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Geyser1964-10-23
Constant 1800
Dark Cavern 1800
Echinus0954, 1129, 1302, 1436, 1610
Emerald Spring 1800
Pinto 1800
Pinwheel 1800
Steamboat 0840-1513
Sunday 1800
Values for Old Faithful Area1964-10-23
Astronomical Twilight Begin05:12
Nautical Twilight Begin05:45
Civil Twilight Begin06:19
Sunrise06:49
Sunset17:26
Civil Twilight End17:55
Nautical Twilight End18:29
Astronomical Twilight End19:03
Moon Illumination94.12%

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