It's the same reason that the nominal thrust level on the Space Shuttle Main Engines is 104.5%[1].
No, not 100% (it was originally), 104.5%. Why? Because you don't go back and change all your rules and documentation following subsequent developments in the field, that causes unnecessary confusion and errors down the road.
Comments
It's the same reason that the nominal thrust level on the Space Shuttle Main Engines is 104.5%[1].
No, not 100% (it was originally), 104.5%. Why? Because you don't go back and change all your rules and documentation following subsequent developments in the field, that causes unnecessary confusion and errors down the road.
[1]: https://en.wikipedia.org/wiki/RS-25#Engine_throttle/output