Occultation of UCAC4 390-066522 by 5648 1990 VU1 on 2021 Feb 7 Distance from center of occultation path - in km Distances are positive to the right, referenced to the direction of motion along the path Uncertainty in time = +/- 9 secs d Proba- Location Longitude Latitude alt U.T. Sepn Alt Sun km bility o ' o ' m h m s " o o 348 - 0% ** Path limit plus 3-Sigma ** 242 - 2% ** Path limit plus 2-Sigma ** 136 - 10% ** Path limit plus 1-Sigma ** 88 S 16% Alexander Liu 114 5. -21 55. 11 21 41 15 -0.022 66 -7 31 - 22% *** Path limit *** 0 - 23% **** Centre Line **** -31 - 22% *** Path limit *** -136 - 10% ** Path limit plus 1-Sigma ** -242 - 2% ** Path limit plus 2-Sigma ** -348 - 0% ** Path limit plus 3-Sigma ** Prediction of 2020 Dec 31.0