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Geyser1987-07-10
Echinus 1200
Emerald Spring 1200
Values for Old Faithful Area1987-07-10
Astronomical Twilight Begin03:27
Nautical Twilight Begin04:25
Civil Twilight Begin05:12
Sunrise05:48
Sunset21:08
Civil Twilight End21:44
Nautical Twilight End22:31
Astronomical Twilight End23:29
Moon Illumination98.74%

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