.AT 17 mins and also 40 secs previous eight in the evening, Greenwich Method Opportunity, on July 20th it will certainly be exactly 55 years because Neil Armstrong came down on the Moon. Those 55 years amount to 20,089 days. Of those, 20,062 were 86,400 secs long as well as 27 one 2nd longer with the help of the enhancement of surge secs, a practice started in 1972. So those 55 years will definitely add up to 1,735,689,627 secs.