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Echinus0824, 0900 min, 0907 min, 0913, 0935 min, 1055 min, 1128 min, 1212, 1233 min, 1720:30 min
Fireball 1800
Pinto 1800
Splutter Pot 1800
Vixen 1800
Whirligig 1000, 1025, 1104, 1125, 1356, 1418, 1442, 1508, 1532
Values for Old Faithful Area1980-09-15
Astronomical Twilight Begin05:23
Nautical Twilight Begin05:59
Civil Twilight Begin06:33
Civil Twilight End20:02
Nautical Twilight End20:37
Astronomical Twilight End21:13
Moon Illumination27.96%

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