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Geyser1999-01-13
Great Fountain0343 E, 1533 E
Values for Old Faithful Area1999-01-13
Astronomical Twilight Begin06:13
Nautical Twilight Begin06:48
Civil Twilight Begin07:24
Sunrise07:57
Sunset17:06
Civil Twilight End17:39
Nautical Twilight End18:15
Astronomical Twilight End18:50
Moon Illumination17.89%

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