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Geyser1971-09-23
Africa0818
Bear Den0835
Beehive0955
Castle1350 ie
Fan and Mortar0900
Grand1207
Great Fountain1019
Old Faithful0808, 0913 short, 1012 long, 1118 long, 1232 short, 1321 long, 1432 short, 1518 long, 1633 short, 1720
Pink Cone1022
Riverside1043, 1614
Values for Old Faithful Area1971-09-23
Astronomical Twilight Begin05:33
Nautical Twilight Begin06:08
Civil Twilight Begin06:42
Sunrise07:11
Sunset19:20
Civil Twilight End19:49
Nautical Twilight End20:23
Astronomical Twilight End20:58
Moon Illumination11.54%

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