| Extrasolar planet | List of extrasolar planets | |
|---|---|---|
| Parent star | ||
| Star | HAT-P-13 | |
| Constellation | Ursa Major | |
| Right ascension | (α) | 08h 39m 32s |
| Declination | (δ) | +47° 21′ 07″ |
| Apparent magnitude | (mV) | 10.62 |
| Distance | 697.9 ly (214 pc) |
|
| Spectral type | G4V | |
| Orbital elements | ||
| Semimajor axis | (a) | 0.0426 AU |
| Eccentricity | (e) | 0.021 |
| Orbital period | (P) | 2.91626 d |
| Inclination | (i) | 83.4° |
| Argument of periastron |
(ω) | 181° |
| Time of transit | (Tt) | 2454779.92979 JD |
| Physical characteristics | ||
| Mass | (m) | 0.851 MJ |
| Radius | (r) | 1.28 RJ |
| Discovery information | ||
| Discovery date | 21 July 2009 | |
| Discoverer(s) | Bakos et al. | |
| Detection method | Transit Radial velocity |
|
| Discovery site | United States | |
| Discovery status | Confirmed | |
| Database references | ||
| Extrasolar Planets Encyclopaedia |
data | |
| SIMBAD | data | |
HAT-P-13b is an extrasolar planet approximately 697 light-years away in the constellation Ursa Major. The planet was discovered when it transited across its sun, HAT-P-13. This planet is a hot Jupiter with 0.851 times the mass of Jupiter and 1.28 radius. The planet has a lower mass, but its overall size is larger than Jupiter.
Media related to [//commons.wikimedia.org/wiki/Category:HAT-P-13_b HAT-P-13b] at Wikimedia Commons