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Geyser1973-06-07
Bear Den0952
Beehive1103
Castle1425 ie
Echinus1145, 1225
Fan and Mortar 0828,  2000-2059
Great Fountain1415
Ledge1915 ie
Old Faithful0746 long, 0904 short, 0949 long, 1101 long, 1208 short, 1309 long, 1423 long, 1537 short, 1618 long, 1741 short, 1834 long
Riverside1029, 2129
Spiteful0829, 2056
Values for Old Faithful Area1973-06-07
Astronomical Twilight Begin03:14
Nautical Twilight Begin04:15
Civil Twilight Begin05:02
Sunrise05:39
Sunset21:05
Civil Twilight End21:41
Nautical Twilight End22:29
Astronomical Twilight End23:29
Moon Illumination43.31%

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