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Geyser1987-07-07
Echinus 1800
Graceful 1800
Values for Old Faithful Area1987-07-07
Astronomical Twilight Begin03:23
Nautical Twilight Begin04:22
Civil Twilight Begin05:10
Sunrise05:46
Sunset21:10
Civil Twilight End21:46
Nautical Twilight End22:33
Astronomical Twilight End23:33
Moon Illumination79.34%

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