condition mean min max 4 h after light 460.023584 448.559596 471.487572 8 h after light 371.0046985 351.457215 390.552182 12 h after light 386.8564745 355.865784 417.847165 4 h after dark 384.0510435 378.924268 389.177819 8 h after dark 384.098259 380.438259 387.758259 12 h after dark 408.762264 408.762264 408.762264