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Geyser1978-04-01
Africa 1200
Blue 1145
Branch Spring 1300
Cistern Spring 1200
Constant0932
Echinus0917, 1240 A
Emerald Spring 1200
Little Whirligig0825,  1800
Minute 1300
Other Geyser1609 ie
Palpitator Spring 1300
Steamboat 1200
Values for Old Faithful Area1978-04-01
Astronomical Twilight Begin04:23
Nautical Twilight Begin04:59
Civil Twilight Begin05:34
Sunrise06:04
Sunset18:50
Civil Twilight End19:19
Nautical Twilight End19:54
Astronomical Twilight End20:30
Moon Illumination42.53%

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