OGLE-2005-BLG-071L

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OGLE-2005-BLG-071L
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation 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-71
Database references
SIMBAD data
Extrasolar Planets
Encyclopaedia
data

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]

Planetary system[edit]

In 2005 an exoplanet was discovered orbiting this star by the microlensing method.[2]

The OGLE-2005-BLG-071L planetary system[1]
Companion
(in order from star)
Mass Semimajor axis
(AU)
Orbital period
(days)
Eccentricity Inclination Radius
b 3.8 +0.3
−0.4

or 3.4 ± 0.3 MJ
3.6 ± 0.2
or 2.1 ± 0.1

See also[edit]

References[edit]

  1. ^ a b c d e Dong, Subo et al. (2009). "OGLE-2005-BLG-071Lb, the Most Massive M Dwarf Planetary Companion?". The Astrophysical Journal 695 (2): 970–987. arXiv:0804.1354. Bibcode:2009ApJ...695..970D. doi:10.1088/0004-637X/695/2/970. 
  2. ^ Udalski, A. et al. (2005). "A Jovian-Mass Planet in Microlensing Event OGLE-2005-BLG-071". The Astrophysical Journal 628 (2): L109–L112. arXiv:astro-ph/0505451. Bibcode:2005ApJ...628L.109U. doi:10.1086/432795. 

External links[edit]

Coordinates: Sky map 17h 50m 09s, −34° 40′ 23″