condition mean min max 4 h after light 285.659755 282.374748 288.944762 8 h after light 288.169486 285.967145 290.371827 12 h after light 332.2315235 285.967145 378.495902 4 h after dark 285.7206835 249.842905 321.598462 8 h after dark 294.462826 264.693595 324.232057 12 h after dark 234.64432 234.64432 234.64432