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apollo-11-air-to-ground-transcript

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STATION: MILA (REV 1)
CDR: Roger. Clock.
CDR: Roger. We got a roll program.
CMP: Roger. Roll.
CDR: Roll's complete and the pitch is programed.
CDR: One Bravo.
CC: Apollo 11, Houston. You're good at 1 minute.
CDR: Roger.
CC: Stand by for mode 1 Charlie.
CC: MARK.
CC: Mode 1 Charlie.
CDR: One Charlie.
CC: Apollo 11, this is Houston. You are GO for staging.
CDR: Inboard cut-off.
CC: We confirm inboard cut-off.
CDR: Staging.
CDR: And ignition.
CC: 11, Houston. Thrust is GO, all engines. You're looking good.
CDR: Roger. You're loud and clear, Houston.
CDR: We've got skirt SEP.
CC: Roger. We confirm. Skirt SEP.
CDR: Tower's gone.
CC: Roger. Tower.
CDR: Houston, be advised the visual is GO today.
CC: This is Houston. Roger. Out.
CDR: Yes. They finally gave me a window to look out.
CC: 11, Houston. Your guidance has converged; you're looking good.
CDR: Roger.
CC: 11, Houston. YOU are GO at 4 minutes.
CDR: Roger.
CC: 11, Houston. You are GO at 5 minutes.
CDR: Roger. It'll - Apollo 11. Go.
CC: Stand by the S-IVB to COI capability.
CDR: Okay.
CC: MARK.
CC: S-IVB to COI capability.
CDR: Roger.
CDR: You sure sound clear down there, Bruce. Sounds like you're sitting in your living room.
CC: Oh, thank you. You all are coming through beautifully, too.
CDR: We're doing 6 minutes. Starting the gimbal motors.
CC: Roger, 11. You're GO from the ground at 6 minutes.
CC: Apollo 11, this is Houston. Level sense arm at 8 plus 17; outboard cut-off at 9 plus 11.
CDR: Apollo 11's GO at 7 minutes.
CC: 11, this is Houston. Roger. You're GO from the ground at 7 minutes. Level sense arm at 8 plus 17; outboard cut-off at 9 plus 11.
CDR: Roger.
CDR: Inboard cut-off.
CC: Roger. We confirmed.
CDR: AGS just got the mixture ratio shift.
CC: Roger. We got PU shift down here, too.
CDR: Well, it looks like a nice day for it. These thunderstorms down range is about all.
STATION: GRAND BAHAMA ISLANDS (REV 1)
CC: 11, this is Houston. You are GO for staging. Over.
CDR: Understand, GO for staging. And - -
CC: Stand by for mode IV capability.
CDR: Okay. Mode IV.
CC: MARK.
CC: Mode IV capability.
CDR: Staging -
CDR: - And ignition.
CC: Ignition confirmed; thrust is GO, 11.
CC: Apollo 11, this is Houston. At 10 minutes, you are GO.
CDR: Roger. 11's GO.
CC: Apollo 11, this is Houston. Predicted cut-off at 11 plus 42. Over.
CDR: 11 42. Roger.
CC: Apollo 11, this is Houston. You are GO at 11.
CDR: Good deal.
CDR: Shutdown.
CMP: SECO. We are showing 101.4 by 103.6.
CC: Roger. Shutdown. We copy 101.4 by 103.6.
CC: Apollo 11, this is Houston. You are confirmed GO for orbit.
CDR: Roger.
CC: Apollo 11, this is Houston. The booster is safe.
CDR: Roger.
STATION: VANGUARD (REV 1)
CC: Apollo 11, this is Houston. The booster has been configured for orbital coast. Both spacecraft are looking good. Over.
CDR: Roger.
CC: Apollo 11, this is Houston. Vanguard LOS at 15 35; AOS Canaries at 16 30. Over.
CDR: Okay. Thank you.
STATION: CANARY (REV 1)
CT: ... Houston COMM TECH. Canary COMM TECH.
CC: Apollo 11, this is Houston through Canary. Over.
CDR: Roger. Reading you loud and clear. Our insertion checklist is complete, and we have no abnormalities.
CC: Roger. And I'd like to pass up your Delta azimuth correction at this time if you're ready to copy.
CDR: Stand by.
CDR: Roger. Go ahead. Ready to copy.
CC: Okay. Delta azimuth correction is plus 0.22, that is plus 0.22, and we do recommend the P52 alignment. Over.
CDR: Okay. We'll go ahead with the P52, and detecting angle plus 0.22.
CC: Roger. And your LOS time at Canary is 23 37. Over.
CDR: 23 37.
CC: Houston. Roger. Out.
CC: Apollo 11, this is Houston. One minute to LOS Canary; A0S at Tananarive 37 04 in VHF Simplex Alfa. Over.
CC: Apollo 11, this is Houston. Coming up on LOS Canary; AOS Tananarive at 37 04, Simplex Alfa. Houston. Out.
CDR: Apollo. Roger.
STATION: TANANARIVE (REV 1)
CC: Apollo 11, this is Houston through Tananarive. Over.
CC: Apollo 11, Apollo 11, this is Houston through Tananarive. Over.
CDR: Houston, Apollo 11. Read you on VHF A Simplex. How do you read? Over.
CC: Roger, 11. This is Houston. We're reading you loud and fairly clearly. For your information, Canary radar shows you in a 103.0 by 103.0 orbit. Over.
CDR: Beautiful.
CC: Roger. We concur.

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Apollo 11 Air-to-Ground Transcript

Cleaned dialogue from the Apollo 11 Technical Air-to-Ground Voice Transmission (GOSS NET 1). Each line is one utterance in the form speaker: message. Ground-station markers are kept as STATION: MILA (REV 1).

Source

NASA ALSJ: Apollo 11 Technical Air-to-Ground Voice Transcription This is a cleaned derivative of that public-domain transcript.

STATION: MILA (REV 1) CDR: Roger. Clock. CC: Apollo 11, Houston. You're good at 1 minute. CMP: Roger. Roll.

Format

Kept: speaker labels, ground-station labels, garbled-speech markers (..., -, - -, ***) Removed: intro text, timestamps, tape/page headers, editor notes, rest-period markers

File

apollo-11-air-to-ground-transcript.txt — 8,460 lines (~688 KB)

Usage

from pathlib import Path
text = Path("apollo-11-air-to-ground-transcript.txt").read_text()
lines = text.splitlines()

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