D'Us à Pontoise via le GR1 49.8 49.6 49.5 49.9 51.2 53.9 55.2 61 57.7 57.3 56.8 56.3 57.9 57 60 61.2 59.4 58.1 57.4 54.4 53.6 52.6 52.1 63.7 66 69.7 68.9 74.2 78.2 80.6 81.5 75 73.4 73 71.7 76.1 79.9 91.8 94.1 98.3 94.8 93.8 90.5 91.4 86.4 87.5 100.4 101.4 105.1 109 113.8 116.1 113.6 101.1 93.7 90 90.7 101.2 99 94.2 91.2 104.1 106.6 107.8 106.3 102.1 99.1 97.5 99.1 98.9 99.3 96.7 94.4 93.9 96 96.4 99.1 98.8 98.9 98.9 98.8 101.5 101.3 103.2 103.9 105.2 105.4 108.5 109.5 110.5 110.7 115.5 117 118.1 120.1 120.5 121 123.5 123.8 128.8 131.4 154.5 158.7 159.5 157.4 159.4 160.2 163 168.1 172.7 171.3 167.4 168.1 174.4 175.8 175 173.8 161.9 156.4 148.3 149.9 150.8 152.5 154.9 155.2 153.6 153.2 153.5 151.6 149.1 130.7 131.4 143.5 146.9 140.8 140.1 140.5 147.5 147.3 150.1 150 152.9 154.6 155.7 155.6 155.9 154.1 152.3 152.6 153.8 157 146 151.8 152.8 146 146.6 149.5 153.9 150.7 152.3 151.4 147.6 145.1 143.9 131.7 130.3 125.6 124.7 121.8 110.3 107.7 102.9 97 97.1 92.5 93.7 90.9 90.9 88.8 89.9 89.6 84.7 84.1 90.2 83.9 82.9 85.8 82.1 84.3 85.4 87.7 90.4 96.2 103.7 104.4 104.5 102.8 98.4 95 93.4 91.4 84.1 84.2 84 83.4 81.8 80.1 78.9 76.2 75.2 69.2 67.6 68.4 68.6 68.1 65.2 68.1 64.8 61.7 64.7 64.7 69.6 70.3 70.6 71.1 67.6 68 65.9 64.7 60.9 59.9 60.9 62.9 65.6 66.6 67 65 63 59 58 58 56 57 57 56 51 50 47 47 46 45 44 45 48 51 56 57 64 69 72 74 74 73 72 75 76 77 78 76 73 72 71 69 70 69 68 68 66 66 62 61 60 57 54 53 52 52 52 51 51 49 43 39 32 31 30 29 29 29 29 27 27 27