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Beehive's Indicator1411 ie
Grand0953 ie, 1720
Great Fountain1635 ie
Old Faithful0709 long, 0825 short, 0925 long, 1045 short, 1133 long, 1247 long, 1354 long, 1515 long, 1618 short, 1705 long
Values for Old Faithful Area1975-10-31
Astronomical Twilight Begin05:20
Nautical Twilight Begin05:54
Civil Twilight Begin06:28
Civil Twilight End17:45
Nautical Twilight End18:19
Astronomical Twilight End18:53
Moon Illumination14.87%

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