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Geyser1999-04-13
Great Fountain0503 E, 1518 E
Values for Old Faithful Area1999-04-13
Astronomical Twilight Begin04:57
Nautical Twilight Begin05:36
Civil Twilight Begin06:12
Sunrise06:42
Sunset20:04
Civil Twilight End20:35
Nautical Twilight End21:11
Astronomical Twilight End21:50
Moon Illumination11.69%

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