Triangle de l'Herse 1968.7 1993.9 2076.5 2164.3 2201.4 2230 2264.1 2294.6 2318.1 2330.8 2341.7 2373.4 2422.9 2482.8 2520.4 2468.6 2403.4 2266.4 2194.1 2114.7 2079 2065.8 2036.1 1975.7 1975.5 1967.7