.AT 17 moments and also 40 seconds past eight at night, Greenwich Way Time, on July 20th it will certainly be actually exactly 55 years due to the fact that Neil Armstrong came down on the Moon. Those 55 years amount to 20,089 times. Of those, 20,062 were 86,400 secs long as well as 27 one second longer thanks to the add-on of leap secs, a technique started in 1972. So those 55 years will certainly add up to 1,735,689,627 seconds.