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Geyser1975-04-20
Beehive1853 ie
Castle1142 ie, 2059
Grand1604 ie
Old Faithful0654 long, 0803, 0910 short, 1003 long, 1122 short, 1216 long, 1334 long, 1445 long, 1558 short, 1648 long, 1811 short, 1854 long, 2007 short, 2116 long, 2229 short
Round1643
Spectacle1605 ie
Values for Old Faithful Area1975-04-20
Astronomical Twilight Begin04:42
Nautical Twilight Begin05:23
Civil Twilight Begin06:00
Sunrise06:31
Sunset20:13
Civil Twilight End20:44
Nautical Twilight End21:21
Astronomical Twilight End22:01
Moon Illumination62.04%

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