Wiktionary
astrogational
a. Relating to astrogation.
Usage examples of "astrogational".
All strange-space astrogational computations are approximate, and the errors, though expressed in nano- or picodegrees, increase proportional to target distance.
Cole started to explain why the astrogational radar could not be adapted to short-range work, then decided not to try.
I no longer have any astrogational reference points and I am unable to say where we are or where we are going,”.