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Geyser1998-04-09
Boardwalk1833
Cascade1832, 1850, 1907
Castle1754
Daisy1453, 1634 ie
Depression1836
Giant Hot Period0800 A, 1520
Grotto 1040, 1408 ie
Lion1239 ie, 1909
Plume1308, 1418, 1844, 1917
Riverside1156, 1749
Values for Old Faithful Area1998-04-09
Astronomical Twilight Begin05:05
Nautical Twilight Begin05:43
Civil Twilight Begin06:19
Sunrise06:49
Sunset20:00
Civil Twilight End20:30
Nautical Twilight End21:05
Astronomical Twilight End21:43
Moon Illumination93.69%

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