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Geyser1971-08-27
Africa1213, 1323, 1431, 1537, 1645
Beehive0335
Castle0645, 1455, 2330
Echinus0910, 1000, 1050, 1135, 1310, 1357, 1617, 1703
Grand0823, 1520
Great Fountain1830
Ledge0300 A
Lion0911, 1021
North Goggle1913
Old Faithful0729 long, 0852 short, 0931 long, 1052 short, 1132 long, 1247 short, 1333 long, 1451 short, 1538 long, 1658 short, 1743 long, 1903 short, 1950 long
Riverside0700, 1228
Round0745
Valentine0400 A
Vault0217, 1708, 1804, 1906
Values for Old Faithful Area1971-08-27
Astronomical Twilight Begin04:53
Nautical Twilight Begin05:32
Civil Twilight Begin06:09
Sunrise06:39
Sunset20:10
Civil Twilight End20:40
Nautical Twilight End21:17
Astronomical Twilight End21:56
Moon Illumination32.23%

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