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Geyser1967-09-18
Mud Spring 1800
Tantalus 1800
Values for Old Faithful Area1967-09-18
Astronomical Twilight Begin05:26
Nautical Twilight Begin06:01
Civil Twilight Begin06:36
Sunrise07:05
Sunset19:29
Civil Twilight End19:58
Nautical Twilight End20:33
Astronomical Twilight End21:08
Moon Illumination99.79%

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