MOA-2007-BLG-400L
Appearance
Observation data Epoch J2000.0 Equinox J2000.0 | |
---|---|
Constellation | Sagittarius |
Right ascension | 18h 09m 42s |
Declination | –29° 13′ 27″ |
Apparent magnitude (V) | 22 |
Characteristics | |
Spectral type | M3V? |
Astrometry | |
Distance | 22472.1 ly (6890 pc) |
Details | |
Mass | 0.35 ± 0.15 M☉ |
Database references | |
SIMBAD | data |
MOA-2007-BLG-400L is a star located 22472.1 light-years (6890 parsecs) away in the constellation of Sagittarius. This star is presumed to be a red dwarf with a spectral type of M3V, based on its mass of 0.35 MS.
Planetary system
[edit]In September 2008, the discovery of an extrasolar planet was announced by the Microlensing Follow Up Network (
Companion | Mass | Observed separation ( |
b | 0.9 ± 0.4 MJ | 0.85 ± 0.25 |
See also
[edit]References
[edit]- Dong, Subo; et al. (2009). "Microlensing Event MOA-2007-BLG-400: Exhuming the Buried Signature of a Cool, Jovian-Mass Planet" (abstract). The Astrophysical Journal. 698 (2): 1826–1837. arXiv:0809.2997. Bibcode:2009ApJ...698.1826D. doi:10.1088/0004-637X/698/2/1826. S2CID 16658501.web preprint
External links
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