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Castle0810 ie, 1800 ie
Dome 0000
Grand1100 ie, 1813 ie
Old Faithful0830 long, 0947 short, 1033 long, 1153 short, 1258 long, 1419 long, 1535 short, 1641 long, 1753 short, 1846
Values for Old Faithful Area1977-02-22
Astronomical Twilight Begin05:35
Nautical Twilight Begin06:08
Civil Twilight Begin06:42
Civil Twilight End18:31
Nautical Twilight End19:04
Astronomical Twilight End19:38
Moon Illumination16.81%

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