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Geyser1971-09-21
Africa1223, 1442
Beehive0843
Castle0805 ie, 1700 ie
Depression1101
Grand1055
Great Fountain0800
Grotto0930
Little Cub0833
Old Faithful0852 long, 1005 short, 1055 long, 1212 short, 1255 long, 1408 short, 1449 long, 1611 short, 1656 long
Sawmill0910
West Round0948
Values for Old Faithful Area1971-09-21
Astronomical Twilight Begin05:30
Nautical Twilight Begin06:05
Civil Twilight Begin06:39
Sunrise07:08
Sunset19:24
Civil Twilight End19:53
Nautical Twilight End20:27
Astronomical Twilight End21:02
Moon Illumination2.43%

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