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Geyser1999-04-23
Castle0350 E, 1832 E
Great Fountain0103 E, 0933 E, 1908 E
Values for Old Faithful Area1999-04-23
Astronomical Twilight Begin04:35
Nautical Twilight Begin05:16
Civil Twilight Begin05:55
Sunrise06:26
Sunset20:17
Civil Twilight End20:48
Nautical Twilight End21:26
Astronomical Twilight End22:07
Moon Illumination54.84%

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