Re: Launch inclinations - wa

John C. Broman, Jr. (
Tue, 9 Apr 1996 12:48:21 -0400

>I'm not sure I would call that a dog-leg. My definition of a dog-leg is a
>major plane change (> 0.5 deg?) occuring during initial powered flight.
>It sounds like it could have occurred after initial orbit was obtained 
>and perhaps accomplished by the payload. If that is a dog-leg, then all 
>geosats do dog-legs.
As an engineer in the launch vehicle business, I gotta agree with Bill on
this one.  As a term of art, a dog-leg is really an adjustment of launch
azimuth shortly after powered flight begins, not once an initial orbit is
John C. Broman, Jr.
Orbital Launch Services Project Office
Goddard Space Flight Center, Code 470