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Artemisia1940 ie
Beehive's Indicator0750 ie, 1003
Fountain1555 ie
Grand 0830, 1856 ie
Lion1600, 1907
Old Faithful0743, 0904, 1009 long, 1124 long, 1239 long, 1349 long, 1508 long, 1614 long, 1727 long, 1951
Riverside1940 ie
Values for Old Faithful Area1977-05-01
Astronomical Twilight Begin04:17
Nautical Twilight Begin05:01
Civil Twilight Begin05:41
Civil Twilight End20:59
Nautical Twilight End21:39
Astronomical Twilight End22:23
Moon Illumination92.4%

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