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Geyser1991-07-21
Echinus0830, 0920, 0955, 1110, 1210, 1315 maj, 1512, 1550
Values for Old Faithful Area1991-07-21
Astronomical Twilight Begin03:46
Nautical Twilight Begin04:39
Civil Twilight Begin05:23
Sunrise05:58
Sunset21:01
Civil Twilight End21:35
Nautical Twilight End22:20
Astronomical Twilight End23:13
Moon Illumination74.76%

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