condition mean min max 4 h after light 912.3 912.3 912.3 8 h after light 1024.4 765.5 1283.3 12 h after light 752.5999999999999 717.9 787.3 4 h after dark 769.7 509.4 1030.0 8 h after dark 422.2 325.1 519.3 12 h after dark 466.65 326.3 607.0