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Geyser1972-08-21
Africa0814, 1020
Beehive1007, 1841
Castle0735, 1619
Echinus1100, 1357, 1525,  1800
Fireball1010
Grand0904, 1640
Great Fountain1230
Oblong1950
Old Faithful0800 long, 0910 short, 1006 short, 1115 long, 1217 long, 1324 short, 1441 long, 1551 long, 1703 long, 1818 short, 1912 long, 2039 long
Riverside0940, 1510, 2114
Tardy1639
Tilt1700
Values for Old Faithful Area1972-08-21
Astronomical Twilight Begin04:44
Nautical Twilight Begin05:25
Civil Twilight Begin06:02
Sunrise06:33
Sunset20:18
Civil Twilight End20:49
Nautical Twilight End21:27
Astronomical Twilight End22:08
Moon Illumination86.48%

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