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Africa1101, 1201, 1250, 1400,  1538, 1546, 1641, 1744
Arsenic 1548
Bear Den0901, 1010 A,  1548, 1548
Echinus0825, 1005, 1135, 1401, 1617
Great Fountain1058
Ledge 0900,  0900
Little Whirligig1123,  1548, 1611
North Goggle2200
Old Faithful0730 short, 0817 long, 0942 short, 1025 long, 1140 long, 1237 long, 1404 short, 1444 long, 1601 short, 1703 long, 1816 short
Values for Old Faithful Area1972-06-08
Astronomical Twilight Begin03:13
Nautical Twilight Begin04:14
Civil Twilight Begin05:02
Civil Twilight End21:42
Nautical Twilight End22:30
Astronomical Twilight End23:31
Moon Illumination14.9%

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