Documents / Official release

Preliminary Gemini 4 Crew Debriefing, Part II, 1965

National Aeronautics and Space Administration · 1965-06-09 · 290 pages · text from the file's own layer

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.

that the four of us got it pretty well squared
away. Then just before launch we found out down
at the Cape that because they had gotten those
switches in the wrong position we pumped 32
pounds of water out of the adapter , used up all
the pressurant for the water system, and pumped
all the water into the lithium hydroxide canj.,3ter.
If it hadn't been for one last minute check in
the data, we would have lost the lithium hydrox
ide canister full of water and nothing to drink
with. So we would have had about an hour flight,
if we had gone that long. I think that before
we fly another flight we ought to have all the
people at McDonnell and NASA, who are · respons-ible
for this thing get it squared away and figure out
just where the heck they want these switch posi
tions.and get them there. If there are a lot of
switch positions on that panel that aren't useful
anymore, we should just go ahead and block them
off. We decided between the four of us that there
were--I don't even know what they call those
switches--
White Condensate Valve and Water Valve.
..

Cases discussed

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Official release, from the pursue collection. The PDF is mirrored here; the original link is above. 290 pages are in the text index: search them above, or from the library's search.