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Geyser1971-01-25
Castle1003
Grand1630 ?
Old Faithful1057 short, 1138 long, 1252 short, 1351 long, 1503 short
Riverside0400 ?, 1530
Values for Old Faithful Area1971-01-25
Astronomical Twilight Begin06:08
Nautical Twilight Begin06:42
Civil Twilight Begin07:17
Sunrise07:49
Sunset17:22
Civil Twilight End17:53
Nautical Twilight End18:28
Astronomical Twilight End19:03
Moon Illumination3.9%

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