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Geyser1967-08-20
Mud Spring 1200
Vent0000 A
Values for Old Faithful Area1967-08-20
Astronomical Twilight Begin04:41
Nautical Twilight Begin05:22
Civil Twilight Begin06:00
Sunrise06:31
Sunset20:21
Civil Twilight End20:52
Nautical Twilight End21:30
Astronomical Twilight End22:12
Moon Illumination99.98%

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