condition mean min max 4 h after light 362.3005 353.895 370.706 8 h after light 277.1825 260.257 294.108 12 h after light 236.844 229.319 244.369 4 h after dark 246.195 234.593 252.428 8 h after dark 279.05266666666665 272.864 283.458 12 h after dark 354.0573333333333 347.275 358.502