OGLE-TR-10

OGLE-TR-10 is a distant, magnitude 16 star in the constellation of Sagittarius. It is located near the Galactic Center.[1] 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.[3]

OGLE-TR-10

Artist's impression of a planetary system OGLE-TR-10.
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Sagittarius
Right ascension 17h 51m 28.25s[1]
Declination −29° 52 34.9[1]
Apparent magnitude (V) 15.780[1]
Characteristics
Spectral type G2V[1]
Apparent magnitude (V[1]) 15.780
Apparent magnitude (I[1]) 14.92
Variable type planetary transit variable[2]
Astrometry
Distance~5000 ly
(~1500 pc)
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
Extrasolar Planets
Encyclopaedia
data

Planetary system

This star is home to OGLE-TR-10b, a transiting planet found by the Optical Gravitational Lensing Experiment (OGLE) survey in 2002.[3][4]

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

References

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