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Geyser1967-08-19
Mud Spring 1800
Values for Old Faithful Area1967-08-19
Astronomical Twilight Begin04:39
Nautical Twilight Begin05:21
Civil Twilight Begin05:59
Sunrise06:30
Sunset20:23
Civil Twilight End20:54
Nautical Twilight End21:32
Astronomical Twilight End22:14
Moon Illumination99.23%

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