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Geyser1987-05-02
Bear Den 1200
Constant1306, 1513
Dark Cavern1802 min, 1803 min, 1806 min, 1810 min
Ebony 1200
Fireball1159 ie, 1258, 1417, 1540
Harding 1200
Splutter Pot1159, 1204, 1209, 1214, 1219, 1224, 1239, 1245, 1357, 1429, 1441, 1449, 1517, 1523, 1529, 1539
Whirligig1239, 1450
Values for Old Faithful Area1987-05-02
Astronomical Twilight Begin04:16
Nautical Twilight Begin05:00
Civil Twilight Begin05:40
Sunrise06:12
Sunset20:28
Civil Twilight End21:00
Nautical Twilight End21:39
Astronomical Twilight End22:24
Moon Illumination16.55%

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