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Geyser1971-07-28
Bear Den1819
Beehive2030
Castle1150 ie
Depression0819
Echinus0930, 0958 ?, 1048, 1138, 1454 ?, 1540, 1625, 1705
Grand0230 ie, 0730
Great Fountain1545
Old Faithful0725 long, 0838 short, 0926 long, 1050 short, 1142 long, 1255 short, 1347 long, 1507 short, 1609 long, 1727 short, 1809 long, 1930 short, 2018 short
Pink Cone0830
Riverside0335
Valentine1238
Values for Old Faithful Area1971-07-28
Astronomical Twilight Begin03:58
Nautical Twilight Begin04:48
Civil Twilight Begin05:31
Sunrise06:05
Sunset20:54
Civil Twilight End21:27
Nautical Twilight End22:10
Astronomical Twilight End23:00
Moon Illumination29.62%

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