Demo-2 passes FRR milestone ahead of historic Crew...
- by NASASpaceFlight.com
- May 22, 2020
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The data from the Static Fire test of the integrated Falcon 9 and Crew Dragon stack will feed into the final review of the flow, known as the Launch Readiness Review (LRR) – which will ultimately confirm the launch date.
The FRR, however, has historically been the most important meeting on the path toward the launch of a crewed mission. Such reviews were a major element of approving the Space Shuttle for upcoming missions.
The DM-1 FRR process followed a similar path, with numerous reviews taking place ahead of the main FRR. This path would have been followed this week with the Demo-2 (DM-2) FRR, albeit with the additional pressure of two humans on board.
During the Shuttle Program, departmental FRRs would take place around a month ahead of a mission, allowing key elements such as “Orbiter” and “MOD” (Mission Operations Directorate) to review the specifics of their roles in a mission and cover any issues from the previous flight.
A slide from STS-132’s Agency FRR (via L2).
Each presentation went into great depth for every element of the mission relating to that department, with some presentations being several hundred pages long. *L2 members can download hundreds of Shuttle FRR presentations here*
Those FRRs would then combine in a large-scale Space Shuttle Program (SSP) FRR, which brought together all of the previous departments into a Program-level review at the Johnson Space Center (JSC).
Once that review was passed, the final hurdle was the Agency-Level FRR, which took all the findings of the previous FRRs, most notably the Shuttle FRR, and reviewed them with NASA HQ and the ISS partners.
This would lead to final polling at the end of the meeting to provide the mission a “go” to proceed to the launch date.
A rare view inside an SSP FRR – via NASA
Normally, “Action Items” found during the previous FRRs would have been cleared by the time of the Agency FRR. However, if one of the FRRs suffered from a “no go” during polling, the option to reconvene was provided by the Delta FRR.
For Demo-2, the start and finish of the process saw a “sign off” via two pieces of documentation. The first, signed by Commercial Crew Program (CCP) manager Kathy Lueders was SpaceX’s “Human Rating Certification Package” which became part of the FRR.
The review began on Thursday, with teams from SpaceX, NASA and the International Space Station Program all present.
Steve Jurczyk, NASA Associate Administrator, led the review, with Hans Koenigsmann, vice president for Build and Flight Reliability, as SpaceX’s lead representation.
The Demo-2 FRR being conducted at KSC – via NASA
The key item reviews were presented by Ms. Lueders for the CCP, Kirk Shireman, manager for the International Space Station Program at NASA.
On the SpaceX side, Mr. Koenigsmann was supported by Joe Petrzelka, the Senior Director of Dragon Engineering at SpaceX, Bala Ramamurthy, the Demo-2 Launch Chief Engineer at SpaceX, and Benji Reed, Director of Crew Mission Management at SpaceX.
Demo 2 FRR: Benji Reed, Director of Crew Mission Management at SpaceX – notes Static Fire, Dry Dress and LRR to come after speaking about the 'sacred journey' of making sure Doug and Ben launch and return home safely.
And he's brought a new video of chute testing! pic.twitter.com/jYWgm9ikM4
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