Occultation of UCAC4 306-163249 by 584 Semiramis on 2021 Jun 9 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 = +/- 4 secs d Proba- Location Longitude Latitude alt U.T. Sepn Alt Sun km bility o ' o ' m h m s " o o 86 - 0% ** Path limit plus 3-Sigma ** 66 - 2% ** Path limit plus 2-Sigma ** 47 - 16% ** Path limit plus 1-Sigma ** 27 - 50% *** Path limit *** 0 - 83% **** Centre Line **** -27 - 50% *** Path limit *** -47 - 16% ** Path limit plus 1-Sigma ** -66 - 2% ** Path limit plus 2-Sigma ** -86 - 0% ** Path limit plus 3-Sigma ** Prediction of 2021 May 17.9