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Geyser1987-07-12
Constant 1200
Echinus1031 maj, 1325 maj, 1625 maj, 1851 maj
Emerald Spring 1200
Green Dragon Spring 1200
Values for Old Faithful Area1987-07-12
Astronomical Twilight Begin03:30
Nautical Twilight Begin04:27
Civil Twilight Begin05:14
Sunrise05:50
Sunset21:07
Civil Twilight End21:43
Nautical Twilight End22:29
Astronomical Twilight End23:27
Moon Illumination98.13%

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