condition mean min max 4 h after light 423.87908 417.385903 430.372257 8 h after light 417.465088 417.385903 417.544273 12 h after light 369.30898 348.30898 390.30898 4 h after dark 406.6928995 353.477506 459.908293 8 h after dark 436.5695435 418.575787 454.5633 12 h after dark 401.693595 401.693595 401.693595