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Geyser1975-09-18
Castle1240
Fountain1615 ie
Grand0735 ie, 1503
Great Fountain1435
Old Faithful0053 long, 0209 short, 0252 long, 0403 short, 0458 long, 0619 long, 0735 short, 0849 short, 0948 long, 1059 long, 1207 long, 1315 short, 1404 long, 1523 short, 1621 long, 1732 short
Riverside1206, 1810
Values for Old Faithful Area1975-09-18
Astronomical Twilight Begin05:26
Nautical Twilight Begin06:01
Civil Twilight Begin06:36
Sunrise07:05
Sunset19:29
Civil Twilight End19:58
Nautical Twilight End20:33
Astronomical Twilight End21:08
Moon Illumination95.47%

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