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Geyser1964-10-25
Echinus0900,  1032-1200, 1032, 1336, 1507
Steamboat1335
Values for Old Faithful Area1964-10-25
Astronomical Twilight Begin05:14
Nautical Twilight Begin05:48
Civil Twilight Begin06:22
Sunrise06:51
Sunset17:22
Civil Twilight End17:52
Nautical Twilight End18:26
Astronomical Twilight End19:00
Moon Illumination78.5%

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