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Geyser1999-01-17
Great Fountain0913 E, 1948 E
Values for Old Faithful Area1999-01-17
Astronomical Twilight Begin06:12
Nautical Twilight Begin06:47
Civil Twilight Begin07:22
Sunrise07:55
Sunset17:11
Civil Twilight End17:43
Nautical Twilight End18:19
Astronomical Twilight End18:54
Moon Illumination0.16%

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