condition mean min max 4 h after light 331.4823105 324.667738 338.296883 8 h after light 369.3966445 351.91297 386.880319 12 h after light 475.8634405 375.397413 576.329468 4 h after dark 482.0314125 411.345832 552.716993 8 h after dark 511.579974 455.222329 567.937619 12 h after dark 484.838964 484.838964 484.838964