(66391)_1999_KW4 | epoch | 2004-07-14 (66391)_1999_KW4 | escapeVelocity | 0 (66391)_1999_KW4 | orbitalPeriod | 16244700.0
(66391) 1999 KW4 has an orbital period of 16244700.0 and an escape velocity of 0. It has an epoch date of July 14th 2004.