Lift-off.
Quote from: Art LeBrun on 05/05/2009 08:46 pmYears ago SECO meant sustainer engine cut off..........what words are used for second stage cutoff in SECO?Second Engine Cut Off.Sustainer Engine Cut Off would've only applied to Atlas.
Years ago SECO meant sustainer engine cut off..........what words are used for second stage cutoff in SECO?
Quote from: Art LeBrun on 05/05/2009 08:46 pmYears ago SECO meant sustainer engine cut off..........what words are used for second stage cutoff in SECO?Second Engine Cut Off.