Table 417. Sunlit Days for Northern and Southern Polar Regions Year: 1985 Resolution: 2.5 COLAT CENTER FIRST DATE LAST DATE HEMISPHERE INDICATOR COLAT (DEG) FOR SUNLIGHT FOR SUNLIGHT North 1 1.25 3/18 09/26 2 3.75 3/12 10/02 3 6.25 3/05 10/09 4 8.75 2/27 10/15 5 11.25 2/20 10/22 6 13.75 2/13 10/30 7 16.25 2/05 11/07 8 18.75 1/27 11/16 9 21.25 1/15 11/27 South 64 158.75 7/17 5/26 65 161.25 7/30 5/14 66 163.75 8/08 5/05 67 166.25 8/17 4/26 68 168.75 8/24 4/19 69 171.25 8/31 4/12 70 173.75 9/07 4/05 71 176.25 9/14 3/30 72 178.75 9/20 3/23
Table 417. Sunlit Days for Northern and Southern Polar Regions Year: 1985 Resolution: 2.5 HEMISPHERE COLAT INDICATOR CENTER COLAT (DEG) FIRST DATE FOR SUNLIGHT LAST DATE FOR SUNLIGHT North 1 2 3 4 5 6 7 8 9 1.25 3.75 6.25 8.75 11.25 13.75 16.25 18.75 21.25 3/18 3/12 3/05 2/27 2/20 2/13 2/05 1/27 1/15 09/26 10/02 10/09 10/15 10/22 10/30 11/07 11/16 11/27 South 64 65 66 67 68 69 70 71 72 158.75 161.25 163.75 166.25 168.75 171.25 173.75 176.25 178.75 7/17 7/30 8/08 8/17 8/24 8/31 9/07 9/14 9/20 5/26 5/14 5/05 4/26 4/19 4/12 4/05 3/30 3/23
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