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Geyser1969-08-15
Echinus0900, 0940, 1020, 1055, 1135, 1325, 1405, 1520,  1800
Values for Old Faithful Area1969-08-15
Astronomical Twilight Begin04:33
Nautical Twilight Begin05:16
Civil Twilight Begin05:54
Sunrise06:26
Sunset20:29
Civil Twilight End21:00
Nautical Twilight End21:39
Astronomical Twilight End22:22
Moon Illumination3.91%

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