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Geyser1981-06-30
Bear Den0845
Echinus0855, 1118, 1217, 1435, 1617, 1658
Whirligig0802, 0850
Values for Old Faithful Area1981-06-30
Astronomical Twilight Begin03:15
Nautical Twilight Begin04:17
Civil Twilight Begin05:05
Sunrise05:42
Sunset21:11
Civil Twilight End21:48
Nautical Twilight End22:36
Astronomical Twilight End23:38
Moon Illumination3.49%

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