| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Cygnus |
| Right ascension | 10h 47m 38.17s |
| Declination | +71° 39′ 20.62″ |
| Characteristics | |
| Evolutionary stage | main sequence star |
| Spectral type | F7V |
| Variable type | planetary transit |
| Astrometry | |
| Proper motion (μ) |
RA: -56.1837 ± 0.0532497
mas/
yr Dec.: -34.8076 ± 0.0642398 mas/ yr |
| Parallax (π) | 10.332 ± 0.0332707 mas |
| Details | |
| Mass | 1.30 M☉ |
| Radius | 1.52 R☉ |
| Luminosity | 0.565 L☉ |
| Temperature | 6415 K |
| Metallicity [Fe/H] | -0.090 Fe dex |
| Age | 2.8 Gyr |
| Other designations | |
MASCARA-3 | |
KELT-24, also known as MASCARA-3, is a star in the constellation of Ursa Major.
Planetary system
In 2017, the discovery of the Hot Jupiter KELT-24b was announced. TESS data confirmed that no additional companions are orbiting this star. [1]
| Companion (in order from star) |
Mass |
Semimajor axis ( AU) |
Orbital period ( days) |
Eccentricity | Inclination | Radius |
|---|---|---|---|---|---|---|
| b | 5.18 MJ | 0.06969 | 5.6 | 0.08 | 83.11 ° | 1.272 RJ |
References
- ^ Maciejewski, G. (2020), "Search for Planets in Hot Jupiter Systems with Multi-Sector TESS Photometry. I. No Companions in Planetary Systems KELT-18, KELT-23, KELT-24, Qatar-8, WASP-62, WASP-100, WASP-119, and WASP-126", Acta Astronomica, 70 (3): 181, arXiv: 2010.11977, Bibcode: 2020AcA....70..181M, doi: 10.32023/0001-5237/70.3.2, S2CID 225061977