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Geyser1964-07-23
Blue1500 ie
Echinus0657, 0816, 0930, 1045, 1204, 1321, 1445, 1610
Steamboat0405
Valentine0510
Values for Old Faithful Area1964-07-23
Astronomical Twilight Begin02:50
Nautical Twilight Begin03:42
Civil Twilight Begin04:26
Sunrise05:00
Sunset19:58
Civil Twilight End20:32
Nautical Twilight End21:16
Astronomical Twilight End22:08
Moon Illumination98.23%

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