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Geyser1975-09-29
Castle0609 ie, 1514
Echinus1452, 1552, 1709
Grand1245 ie, 2001
Great Fountain0300
Lion1606
Old Faithful0826 short, 0919 long, 1041 short, 1122 long, 1235 short, 1353 long, 1501 short, 1557 long
Riverside1020, 1623
Values for Old Faithful Area1975-09-29
Astronomical Twilight Begin05:41
Nautical Twilight Begin06:15
Civil Twilight Begin06:49
Sunrise07:18
Sunset19:09
Civil Twilight End19:37
Nautical Twilight End20:11
Astronomical Twilight End20:46
Moon Illumination41.74%

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