condition mean min max 4 h after light 283.2658325 273.878231 292.653434 8 h after light 292.157911 281.847441 302.468381 12 h after light 260.2848455 254.099262 266.470429 4 h after dark 314.643948 227.151462 402.136434 8 h after dark 254.500066 232.50606 276.494072 12 h after dark 393.593454 393.593454 393.593454