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Blue0830 ie, 1030 ie
Castle0714, 1616
Constant0830, 1234
Grand1025, 1930
Great Fountain1813
Grotto Fountain1410
Lone Star1027, 1330
Old Faithful0820 short, 0934 long, 1050 short, 1136 long, 1259 long, 1424 long, 1532 short, 1619 long, 1749 short, 1837 long, 1948 long, 2106 short
Pequito1040 ie
Pyramid1518, 1526
Riverside0832, 1407, 1941
Whirligig1016, 1040, 1241
Values for Old Faithful Area1976-08-09
Astronomical Twilight Begin04:22
Nautical Twilight Begin05:07
Civil Twilight Begin05:47
Civil Twilight End21:09
Nautical Twilight End21:49
Astronomical Twilight End22:34
Moon Illumination99.39%

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