.AT 17 moments and 40 seconds previous 8 in the evening, Greenwich Way Opportunity, on July 20th it will be specifically 55 years since Neil Armstrong landed on the Moon. Those 55 years amount to 20,089 times. Of those, 20,062 were actually 86,400 secs long and 27 one 2nd longer because of the addition of jump secs, a technique begun in 1972. So those 55 years will add up to 1,735,689,627 few seconds.