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Geyser1971-10-21
Castle0915 ie
Depression0849, 1611
Grand1527 ie
Great Fountain0848
Little Cub0951
Old Faithful0829 long, 0940 short, 1048 short, 1132 long, 1341 long, 1453 short, 1538 long
Pink Cone0850
Riverside0835, 1210
Sawmill0823 ie
Values for Old Faithful Area1971-10-21
Astronomical Twilight Begin06:08
Nautical Twilight Begin06:42
Civil Twilight Begin07:16
Sunrise07:45
Sunset18:30
Civil Twilight End18:59
Nautical Twilight End19:33
Astronomical Twilight End20:07
Moon Illumination3.32%

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