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Geyser1991-11-21
Fantail 1991-10-20 0000-1992-05-01 2359
Values for Old Faithful Area1991-11-21
Astronomical Twilight Begin05:45
Nautical Twilight Begin06:19
Civil Twilight Begin06:55
Sunrise07:27
Sunset16:51
Civil Twilight End17:23
Nautical Twilight End17:58
Astronomical Twilight End18:33
Moon Illumination99.36%

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