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Geyser1999-12-25
Grand0556 E, 1808 E
Great Fountain0622 E, 1602 E
Values for Old Faithful Area1999-12-25
Astronomical Twilight Begin06:12
Nautical Twilight Begin06:47
Civil Twilight Begin07:24
Sunrise07:58
Sunset16:48
Civil Twilight End17:21
Nautical Twilight End17:58
Astronomical Twilight End18:34
Moon Illumination90.59%

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