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Geyser1939-08-17
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Values for Old Faithful Area1939-08-17
Astronomical Twilight Begin03:35
Nautical Twilight Begin04:17
Civil Twilight Begin04:56
Sunrise05:27
Sunset19:27
Civil Twilight End19:58
Nautical Twilight End20:37
Astronomical Twilight End21:19
Moon Illumination6.79%

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