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Geyser1999-01-28
Great Fountain1028 E, 2128 E
Values for Old Faithful Area1999-01-28
Astronomical Twilight Begin06:05
Nautical Twilight Begin06:39
Civil Twilight Begin07:14
Sunrise07:46
Sunset17:26
Civil Twilight End17:57
Nautical Twilight End18:32
Astronomical Twilight End19:07
Moon Illumination86.03%

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