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Geyser1973-09-17
Blue 1200
Dishwater Spring 1200
Echinus1021, 1129, 1236, 1451 A, 1558,  1800
Little Whirligig 1045
Mystic Spring 1200
Orby 1200
Whirligig 1745
Yellow Funnel Spring 1200
Values for Old Faithful Area1973-09-17
Astronomical Twilight Begin05:25
Nautical Twilight Begin06:01
Civil Twilight Begin06:35
Sunrise07:04
Sunset19:30
Civil Twilight End19:59
Nautical Twilight End20:34
Astronomical Twilight End21:09
Moon Illumination76.33%

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