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Geyser1977-08-23
Constant0950, 1545
Echinus0855, 0920
Splutter Pot0955, 1545
Whirligig0955
Values for Old Faithful Area1977-08-23
Astronomical Twilight Begin04:47
Nautical Twilight Begin05:27
Civil Twilight Begin06:05
Sunrise06:35
Sunset20:15
Civil Twilight End20:46
Nautical Twilight End21:23
Astronomical Twilight End22:04
Moon Illumination63.81%

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