I noticed that the CH4 tank level was much lower than the O2 tank level. That suggests a leak.
Or FOD in the LOx supply lines. The methane would keep following, even with the turbopump shut down, until the valve closes. And the methane turbopump might actually keep running with reduced supply oxygen - Raptors have two turbopumps.
alt Hacker News
Or FOD in the LOx supply lines. The methane would keep following, even with the turbopump shut down, until the valve closes. And the methane turbopump might actually keep running with reduced supply oxygen - Raptors have two turbopumps.