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Geyser1973-03-17
Arsenic 0800
Bear Den0821 ie
Ledge1300 A,  2100
Old Faithful0838 long, 1109 short, 1157 long, 1309 short, 1406 short, 1448 long, 1603 long
Values for Old Faithful Area1973-03-17
Astronomical Twilight Begin04:54
Nautical Twilight Begin05:28
Civil Twilight Begin06:02
Sunrise06:31
Sunset18:31
Civil Twilight End19:00
Nautical Twilight End19:34
Astronomical Twilight End20:09
Moon Illumination96.81%

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