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Geyser1964-08-08
Echinus0710, 0825, 0940, 1100, 1214, 1335, 1428, 1612, 1730
Steamboat 0000-1730, 2110,  2129
Values for Old Faithful Area1964-08-08
Astronomical Twilight Begin03:20
Nautical Twilight Begin04:05
Civil Twilight Begin04:46
Sunrise05:18
Sunset19:39
Civil Twilight End20:11
Nautical Twilight End20:51
Astronomical Twilight End21:36
Moon Illumination0.35%

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