OGLE2-TR-L9

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OGLE2-TR-L9
Star OGLE2-TR-L9 and planet.png

Artistic rendering of OGLE2-TR-L9 and its planet
Observation data
Epoch J2000.0       Equinox J2000.0
Constellation Carina
Right ascension 11h 07m 55.181s [1]
Declination −61° 08′ 46.54″ [1]
Apparent magnitude  (V)14.74 [2]
Characteristics
Evolutionary stage main sequence [1]
Spectral type F3V [3]
Apparent magnitude  (R [2] )14.74
Apparent magnitude  (I [2] )14.00
Apparent magnitude  (J [2] )13.51
Apparent magnitude  (H [2] )13.25
Apparent magnitude  (K [2] )13.12
Astrometry
Proper motion (μ)RA: −4.577 [1] mas/yr
Dec.: +2.518 [1] mas/yr
Parallax (π)0.6262±0.0168  mas [1]
Distance 5,200 ± 100  ly
(1,600 ± 40  pc)
Details
Mass 1.52±0.08 [4]   M☉
Radius 1.53±0.04 [4]   R☉
Temperature 6,933±58 [4]   K
Age 660 million [4]  years
Other designations
2MASS J11075518-6108465, OGLE-II CAR-SC2 75679, DENIS-P J110755.1-610846, UCAC2 4790820 [2]
Database references
SIMBAD data

OGLE2-TR-L9 is a magnitude 15 star in the constellation Carina at a distance of approximately 5,142 light years. [2]

Contents

Planetary system

This star is home to the transiting extrasolar planet OGLE2-TR-L9b discovered in 2008. [4]

The OGLE2-TR-L9 planetary system
Companion
(in order from star)		 Mass Semimajor axis
(AU)		 Orbital period
(days)		 Eccentricity Inclination Radius
b 4.5±1.5  MJ 0.03082.4855335(7)0——

See also

References

  1. 1 2 3 4 5 6 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. 1 2 3 4 5 6 7 8 "SIMBAD query result: NAME OGLE2-TR-L9 -- Star". Centre de Données astronomiques de Strasbourg . Retrieved 2009-04-30.
  3. ↑ Jones, Barrie W.; Sleep, P. Nick (2010). "Habitability of exoplanetary systems with planets observed in transit". Monthly Notices of the Royal Astronomical Society. 407 (2): 1259. arXiv: 1006.0657 . Bibcode:2010MNRAS.407.1259J. doi: 10.1111/j.1365-2966.2010.16978.x .
  4. 1 2 3 4 5 Snellen; Koppenhoefer, J.; Van Der Burg, R. F. J.; Dreizler, S.; Greiner, J.; De Hoon, M. D. J.; Husser, T. O.; Krühler, T.; et al. (2009). "OGLE2-TR-L9b: an exoplanet transiting a rapidly rotating F3 star" (PDF). Astronomy and Astrophysics . 497 (2): 545–550. arXiv: 0812.0599 . Bibcode:2009A&A...497..545S. doi:10.1051/0004-6361/200810917. S2CID   15639369.[ dead link ]
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