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Geyser1979-08-02
Arsenic1215
Constant1421
Dark Cavern1120, 1430
Echinus0932, 1018, 1052, 1224, 1400, 1532, 1603:57, 1703
Little Whirligig0800 ie, 1130 ie, 1352:32, 1456
Moxie1200 ie
Whirligig0920, 1130
Values for Old Faithful Area1979-08-02
Astronomical Twilight Begin04:08
Nautical Twilight Begin04:56
Civil Twilight Begin05:37
Sunrise06:10
Sunset20:48
Civil Twilight End21:21
Nautical Twilight End22:02
Astronomical Twilight End22:50
Moon Illumination60.31%

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