 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′ 46.58″ [1] |
| Apparent magnitude (V) | 14.74 [1] |
| Characteristics | |
| Spectral type | F3V |
| Apparent magnitude (R [1]) | 14.74 |
| Apparent magnitude (I [1]) | 14.00 |
| Apparent magnitude (J [1]) | 13.51 |
| Apparent magnitude (H [1]) | 13.25 |
| Apparent magnitude (K [1]) | 13.12 |
| Astrometry | |
| Proper motion (μ) |
RA: -2.0
[1]
mas/
yr Dec.: 7.1 [1] mas/ yr |
| Distance | 5,142 ± 173
[2]
ly (1576.4±53.1 [2] pc) |
| Details | |
| Mass | 1.52 ±0.08 [3] M☉ |
| Radius | 1.53 (± 0.04) [3] R☉ |
| Temperature | 6933 ±58 [3] K |
| Age | 660 million [3] years |
| Other designations | |
| 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. [1]
Planetary system
This star is home to the transiting extrasolar planet OGLE2-TR-L9b discovered in 2008. [3]
| Companion (in order from star) |
Mass |
Semimajor axis ( AU) |
Orbital period ( days) |
Eccentricity | Inclination | Radius |
|---|---|---|---|---|---|---|
| b | 4.5 ±1.5 MJ | 0.0308 | 2.4855335 ±7e-07 | 0 | — | — |
See also
References
- ^ a b c d e f g h i j k l "SIMBAD query result: NAME OGLE2-TR-L9 -- Star". Centre de Données astronomiques de Strasbourg. Retrieved 2009-04-30.
- ^ a b Evans, D. F; et al. (2016). "High-resolution Imaging of Transiting Extrasolar Planetary systems (HITEP)". Astronomy and Astrophysics. 589. A58. arXiv: 1603.03274. Bibcode: 2016A&A...589A..58E. doi: 10.1051/0004-6361/201527970. S2CID 14215845.
- ^ a b c d e 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.
External links
- "OGLE2-TR-L9". Exoplanets. Archived from the original on 2016-03-03. Retrieved 2009-05-01.
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