One of the first computer systems of U.S. air defense (the 1960s) in the first duty raised the alarm, assuming the moon rising from beyond the horizon as an enemy missile, as this "object" was approaching the territory of the U.S. and did not give signals that it was "your"

And was it not stated further that this happened because of the mistake of a man who put the maximum altitude of danger instead of 600 kilometers in 6 million kilometers?