Originally Posted by Hotrod_Lincoln
I was on maintenance flying status at Kadena - - - -rode the Avionics launch truck and fixed a few D models enroute to the target. Did the later models still use the MD-1 Astrotracker?

Yes. G’s & H’s in the early 1980’s. Sextant was inserted into the port for taking celestial fixes on Nav Legs. I believe that has now gone the way of the dinosaurs today.