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Geyser1990-09-06
Colloidal Pool 1200
Sunday 1200
Yellow Funnel Spring 1200
Values for Old Faithful Area1990-09-06
Astronomical Twilight Begin05:09
Nautical Twilight Begin05:46
Civil Twilight Begin06:22
Sunrise06:51
Sunset19:51
Civil Twilight End20:20
Nautical Twilight End20:56
Astronomical Twilight End21:33
Moon Illumination98.23%

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