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Geyser1973-03-13
Arsenic0915
Bear Den1530 A
Blue 1345-1600, 1612
Ebony0920 min, 1009 min, 1055
Ledge1647,  1800
Old Faithful0847 long, 0952 long, 1108 short, 1223 long, 1340 long, 1443 long, 1550 short
Values for Old Faithful Area1973-03-13
Astronomical Twilight Begin05:01
Nautical Twilight Begin05:36
Civil Twilight Begin06:09
Sunrise06:38
Sunset18:26
Civil Twilight End18:55
Nautical Twilight End19:29
Astronomical Twilight End20:03
Moon Illumination65.64%

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