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]

OGLE-TR-10

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]
Distance4,100 ± 200 ly
(1,250 ± 60 pc)
Absolute magnitude (MV)4.32
Details
Mass1.18 ± 0.04 M
Radius1.15 ± 0.01 R
Metallicity [Fe/H]0.12 dex
Age>1.1 Gyr
Other designations
V5125 Sagittarii, SBC9 2452
Database references
SIMBADdata

Planetary system

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This star is home to OGLE-TR-10b, a transiting planet found by the Optical Gravitational Lensing Experiment (OGLE) survey in 2002.[4][5]

The OGLE-TR-10 planetary system
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

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References

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  1. ^ 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.
  2. ^ a b c d e "V* V5125 Sgr -- Star showing eclipses by its planet". Centre de Données astronomiques de Strasbourg. Retrieved 27 November 2013.
  3. ^ "General Catalogue of Variable Stars Query results". Sternberg Astronomical Institute, Moscow, Russia. Sternberg Astronomical Institute. Retrieved 2009-04-30.
  4. ^ 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.
  5. ^ 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.
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