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Geyser1966-07-29
Blue1950 A
Cistern Spring 1800
Echinus0800, 0901, 1000, 1100, 1159, 1359, 1459, 1559
Ledge0930
Steamboat 1800
Values for Old Faithful Area1966-07-29
Astronomical Twilight Begin04:01
Nautical Twilight Begin04:50
Civil Twilight Begin05:33
Sunrise06:06
Sunset20:52
Civil Twilight End21:26
Nautical Twilight End22:08
Astronomical Twilight End22:58
Moon Illumination90.62%

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