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Geyser1979-06-21
Arch Steam Vent 1200
Cistern Spring 1215
Crater Spring 1200
Dishwater Spring 1200
Echinus0900 ie, 1037:55, 1143:45, 1300:13, 1407, 1519:30, 1628:36 maj
Steamboat 1200
Tantalus 1200
Whirligig0935, 1050 ?
Values for Old Faithful Area1979-06-21
Astronomical Twilight Begin03:09
Nautical Twilight Begin04:13
Civil Twilight Begin05:01
Sunrise05:38
Sunset21:11
Civil Twilight End21:48
Nautical Twilight End22:36
Astronomical Twilight End23:40
Moon Illumination11.06%

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