condition mean min max 4 h after light 397.6787915 358.506025 436.851558 8 h after light 406.46028049999995 385.901686 427.018875 12 h after light 407.450441 398.907037 415.993845 4 h after dark 339.762328 292.001288 387.523368 8 h after dark 264.36213050000003 211.121129 317.603132 12 h after dark 349.162062 349.162062 349.162062