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Geyser1977-08-14
Bear Den1207
Constant1550
Echinus0845, 0945, 1052, 1617
Little Whirligig0825, 1025, 1435, 1600
Values for Old Faithful Area1977-08-14
Astronomical Twilight Begin04:31
Nautical Twilight Begin05:14
Civil Twilight Begin05:53
Sunrise06:25
Sunset20:30
Civil Twilight End21:02
Nautical Twilight End21:41
Astronomical Twilight End22:24
Moon Illumination0.47%

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