condition mean min max 4 h after light 325.717 317.715 333.719 8 h after light 365.803 360.285 371.321 12 h after light 260.166 251.912 268.42 4 h after dark 427.96500000000003 404.317 451.613 8 h after dark 385.031 367.392 402.67 12 h after dark 368.1445 365.106 371.183