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Geyser1976-10-07
Aurum1530
Castle1431
Grand1000, 1502, 1702
Great Fountain1540
Oblong1340
Old Faithful0816 short, 0917 long, 1032 short, 1126 long, 1240 short, 1337 long, 1459 short, 1547 short, 1702 short, 1757 long
Riverside0800, 1415
Values for Old Faithful Area1976-10-07
Astronomical Twilight Begin05:52
Nautical Twilight Begin06:26
Civil Twilight Begin07:00
Sunrise07:28
Sunset18:53
Civil Twilight End19:21
Nautical Twilight End19:55
Astronomical Twilight End20:29
Moon Illumination99.14%

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