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Geyser1971-02-13
Castle1443
Old Faithful1040 long, 1142 short, 1228 long, 1348 short, 1449 long, 1559 short
Riverside1550
Values for Old Faithful Area1971-02-13
Astronomical Twilight Begin05:48
Nautical Twilight Begin06:22
Civil Twilight Begin06:56
Sunrise07:26
Sunset17:48
Civil Twilight End18:18
Nautical Twilight End18:52
Astronomical Twilight End19:26
Moon Illumination92.22%

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