condition mean min max 4 h after light 405.3362333333333 367.9892 452.8884 8 h after light 409.9111 331.5515 528.1614 12 h after light 407.552 322.8043 509.8663 16 h after light 406.8676 344.7674 452.6657 4 h after dark 641.3319 581.4054 721.4009 8 h after dark 304.12170000000003 252.7433 349.5852