.AT 17 MINUTES as well as 40 seconds past 8 in the evening, Greenwich Mean Time, on July 20th it will certainly be precisely 55 years considering that Neil Armstrong landed on the Moon. Those 55 years add up to 20,089 days. Of those, 20,062 were 86,400 secs long as well as 27 one second longer with the help of the add-on of jump secs, a method begun in 1972. So those 55 years will definitely amount to 1,735,689,627 seconds.