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Geyser1979-09-20
Africa 1800
Arsenic1825 ie
Bear Den 1800
Black Growler 1800
Cistern Spring 1800
Colloidal Pool 1800
Congress Pool 1800
Corporal 1800
Dark Cavern 1800, 1810
Dog's Leg Spring 1800
Emerald Spring 1800
Fan-Norris 1800
Fireball 1800
Guardian 1800
Hurricane Vent 1800
Ledge 1900
Little Whirligig1802, 1908
Moxie 1800
Pequito 1800
Pinto 1800
Pinwheel 1800
Scummy Pool 1800
Steamboat 1800
Valentine 1800
Whirligig1828
Values for Old Faithful Area1979-09-20
Astronomical Twilight Begin05:29
Nautical Twilight Begin06:04
Civil Twilight Begin06:38
Sunrise07:07
Sunset19:25
Civil Twilight End19:54
Nautical Twilight End20:29
Astronomical Twilight End21:04
Moon Illumination1.21%

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