HAT-P-5b
| Exoplanet | List of exoplanets | |
|---|---|---|
 | ||
| Parent star | ||
| Star | HAT-P-5 | |
| Constellation | Lyra | |
| Right ascension | (α) | 18h 17m 37.299s |
| Declination | (δ) | +36° 37′ 16.88″ |
| Distance | 1100 ± 100 ly (340 ± 30 pc) | |
| Spectral type | G | |
| Orbital elements | ||
| Semi-major axis | (a) | 0.04075 ± 0.00076 AU |
| Periastron | (q) | 0.04075 AU |
| Apastron | (Q) | 0.04075 AU |
| Eccentricity | (e) | 0 |
| Orbital period | (P) | 2.788491 ± 2.5e-5 d (0.007634339 y) |
| Orbital speed | (υ) | 159.5 km/s |
| Inclination | (i) | 86.75 ± 0.44° |
| Time of transit | (Tt) | 2,454,241.77663 ± 0.00022 JD |
| Physical characteristics | ||
| Mass | (m) | 1.06 ± 0.11 MJ |
| Radius | (r) | 1.26 ± 0.05 RJ |
| Density | (ρ) | 660 ± 110 kg m−3 |
| Discovery information | ||
| Discovery date | October 9, 2007 | |
| Discoverer(s) | Bakos et al. | |
| Discovery method | transit | |
| Discovery status | Published | |
| Database references | ||
| Extrasolar Planets Encyclopaedia | data | |
| SIMBAD | data | |
| Exoplanet Archive | data | |
| Open Exoplanet Catalogue | data | |
HAT-P-5b is a transiting extrasolar planet located approximately 1100 light-years away in the constellation of Lyra, orbiting the star HAT-P-5. It is a hot Jupiter with a mass 6% greater than Jupiter and a radius 26% greater than Jupiter, corresponding to a density of 0.66 g/cm3, which is less than water. This planet was found by Bakos et al. on October 9, 2007.[1]
See also
References
- ↑ Bakos, G. Á.; et al. (2007). "HAT-P-5b: A Jupiter-like Hot Jupiter Transiting a Bright Star". The Astrophysical Journal Letters. 671 (2): L173–L176. arXiv:0710.1841
. Bibcode:2007ApJ...671L.173B. doi:10.1086/525022.
External links
Media related to HAT-P-5 b at Wikimedia Commons
- "HAT-P-5 b". Exoplanets.
Coordinates: 
18h 17m 37.299s, +36° 37′ 16.88″
This article is issued from Wikipedia - version of the 12/19/2014. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.