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Geyser1977-08-02
Constant0920
Echinus0850, 1058, 1154
Little Whirligig0915, 1410
Values for Old Faithful Area1977-08-02
Astronomical Twilight Begin04:09
Nautical Twilight Begin04:56
Civil Twilight Begin05:38
Sunrise06:11
Sunset20:47
Civil Twilight End21:20
Nautical Twilight End22:02
Astronomical Twilight End22:49
Moon Illumination90.23%

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