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Geyser1964-10-04
Arsenic 1800
Blue1430
Colloidal Pool 1800
Echinus 1800
Fireball 1800
Hurricane Vent 1800
Pinto 1800
Pinwheel 1800
Steamboat 1625
Sunday 1800
Whirligig 1800
Values for Old Faithful Area1964-10-04
Astronomical Twilight Begin04:48
Nautical Twilight Begin05:22
Civil Twilight Begin05:56
Sunrise06:25
Sunset17:58
Civil Twilight End18:27
Nautical Twilight End19:01
Astronomical Twilight End19:35
Moon Illumination2.2%

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