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Geyser1967-10-10
Cistern Spring 1800
Harding 0800
Mud Spring 1200
Valentine 0800
Values for Old Faithful Area1967-10-10
Astronomical Twilight Begin05:55
Nautical Twilight Begin06:29
Civil Twilight Begin07:02
Sunrise07:31
Sunset18:49
Civil Twilight End19:18
Nautical Twilight End19:51
Astronomical Twilight End20:25
Moon Illumination47.22%

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