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Geyser1964-07-21
Echinus0740, 0847, 0952, 1103, 1213, 1319, 1430, 1540, 1750
Pinwheel0923, 1315, 1429
Steamboat 0900
Valentine0825, 0925
Values for Old Faithful Area1964-07-21
Astronomical Twilight Begin02:46
Nautical Twilight Begin03:39
Civil Twilight Begin04:24
Sunrise04:58
Sunset20:00
Civil Twilight End20:35
Nautical Twilight End21:19
Astronomical Twilight End22:12
Moon Illumination89.8%

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