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Beehive's Indicator0830 ie, 0957
Grand1034, 1808
Great Fountain1308, 2311
Lion1026 ie, 1139, 1327 ie, 1624
Oblong0847 ie
Old Faithful0758 long, 0913 long, 1026 long, 1128 long, 1254 short, 1338 long, 1457 short, 1558 long
Other Geyser0911
Vault1136, 1245, 1449, 1558
Values for Old Faithful Area1975-10-02
Astronomical Twilight Begin05:45
Nautical Twilight Begin06:19
Civil Twilight Begin06:53
Civil Twilight End19:32
Nautical Twilight End20:06
Astronomical Twilight End20:40
Moon Illumination12.28%

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