OGLE-TR-10 is a distant, magnitude 16 star in the constellation of Sagittarius. It is located near the Galactic Center.[2] This star is listed as an eclipsing type variable star with the eclipse due to the passage of the planet as noted in the discovery papers.[4]
 Artist's impression of the planetary system OGLE-TR-10. | |
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Sagittarius |
| Right ascension | 17h 51m 28.2594s[1] |
| Declination | −29° 52′ 35.231″[1] |
| Apparent magnitude (V) | 15.780[2] |
| Characteristics | |
| Spectral type | G2V[2] |
| Apparent magnitude (V[2]) | 15.780 |
| Apparent magnitude (I[2]) | 14.92 |
| Variable type | planetary transit variable[3] |
| Astrometry | |
| Proper motion (μ) | RA: 0.208(63) mas/yr[1] Dec.: −5.284(40) mas/yr[1] |
| Parallax (π) | 0.8016 ± 0.0394 mas[1] |
| Distance | 4,100 ± 200 ly (1,250 ± 60 pc) |
| Absolute magnitude (MV) | 4.32 |
| Details | |
| Mass | 1.18 ± 0.04 M☉ |
| Radius | 1.15 ± 0.01 R☉ |
| Metallicity [Fe/H] | 0.12 dex |
| Age | >1.1 Gyr |
| Other designations | |
V5125 Sagittarii, SBC9 2452 | |
| Database references | |
| SIMBAD | data |
Planetary system
editThis star is home to OGLE-TR-10b, a transiting planet found by the Optical Gravitational Lensing Experiment (OGLE) survey in 2002.[4][5]
| Companion (in order from star) |
Mass | Semimajor axis (AU) |
Orbital period (days) |
Eccentricity | Inclination | Radius |
|---|---|---|---|---|---|---|
| b | 0.63 ±0.14 MJ | 0.04162 ±0.00004 | 3.10129 ±0.00001 | 0 | — | — |
See also
editReferences
edit- ^ a b c d Vallenari, A.; et al. (Gaia collaboration) (2023). "Gaia Data Release 3. Summary of the content and survey properties". Astronomy and Astrophysics. 674: A1. arXiv:2208.00211. Bibcode:2023A&A...674A...1G. doi:10.1051/0004-6361/202243940. S2CID 244398875. Gaia DR3 record for this source at VizieR.
- ^ a b c d e "V* V5125 Sgr -- Star showing eclipses by its planet". Centre de Données astronomiques de Strasbourg. Retrieved 27 November 2013.
- ^ "General Catalogue of Variable Stars Query results". Sternberg Astronomical Institute, Moscow, Russia. Sternberg Astronomical Institute. Retrieved 2009-04-30.
- ^ a b Udalski, A.; et al. (2002). "The Optical Gravitational Lensing Experiment. Search for Planetary and Low-Luminosity Object Transits in the Galactic Disk. Results of 2001 Campaign - Supplement". Acta Astronomica. 52 (2): 115–128. arXiv:astro-ph/0207133. Bibcode:2002AcA....52..115U.
- ^ Konacki, Maciej; et al. (2005). "A Transiting Extrasolar Giant Planet around the Star OGLE-TR-10". The Astrophysical Journal. 624 (1): 372–377. arXiv:astro-ph/0412400. Bibcode:2005ApJ...624..372K. doi:10.1086/429127. S2CID 119347135.
External links
edit- "OGLE-TR-10". Exoplanets. Archived from the original on 2010-05-29. Retrieved 2009-04-29.