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Geyser1989-09-15
Constant 1200, 1440
Crater Spring 1200
Dark Cavern 1200
Echinus1000 maj, 1048, 1120, 1157, 1304 maj, 1429, 1505, 2025
Giantess0857
Vixen1540
Whirligig 1200, 1231, 1412, 1455
Values for Old Faithful Area1989-09-15
Astronomical Twilight Begin05:23
Nautical Twilight Begin05:58
Civil Twilight Begin06:33
Sunrise07:02
Sunset19:34
Civil Twilight End20:03
Nautical Twilight End20:37
Astronomical Twilight End21:13
Moon Illumination99.92%

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