.AT 17 moments and also 40 few seconds previous 8 in the evening, Greenwich Method Time, on July 20th it are going to be precisely 55 years given that Neil Armstrong arrived on the Moon. Those 55 years amount to 20,089 times. Of those, 20,062 were 86,400 few seconds long and 27 one 2nd longer due to the enhancement of surge seconds, a technique started in 1972. So those 55 years are going to amount to 1,735,689,627 seconds.