About the climb to orbit, Every single in the Saturn V's a few stages burned for a bit longer than anticipated. This still left the craft within an orbit about one kilometer larger than predicted, something nicely inside of tolerance. A burn off eleven seconds for a longer period https://arthurijgec.blogdigy.com/how-much-you-need-to-expect-you-ll-pay-for-a-good-apollo-3-5-blue-plus-processor-50746462