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Geyser1974-10-01
Constant1045
Echinus1005, 1132, 1256, 1421, 1548
Ledge 1800
Values for Old Faithful Area1974-10-01
Astronomical Twilight Begin05:44
Nautical Twilight Begin06:18
Civil Twilight Begin06:52
Sunrise07:21
Sunset19:04
Civil Twilight End19:33
Nautical Twilight End20:07
Astronomical Twilight End20:41
Moon Illumination99.96%

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