The asteroid called (66391) 1999 KW4 has an epoch date of 14 July 2004. It has an orbital period of 16244700.0. and an escape velocity of zero.
(66391) 1999 KW4 | epoch | 2004-07-14 (66391) 1999 KW4 | escape velocity | 0 (66391) 1999 KW4 | orbital period | 16244700.0