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Africa1033, 1105, 1156, 1229, 1530, 1617
Castle1200 ie
Cistern Spring 1800
Echinus0950,  1830
Emerald Spring 0900,  1800
Grand0810, 1510
Great Fountain1335
Ledge 1800
Monarch 1800
Old Faithful0827 short, 0942 short, 1030 long, 1142 long, 1248 long, 1353 long, 1504 long, 1609 short, 1655 long, 1810 short, 1852 long
Pearl 1800
Pinto1033, 1206, 1430, 1600, 1625, 1914, 1945
Porkchop 2000
Riverside1055, 1631
Steamboat 0900,  1700
Vixen 0800-2015,  0800
Yellow Funnel Spring 1800
Values for Old Faithful Area1971-09-10
Astronomical Twilight Begin05:15
Nautical Twilight Begin05:51
Civil Twilight Begin06:26
Civil Twilight End20:14
Nautical Twilight End20:49
Astronomical Twilight End21:25
Moon Illumination66.74%

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