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Geyser1999-04-02
Great Fountain0633 E, 1558 E
Values for Old Faithful Area1999-04-02
Astronomical Twilight Begin04:21
Nautical Twilight Begin04:58
Civil Twilight Begin05:33
Sunrise06:02
Sunset18:51
Civil Twilight End19:20
Nautical Twilight End19:55
Astronomical Twilight End20:32
Moon Illumination98.27%

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