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Geyser1999-08-21
Aurum0332 E, 0705 E, 0922 E, 1142 E, 1536 E, 2013 E, 2319 E
Castle0058 E, 1200 E, 1602 E
Depression0019 E, 0614 E, 1226 E, 1847 E
Echinus1010, 1215, 1415, 1533
Grand0408 E
Great Fountain0113 E, 1115 E, 2131 E
Little Cub0127 E, 0306 E, 0446 E, 0625 E, 0801 E, 0933 E, 1114 E, 1301 E, 1417 E, 1602 E, 1744 E, 1938 E, 2122 E, 2303 E
Lone Pine1357 E
Plate0034 E, 0508 E, 0902 E, 1325 E, 1817 E, 2304 E
Pyramid0145 E, 0416 E, 0658 E, 0925 E, 1156 E, 1422 E, 1654 E, 1950 E, 2233 E
Whirligig1031, 1413
Values for Old Faithful Area1999-08-21
Astronomical Twilight Begin04:43
Nautical Twilight Begin05:24
Civil Twilight Begin06:02
Sunrise06:33
Sunset20:19
Civil Twilight End20:50
Nautical Twilight End21:28
Astronomical Twilight End22:09
Moon Illumination70.06%

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