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#The "cloud" appeared near Flagstaff, AZ (referred to as the "Flagstaff Cloud" in this article). | #The "cloud" appeared near Flagstaff, AZ (referred to as the "Flagstaff Cloud" in this article). | ||
#The height of the Flagstaff Cloud was estimated to be approximately 43 kilometers (141,000 feet). | #The height of the Flagstaff Cloud was estimated to be approximately 43 kilometers (141,000 feet). | ||
#A second cloud was reported off to the northwest of the main cloud, with a shape very much like that of the main cloud, but only about a quarter as large. The correctness of these reports was established from photographic evidence. | |||
#No one recorded the wind speed on the day of the Thor explosion Vandenburg but the wind speed recorded by scientists at other times, according to Dr. Macdonald, was "tantalizingly close" to the required wind speed to get the Flagstaff Cloud from California to Flagstaff by sunset. | #No one recorded the wind speed on the day of the Thor explosion Vandenburg but the wind speed recorded by scientists at other times, according to Dr. Macdonald, was "tantalizingly close" to the required wind speed to get the Flagstaff Cloud from California to Flagstaff by sunset. | ||