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Geyser1977-07-01
Congress Pool 1200
Echinus0948, 1052
Little Whirligig1350, 1525
Values for Old Faithful Area1977-07-01
Astronomical Twilight Begin03:16
Nautical Twilight Begin04:17
Civil Twilight Begin05:06
Sunrise05:42
Sunset21:11
Civil Twilight End21:48
Nautical Twilight End22:36
Astronomical Twilight End23:38
Moon Illumination99.98%

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