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Geyser1971-07-23
Africa1029
Aurum1955
Bear Den0815
Beehive0555, 1613
Castle0745, 1550
Daisy0825, 1036, 1228, 1432
Depression2043
Echinus1047, 1135, 1220, 1530, 1615, 1700
Grand1438 ie
Great Fountain1008
Old Faithful0747 long, 0857 long, 1012 short, 1057 short, 1218 long, 1335 short, 1424 long, 1536 short, 1636 long, 1754 short, 1843 long, 1957 long, 2102 long
Riverside0840, 1413
Splendid0800, 1750
Valentine1000
Values for Old Faithful Area1971-07-23
Astronomical Twilight Begin03:49
Nautical Twilight Begin04:41
Civil Twilight Begin05:25
Sunrise06:00
Sunset20:59
Civil Twilight End21:33
Nautical Twilight End22:17
Astronomical Twilight End23:10
Moon Illumination0.77%

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