"20.0" . "1.083088583868E11" . "2020 VT4" . . . . . . . "5.4435024E7" . . . "17.3" . "28.7" . . . "(post-flyby as pre-flyby was very different)" . "2020 VT4" . . . "A10sHcN " . . "17 December 2020 (JD2459200.5)" . "2020-11-14" . "1.633608748044E11" . .