Re: biamese (was Re: Multiple Engines???)

In message <[EMAIL PROTECTED]>
          [EMAIL PROTECTED] (David Shannon) wrote:

 > > Could you explain why crossfeed is *required*?
 > 
 >   Without crossfeed, a nominal biamese stages 30 seconds later (say at T+200
 >   rather than T+170).

As you've snipped the rest of the post without answering the points I
raised, where is this "nominal" biamese vehicle described so I can run
some numbers on it? And why not just put less propellant load in the
booster stage and separate at 170s if that's so important?

          Anthony

-- 
           |  Weather prediction will never be accurate until we  |
           |               kill all the butterflies               |