Occultation of UCAC4-506-049055 by 18 Melpomene on 2021 Jan 27 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 = +/- 1 secs d Proba- Location Longitude Latitude alt U.T. Sepn Alt Sun km bility o ' o ' m h m s " o o 106 - 0% ** Path limit plus 3-Sigma ** 95 - 2% ** Path limit plus 2-Sigma ** 84 - 16% ** Path limit plus 1-Sigma ** 73 - 50% *** Path limit *** 60 N 86% Mexico City MX - 99 5. 19 25. 2238 1 5 1 -0.058 1 -10 59 N 88% 724 National Observatory, Tacub - 99 15. 19 25. 2269 1 5 1 -0.056 1 -10 55 N 93% MEXICO D.F. MX MALLEN~ING. GUI - 99 15. 19 25. 2288 1 5 1 -0.053 1 -10 0 - 100% **** Centre Line **** -67 S 69% SANTIAGO CU MILANES~LUIS OL - 75 45. 20 5. 208 1 4 17 0.064 23 -31 -73 - 50% *** Path limit *** -84 - 16% ** Path limit plus 1-Sigma ** -95 - 2% ** Path limit plus 2-Sigma ** -106 - 0% ** Path limit plus 3-Sigma ** Prediction of 2020 Dec 31.0