(66391)_1999_KW4 | discoverer | Lincoln_Near-Earth_Asteroid_Research (66391)_1999_KW4 | epoch | 2004-07-14 (66391)_1999_KW4 | orbitalPeriod | 16244700.0 (66391)_1999_KW4 | periapsis | 29919600000.0
(66391) 1999 KW4 was discovered by Lincoln Near-Earth Asteroid Research and had its epoch date on July 14th 2004.Its periapsis is 29919600000.0 and has an orbital period of 16244700.0.