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Geyser1971-10-10
Beehive0912
Castle1010
Grand1141
Great Fountain1544
Lion1559, 1651
Little Cub1559
Old Faithful0805, 0908 short, 0955 long, 1112 short, 1156 long, 1309 short, 1412 long, 1524 short, 1616 long
Riverside1445
Values for Old Faithful Area1971-10-10
Astronomical Twilight Begin05:55
Nautical Twilight Begin06:29
Civil Twilight Begin07:02
Sunrise07:31
Sunset18:49
Civil Twilight End19:18
Nautical Twilight End19:51
Astronomical Twilight End20:25
Moon Illumination60.5%

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