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Geyser1966-08-10
Blue2115 ie
Cistern Spring 2030-2130
Ebony1420 ie
Echinus1003, 1110, 1217, 1324, 1430, 1536, 1746, 1852
Emerald Spring 0800
Ledge1515
Steamboat 0800,  1230, 1936
Valentine1915
Values for Old Faithful Area1966-08-10
Astronomical Twilight Begin04:23
Nautical Twilight Begin05:08
Civil Twilight Begin05:48
Sunrise06:20
Sunset20:37
Civil Twilight End21:09
Nautical Twilight End21:49
Astronomical Twilight End22:33
Moon Illumination42.81%

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