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Geyser1977-01-29
Beehive1147
Castle1115
Depression1036
Fan and Mortar1620 ie
Grand1652 ie
Grotto Fountain1645
Lone Star1000
Old Faithful0852, 0948 long, 1102 short, 1157 long, 1318 long, 1435 long, 1545 short, 1632, 1751 long, 1901 long, 2017 short, 2108 long
Riverside1215
Values for Old Faithful Area1977-01-29
Astronomical Twilight Begin06:04
Nautical Twilight Begin06:38
Civil Twilight Begin07:13
Sunrise07:44
Sunset17:28
Civil Twilight End17:59
Nautical Twilight End18:34
Astronomical Twilight End19:08
Moon Illumination69.06%

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