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Geyser1991-04-20
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Values for Old Faithful Area1991-04-20
Astronomical Twilight Begin04:42
Nautical Twilight Begin05:22
Civil Twilight Begin06:00
Sunrise06:31
Sunset20:13
Civil Twilight End20:44
Nautical Twilight End21:21
Astronomical Twilight End22:02
Moon Illumination35.61%

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