MOA-2007-BLG-400L explained

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 M_S.

Planetary system

In September 2008, the discovery of an extrasolar planet was announced by the Microlensing Follow Up Network (μFUN) and the Microlensing Observations in Astrophysics (MOA) Collaboration. This planet was detected by the gravitational microlensing method based on an event recorded in September 2007.

See also

• List of extrasolar planets
• MOA-2007-BLG-192L

References

• Microlensing Event MOA-2007-BLG-400: Exhuming the Buried Signature of a Cool, Jovian-Mass Planet . . abstract . 2009 . 698 . 2 . 1826–1837 . 10.1088/0004-637X/698/2/1826 . Dong . Subo . Bond. I. A. . Gould . A. . Kozłowski . Szymon . Miyake . N. . Gaudi . B. S. . Bennett . D. P. . Abe . F. . Gilmore . A. C. . 1 . 2009ApJ...698.1826D. 0809.2997 . 16658501 . web preprint

External links

• MOA-2007-BLG-400 Event