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Geyser1976-04-15
Great Fountain0628, 1500 ie, 2231
Pink Cone1716 ie
Surprise Pool1617, 1650
White Dome1527, 1613, 1630, 1711, 1743 min
Values for Old Faithful Area1976-04-15
Astronomical Twilight Begin03:51
Nautical Twilight Begin04:31
Civil Twilight Begin05:08
Sunrise05:38
Sunset19:08
Civil Twilight End19:38
Nautical Twilight End20:15
Astronomical Twilight End20:54
Moon Illumination99.03%

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