WASP-95
WASP-95 is a star in the constellation Grus. With an apparent magnitude of 10.1, it is not visible to the naked eye. Its spectral type of G2 means it is a yellow sunlike star.
Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Grus |
Right ascension | 22h 29m 49.7334s[1] |
Declination | −48° 00′ 11.012″[1] |
Apparent magnitude (V) | 10.09[2] |
Characteristics | |
Spectral type | G2[2] |
Astrometry | |
Proper motion (μ) | RA: 93.626±0.828[1] mas/yr Dec.: −9.298±1.194[1] mas/yr |
Parallax (π) | 7.10 ± 0.41[1] mas |
Distance | 460 ± 30 ly (141 ± 8 pc) |
Details[3] | |
Mass | 1.11 M☉ |
Radius | 1.13 R☉ |
Temperature | 5630 K |
Metallicity [Fe/H] | 0.14 dex |
Age | 2.4 Gyr |
Other designations | |
Database references | |
SIMBAD | data |
Extrasolar Planets Encyclopaedia | data |
Planetary system
In 2013, a planet was discovered around WASP-95. The planet, WASP-95b, is a hot Jupiter about 10% more massive than Jupiter, and completes an orbit round its star every two days. It was discovered by its transit of the star in 2013.[4]
Companion (in order from star) |
Mass | Semimajor axis (AU) |
Orbital period (days) |
Eccentricity | Inclination | Radius[4] |
---|---|---|---|---|---|---|
b | 1.13 MJ | 0.03416 | 2.184673 | 0 | --° | 1.21 RJ |
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References
- Brown, A. G. A; et al. (2016). "Gaia Data Release 1. Summary of the astrometric, photometric, and survey properties". Astronomy and Astrophysics. 595. A2. arXiv:1609.04172. Bibcode:2016A&A...595A...2G. doi:10.1051/0004-6361/201629512.Gaia Data Release 1 catalog entry
- "WASP-95". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 30 December 2016.
- "Notes on WASP-95 b". Retrieved 30 December 2016.
- Hellier, Coel; Anderson, D. R.; Collier Cameron, A.; Delrez, L.; et al. (2013). "Transiting Hot Jupiters from WASP-South, Euler and TRAPPIST: WASP-95b to WASP-101b". arXiv:1310.5630. Bibcode:2014MNRAS.440.1982H. doi:10.1093/mnras/stu410. Cite journal requires
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