1979 10 01: J1 occulte J2 Meudon observatory (France) 83cm refractor altitude 180m lat=48d48'17.5"N lon=2d13'51.8"E good atmospheric conditions visual observation column 1: minutes from 4h UT column 2: relative magnitude of sat J1+J2 referred to an arbitrary reference 18.88 3.96 19.6 1.48 20.08 1.96 20.48 3 20.8 4.04 21.28 1.96 22 5.96 22.24 8.04 22.48 8.04 22.64 7 22.96 8.04 23.2 6.04 23.6 8.04 23.92 7 24.2 9 24.4 6.04 24.64 4.04 24.88 5 25.12 4.04 25.44 6.04 25.76 4.04 26 3 26.24 3.08 26.56 2.04 26.96 2.28 27.28 1.08 27.52 2.04 27.92 2.04 28.48 3.08