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Geyser1973-04-08
Echinus1720, 1826, 1945,  1950
Ledge0315 A, 1712 A
Valentine0930
Values for Old Faithful Area1973-04-08
Astronomical Twilight Begin04:07
Nautical Twilight Begin04:45
Civil Twilight Begin05:21
Sunrise05:51
Sunset18:59
Civil Twilight End19:28
Nautical Twilight End20:04
Astronomical Twilight End20:42
Moon Illumination28.93%

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