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Geyser1967-06-23
Bear Den1640
Blue 1800
Echinus0825 A, 0954, 1317, 1409, 1500, 1551
Steamboat 1800
Values for Old Faithful Area1967-06-23
Astronomical Twilight Begin03:10
Nautical Twilight Begin04:13
Civil Twilight Begin05:02
Sunrise05:38
Sunset21:11
Civil Twilight End21:48
Nautical Twilight End22:37
Astronomical Twilight End23:40
Moon Illumination98.58%

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