Preliminary Gemini 4 Crew Debriefing, Part II, 1965

This is a preliminary transcript of Part II of the Gemini 4 (GT-4) flight crew debriefing, prepared by NASA's Spacecraft Operations Branch, Flight Crew Support Division, and dated June 18, 1965. The debriefing began aboard the recovery ship USS Wasp and ended at the Manned Spacecraft Center. In it, astronauts McDivitt and White discuss how the spacecraft systems performed, including the platform, OAMS, RCS and control modes. They also cover operational checks, visual sightings, experiments, mission planning and training, and give recommendations for future crews.

From the source:Release of 2026-06-12 Incident: 6/9/65, North Atlantic Ocean. This document is a preliminary transcript (Part II) derived from voice recordings of the Gemini 4 flight crew debriefing taken aboard the recovery ship, USS Wasp, on June 9, 1965. Part II of this document contains the “Visual Sightings” section of the debriefing (pages 196-224), where astronauts James McDivitt and Edward White describe their observations while aboard the spacecraft.

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White
McDivitt
8 . 7 Computer
McDivitt
White
McDivitt
White
go to two suit fans.
Right. When it got so uncomfortable that I
couldn't sleep, we would go over. We really did
n't do that too much .
No , we didn't . We made a real effort to keep the
electrical load down. I think that it sort of
showed up there towards the end of the mission
when we really had enough spare power to run the
IGS through the last day--uselessly of course ,
but at leas t we ran it.
In the launch we had the computer in ASCENT . F.d
was reading out the errors during launch. I read
ou~ the rates which didn ' t require an;y information
from the computer.
I was readi~out the lack of errors most of the
time.
Lack of errors, right. Why don't you discuss the
error status.
I think we discussed it earlier and I'll just go
briefly through it. We didn't have any error s
that I feel would be worth repeating during Stage I.
At guidance initiate we got a ful}-scale-down indi
cation. This indication I had been told