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Geyser1987-01-17
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Values for Old Faithful Area1987-01-17
Astronomical Twilight Begin06:12
Nautical Twilight Begin06:47
Civil Twilight Begin07:23
Sunrise07:55
Sunset17:11
Civil Twilight End17:43
Nautical Twilight End18:19
Astronomical Twilight End18:54
Moon Illumination95.68%

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