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Geyser1991-12-23
Fantail 1991-10-20 0000-1992-05-01 2359
Values for Old Faithful Area1991-12-23
Astronomical Twilight Begin06:11
Nautical Twilight Begin06:47
Civil Twilight Begin07:23
Sunrise07:57
Sunset16:47
Civil Twilight End17:20
Nautical Twilight End17:57
Astronomical Twilight End18:33
Moon Illumination94.89%

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