- OGLE-2005-BLG-071L
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OGLE-2005-BLG-071L Observation data
Epoch J2000.0 Equinox J2000.0Constellation Scorpius Right ascension 17h 50m 09.77s[1] Declination –34° 40′ 23.5″[1] Apparent magnitude (V) 19.5 Characteristics Spectral type M5[1] Astrometry Distance ~11000 ly
(~3300 pc)Details Mass 0.46 ±0.04 M☉ Other designations EWS 2005-BUL-71, EWS 2005-BLG-71Database references SIMBAD data Extrasolar Planets
Encyclopaediadata OGLE-2005-BLG-071L is a distant, magnitude 19.5 galactic bulge star located in the constellation Scorpius, approximately 11000 light years away from the Solar System. The star is probably a red dwarf with a mass 46% of that of our Sun.[1]
Contents
Planetary system
In 2005 an exoplanet was discovered orbiting this star by the microlensing method.[2]
The OGLE-2005-BLG-071L system Companion
(in order from star)Mass Semimajor axis
(AU)Orbital period
(days)Eccentricity b 3.5 ±0.3 MJ 3.6 ±0.2 ~3600 ? See also
- List of extrasolar planets
- Optical Gravitational Lensing Experiment or OGLE
References
- ^ a b c d "SIMBAD query result: EWS 2005-BUL- 71". Centre de Données astronomiques de Strasbourg. http://simbad.u-strasbg.fr/simbad/sim-id?Ident=EWS+2005-BUL-+71. Retrieved 2009-04-30.
- ^ Dong et al. (2009). "OGLE-2005-BLG-071Lb, THE MOST MASSIVE M DWARF PLANETARY COMPANION?". The Astrophysical Journal 695 (2): 970–987. Bibcode 2009ApJ...695..970D. doi:10.1088/0004-637X/695/2/970. http://www.iop.org/EJ/abstract/0004-637X/695/2/970.
External links
- "OGLE-05-071L". Exoplanets. http://media4.obspm.fr/exoplanets/base/etoile.php?nom=OGLE-05-071L. Retrieved 2009-04-30.
Coordinates:
17h 50m 09s, −34° 40′ 23″Categories:- M-type main sequence stars
- Scorpius constellation
- Planetary systems
- Gravitational lensing
- Main sequence star stubs
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