.AT 17 mins and also 40 seconds past eight at night, Greenwich Mean Time, on July 20th it will definitely be actually specifically 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 few seconds long as well as 27 one 2nd longer with the help of the enhancement of leap seconds, a practice begun in 1972. So those 55 years will definitely add up to 1,735,689,627 secs.