉ |
| Temperature | (T) | 29564±106/null (A/B)[1][2] K |
| Metallicity | [Fe/H] | null[1] |
| Age | null[1] Gyr | |
| Physical characteristics | ||
| Mass | (m) | 604±32[1] M⊕ |
| Radius | (r) | null[1] R⊕ |
| Orbital elements | ||
| Semi-major axis | (a) | 0.92±0.02[1] AU |
| Eccentricity | (e) | null[1] |
| Orbital period | (P) | 416±2[1] d |
| Inclination | (i) | null[1]° |
| Discovery information | ||
| Discovery date | 2015 | |
| Discoverer(s) | ||
| Discovery method | Eclipse Timing Variations | |
| Discovery site | Kepler Space Observatory | |
| Discovery status | Confirmed | |
2MASS J19383260+4603591 b also known as Kepler-451b is a circumbinary exoplanet orbiting the star 2MASS J19383260+4603591. It has a mass of 604±32 Earth Masses or 1.9±0.1 Jupiter Masses. It was discovered using Eclipse Timing Variations by the Kepler space telescope in 2015.
References
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