1979 06 16 : J3 eclipses J1 Bordeaux observatory (France) 38cm refractor altitude 40m lat=44d50'01.7"N lon=0d31'36.1"W twilight V-band photmeter cathode S11 column 1: minutes from 22h UT column 2: flux (100= sat J1 and J3 before the event) 18.91597 98 19.92433 79 20.93269 68 22.02508 49 23.03344 33 24.0418 32 25.05016 49 25.97449 52 26.98285 65 27.90718 80 28.99957 96 30.00793 104