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Blue1140 ie
Castle1113, 2027
Constant0817, 1103
Grand0829, 1608
Great Fountain0600, 1300, 2221
Green Spring1532 ie
Old Faithful0746 short, 0835 long, 0957 short, 1046 long, 1207 short, 1251 long, 1406 short, 1508 long, 1622 long, 1739 short, 1824 long, 1940 long, 2058 long, 2318
Pinwheel1615 A min
Riverside0835, 1447
Whirligig1138, 1522, 1550, 1630
Values for Old Faithful Area1976-08-21
Astronomical Twilight Begin04:44
Nautical Twilight Begin05:25
Civil Twilight Begin06:02
Civil Twilight End20:49
Nautical Twilight End21:27
Astronomical Twilight End22:08
Moon Illumination20.14%

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