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Geyser1981-07-27
Arsenic1130 ie
Constant1146
Echinus0845, 0934, 1026, 1204, 1612
Guardian1050
Morning0130, 1019, 1615, 2313
Sunday 1900
Valentine1056
Whirligig1059, 1133
Values for Old Faithful Area1981-07-27
Astronomical Twilight Begin03:58
Nautical Twilight Begin04:48
Civil Twilight Begin05:31
Sunrise06:04
Sunset20:54
Civil Twilight End21:28
Nautical Twilight End22:11
Astronomical Twilight End23:01
Moon Illumination19.39%

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