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Geyser1975-09-25
Castle0837 ie
Clepsydra1018 ie, 1025 ie, 1031 ie, 1035 ie, 1038 ie, 1043 ie, 1047 ie
Fountain1018 ie
Grand0843, 1600
Great Fountain1230
Jet1025 ie, 1031 ie, 1035 ie, 1038 ie, 1043 ie, 1047 ie
Old Faithful0845, 0959 short, 1104 long, 1224 long, 1327 long, 1451 long, 1553 long
Riverside0837, 1429
Values for Old Faithful Area1975-09-25
Astronomical Twilight Begin05:36
Nautical Twilight Begin06:10
Civil Twilight Begin06:44
Sunrise07:13
Sunset19:16
Civil Twilight End19:45
Nautical Twilight End20:19
Astronomical Twilight End20:54
Moon Illumination80.6%

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