I am flying a route I enjoy without anything entered in the FMC. Can I ( and how please) start a route in flight using the FMC without resetting the whole flight.George KPHX

I am flying a route I enjoy without anything entered in the FMC. Can I ( and how please) start a route in flight using the FMC without resetting the whole flight.George KPHX

Of curse you can do it, in the standard way:FMCPOS INITROUTE, ORIGIN, DEST, enter WAYPOINTSDEP, ARR, enter a landing runway, Star or Transition if you wishPERF INITetc.If you are already airborne, the FMC will omit unnecessary pages: N1 limit, Take Off, Climb (if you are already in cruise...)

Of curse you can do it, in the standard way:FMCPOS INITROUTE, ORIGIN, DEST, enter WAYPOINTSDEP, ARR, enter a landing runway, Star or Transition if you wishPERF INITetc.If you are already airborne, the FMC will omit unnecessary pages: N1 limit, Take Off, Climb (if you are already in cruise...)

Thanks, I'll give it a try