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Geyser1971-10-01
Castle0815 ie
Depression1050
Grand1310
Old Faithful0910 long, 1026 short, 1114 long, 1334 short, 1425 long, 1540 short, 1644 long
Riverside1345
Values for Old Faithful Area1971-10-01
Astronomical Twilight Begin05:43
Nautical Twilight Begin06:18
Civil Twilight Begin06:51
Sunrise07:20
Sunset19:05
Civil Twilight End19:34
Nautical Twilight End20:08
Astronomical Twilight End20:42
Moon Illumination85.02%

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