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Geyser1999-10-25
Grand0659 E, 1811 E
Great Fountain0802 E, 1718 E
Values for Old Faithful Area1999-10-25
Astronomical Twilight Begin06:13
Nautical Twilight Begin06:47
Civil Twilight Begin07:21
Sunrise07:51
Sunset18:23
Civil Twilight End18:53
Nautical Twilight End19:27
Astronomical Twilight End20:00
Moon Illumination99.8%

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