By third number I meant 40 from here :

-161 + 360 + 40 = 239

But thank you for your message, it's really appreciated

Did you mean 40 is the yaw ?

Here I attach two new screenshots with all the info I've been able to grab when having a compass bearing of 120°

viewpos compass 2.jpg
from gsc.png

I really don't see how to obtain 120 using all that :/