It also means Reliant inherited Excalibur's hull number, and that different designs are even more interspersed than previously thought.
You are referring to the two digit contact code "64" only?
General question to all: Does it look on your FullHD (!) displays like "1664" or "1864" on the starship status chart from "Court Martial".
The one thing I can't wrap my head around is how Greg Jein was certain it's "1664" and "1697" on the still photo from the original negative he probably had, but mistook "1831" for "1631".
Maybe I take my Blu-ray disc next time to my friend who has a 4K UltraHD Sony projector. Maybe the upsampling provides an answer.