Re: V'Ger 6 + "more than three hundred years"
Although many TOS quotes suggest 200 years from now, here is one from "The Trouble with Tribbles" that could suggest otherwise:
SPOCK: Undeveloped. Sherman's Planet is claimed by both sides, our Federation and the Klingon Empire. We do have the better claim.
CHEKOV: The area was first mapped by the famous Russian astronomer Ivan Borkoff almost two hundred [years ago?!?]
KIRK: John Burke.
CHEKOV: Burke, sir? I don't think so. I'm sure it was
SPOCK: John Burke was the Chief Astronomer at the Royal Academy in old Britain at the time.
Hopefully Chekov wasn't referring to "parsecs"
"The first duty of every Starfleet officer is to the truth, whether it's scientific truth or historical truth or personal truth! It is the guiding principle on which Starfleet is based! Jean-Luc Picard