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Geyser1987-08-30
Blue Mud Steam Vent 1200
Pearl 1200
Porkchop 1200
Second Erupter 1200
Values for Old Faithful Area1987-08-30
Astronomical Twilight Begin04:58
Nautical Twilight Begin05:36
Civil Twilight Begin06:13
Sunrise06:43
Sunset20:04
Civil Twilight End20:34
Nautical Twilight End21:10
Astronomical Twilight End21:49
Moon Illumination29.98%

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