RECOMMENDATION ITU-R S.1529 - Analytical method for determining the statistics ... ANNEX 1 - An analytical method for assessing interference in interference environments ... 1 Introduction 2 Methodology 3 Procedure to obtain the interference CDF 4 Probabilities of having the reference satellite inside a rectangular cell and in ascending and descending modes 5 Finding the position of all satellites in the constellation 6 Choosing the longitude and latitude increments for the fine and coarse grids 7 Finding the PPII 7.1 Uplink interference 7.2 Downlink interference 7.3 Inter-satellite interference 8 Additional use of fine grids 9 Numerical examples 10 Applying the analytical method to repeated track non-GSO satellite systems 10.1 Probability of the reference satellite being inside a given cell 10.2 Finding the position of all satellites in the constellation 10.3 Choosing the mean anomaly increments 10.4 Comments APPENDIX 1 TO ANNEX 1 - pdf of the position of a non-GSO satellite