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Geyser1981-07-26
Arsenic0957
Bear Den2009
Echinus1052, 1612:05, 1713:56, 1819:06, 1921:35,  2000
Morning0100, 1815
Sunday 1900
Veteran1618
Whirligig1534, 1955
Values for Old Faithful Area1981-07-26
Astronomical Twilight Begin03:56
Nautical Twilight Begin04:46
Civil Twilight Begin05:29
Sunrise06:03
Sunset20:55
Civil Twilight End21:29
Nautical Twilight End22:12
Astronomical Twilight End23:03
Moon Illumination29.39%

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