sunsicyjudri lujvo

j1 is the longitude/right ascension of j2 in system j3

From stuna, stici, judri, Cf. bernanjudri, plinyxabykoi, jedjipli'i, julra'o, cacryra'o.

In notes:

bernanjudri
j1 is the latitude/declination of j2 in system j3.
jedjipli'i
l1 is a meridian on celestial body/sphere j2 (default Earth)