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SpaceNASA Launch Readiness Reviews
Twenty flashcards on NASA policy NPD 8610.24C: LVRR, FRR, LRR, the Certificate of Flight Readiness and the Final Commit-to-Launch Poll.
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20 cards
- What does NASA certify through its Launch Services Program prelaunch reviews?
- Flight readiness of the launch vehicle, payload support hardware and software, and launch site infrastructure.
- Name the four LSP prelaunch reviews in NPD 8610.24C.
- Launch Vehicle Readiness Review (LVRR), Flight Readiness Review (FRR), Launch Readiness Review (LRR) and the Final Commit-to-Launch Poll.
- When is the Launch Vehicle Readiness Review held?
- Approximately 30 to 60 days before launch, depending on the launch flow.
- What does the LVRR certify?
- Readiness to proceed with integrating the spacecraft and the launch vehicle.
- Who chairs the LVRR?
- The LSP Manager, who reviews any launch vehicle anomalies or issues for the mission.
- Where and when is the Flight Readiness Review held?
- At the launch site, between 3 and 12 days before launch depending on the launch flow.
- Who chairs the FRR?
- The NASA Launch Manager (NLM).
- What does the FRR certify?
- Readiness to start the final launch preparation activities, after closing actions from the LVRR and the spacecraft review.
- When is the Launch Readiness Review held?
- At the launch site, no later than 1 day before launch.
- What does the LRR authorize?
- Approval to proceed into the launch countdown.
- What document is signed at the end of the LRR?
- The Certificate of Flight Readiness (CoFR).
- Who signs the CoFR?
- The LSP Manager, NASA Spacecraft Mission Director, NLM, launch services contractor representative, LSP technical authorities and a range official.
- When is the Final Commit-to-Launch Poll held, and who conducts it?
- About 5 minutes before launch, conducted by the NASA Launch Manager.
- What is required from everyone polled before terminal count?
- A "Go" statement from all parties polled.
- Can mandatory launch constraints be waived once terminal countdown starts?
- No. They cannot be waived after the start of the terminal launch countdown.
- Who gives the spacecraft "Go/No-Go" to the NLM for the final poll?
- The NASA Spacecraft Mission Director.
- To whom does the NLM give the final launch "Go"?
- To the launch services contractor's Launch Director or the appropriate launch crew member.
- What plan must the NLM prepare before the LRR?
- A pre-mishap plan (formerly the Contingency Action Plan) for the launch-site reaction to a vehicle anomaly and data impoundment.
- Who chairs the LRR?
- The SOMD Director for Launch Services, or the LSP Manager if the chair is delegated.
- What records does the LSP keep after the reviews?
- A record of all prelaunch reviews, action item dispositions and the original CoFR; it also documents lessons learned after each mission.
Official sources
National Aeronautics and Space Administration (NASA)
NPD 8610.24C: Launch Services Program Pre-Launch Readiness Reviews
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