condition mean min max 4 h after light 711.7908405000001 709.347441 714.23424 8 h after light 744.6690165 724.644438 764.693595 12 h after light 697.8427175 632.962246 762.723189 4 h after dark 753.617609 702.157007 805.078211 8 h after dark 781.7592185000001 699.478327 864.04011 12 h after dark 618.355822 618.355822 618.355822