OGLE-TR-211
From Wikipedia, the free encyclopedia
Observation data Epoch J2000.0 |
|
---|---|
Constellation (pronunciation) |
Carina |
Right ascension | 10h 40m 15s |
Declination | −62º 27' 20″ |
Apparent magnitude (V) | I=14.3 |
Absolute magnitude (V) | I=0.7 |
Distance | approx. 17300 ly (approx. 5300 pc) |
Spectral type | F |
Other designations | |
n/a
|
OGLE-TR-211 is a distant star with a transiting planet in the constellation Carina.
[edit] OGLE-TR-211b
Extrasolar planet | List of extrasolar planets | |
---|---|---|
Orbital elements | ||
Semimajor axis | (a) | 0.051±0.001 AU |
Eccentricity | (e) | 0 |
Orbital period | (P) | 3.67724±3e-05 d |
Inclination | (i) | > 87.2° |
Angular distance | (θ) | 0.01 mas |
Longitude of periastron |
(ω) | ?° |
Time of periastron | (T0) | 2453428.334 JD |
Semi-amplitude | (K) | 2.9 m/s |
Physical characteristics | ||
Mass | (m) | 1.03±0.2 MJ |
Radius | (r) | 1.36+0.18-0.09 RJ |
Discovery information | ||
Discovery date | 2007 | |
Discoverer(s) | Udalski, Pont et al. | |
Detection method | transit | |
Discovery site | Chile | |
Discovery status | Published |
OGLE-TR-211b is a transiting planet that has mass slightly more than Jupiter. Its radius is about 20% that of typical hot jupiters of the same mass and it is considered an “inflated Hot Jupiter”. The planet takes 3.7 days at about the same distance as 51 Pegasi b orbits around 51 Pegasi.
[edit] References
- Udalski & Pont et al. (11/2007). "OGLE-TR-211 - a new transiting inflated hot Jupiter from the OGLE survey and ESO LP666 spectroscopic follow-up program". Astrophysics.
[edit] External links
- Notes for planet OGLE-TR-211 b. The Extrasolar Planets Encyclopaedia.