OGLE-2003-BLG-235L
Microlensing event in the constellation Sagittarius / From Wikipedia, the free encyclopedia
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OGLE-2003-BLG-235L (MOA-2003-BLG-53L) is a star in the constellation of Sagittarius. The first gravitational microlensing event for which a planet orbiting the lens was detected around this star. The event occurred in during July 2003. Two groups observed and independently detected the event: the Optical Gravitational Lensing Experiment (OGLE) and the Microlensing Observations in Astrophysics (MOA), hence, the double designation.[2] It is an orange dwarf star of spectral type K, which is accompanied by a giant planet.[3]
Quick Facts Constellation, Right ascension ...
Observation data Epoch J2000.0 Equinox J2000.0 | |
---|---|
Constellation | Sagittarius |
Right ascension | 18h 05m 16.35s[1] |
Declination | –28° 53′ 42.0″[1] |
Apparent magnitude (V) | 19.7 |
Characteristics | |
Spectral type | K5[1] |
Astrometry | |
Distance | ~19000 ly (~5800 pc) |
Details | |
Mass | 0.63 ±0.08 M☉ |
Database references | |
SIMBAD | data |
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