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Geyser1991-04-21
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Values for Old Faithful Area1991-04-21
Astronomical Twilight Begin04:40
Nautical Twilight Begin05:20
Civil Twilight Begin05:58
Sunrise06:29
Sunset20:14
Civil Twilight End20:45
Nautical Twilight End21:23
Astronomical Twilight End22:03
Moon Illumination46.88%

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