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Geyser1967-08-31
Mud Spring 1800
Values for Old Faithful Area1967-08-31
Astronomical Twilight Begin04:59
Nautical Twilight Begin05:38
Civil Twilight Begin06:14
Sunrise06:44
Sunset20:03
Civil Twilight End20:33
Nautical Twilight End21:09
Astronomical Twilight End21:47
Moon Illumination21.43%

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