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Geyser1987-08-21
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Values for Old Faithful Area1987-08-21
Astronomical Twilight Begin04:43
Nautical Twilight Begin05:24
Civil Twilight Begin06:02
Sunrise06:32
Sunset20:20
Civil Twilight End20:50
Nautical Twilight End21:28
Astronomical Twilight End22:09
Moon Illumination9.42%

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