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Geyser1964-05-11
Echinus 1030-1600, 1037, 1215, 1352, 1531
Steamboat 1200
Values for Old Faithful Area1964-05-11
Astronomical Twilight Begin02:56
Nautical Twilight Begin03:44
Civil Twilight Begin04:26
Sunrise04:59
Sunset19:39
Civil Twilight End20:12
Nautical Twilight End20:54
Astronomical Twilight End21:42
Moon Illumination0.54%

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