SpaceX starts all nine engines and makes sure they are operating to spec before releasing the rocket from the pad. The shuttle does the same thing with the three shuttle engines before they light the solids.
73, Drew KO4MA -----Original Message----- >From: "vk1pe.peter" <vk1pe.pe...@gmail.com> >Sent: Jun 5, 2010 4:59 PM >To: amsat-bb@amsat.org >Subject: [amsat-bb] Falcon 9 video - moving early? > >I think that my eyes are not deceiving me. > >See http://www.youtube.com/watch?v=sP5gykvTBpM or http://bit.ly/dx9Vot. >Falcon 9 appears to move at about T -3s. The count is still running >towards zero in the video, and the "call" seems to be between 4 and 3. >What do others think? > >Also, were the umbilicals meant to "tear away" (as it moved) or "drop >away" (before it moved)? > >Peter >VK1PE >_______________________________________________ >Sent via amsat...@amsat.org. Opinions expressed are those of the author. >Not an AMSAT-NA member? Join now to support the amateur satellite program! >Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb _______________________________________________ Sent via amsat...@amsat.org. Opinions expressed are those of the author. Not an AMSAT-NA member? Join now to support the amateur satellite program! Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb
