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Geyser1981-08-21
Echinus1619
Graceful 0900
Morning0100, 2200
Values for Old Faithful Area1981-08-21
Astronomical Twilight Begin04:44
Nautical Twilight Begin05:24
Civil Twilight Begin06:02
Sunrise06:33
Sunset20:19
Civil Twilight End20:50
Nautical Twilight End21:27
Astronomical Twilight End22:08
Moon Illumination65.36%

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