Moon Landing
The United States' Apollo 11 was the first crewed mission to land on the Moon, on 20 July 1969.
The sum of divisors of 1969 is 2160
The diameter of the Moon is 2160 miles = 314
Pi = 3.14..
Luna = 74
The digits 74 are found at the 2,160th decimal digit of PI (π).
π = 3.1415...221696461515709858 38 74 1 059788...
Before 74 there is 38, after 74 there is 1, 741 is the 38th triangular number.
Eclipsis Lunae (Lunar Eclipse in Latin) = 741
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