But these values can be changed manually, correct? So, there is some formula to calculate it should be, and because this value can be changed it should be depend of something.
That's  what I need to understand and find this formula for correct calculations.

Dear CS staff, could you please advice and explain somethig for this case? You wrote in manual about this feature, for what it needed, but how to do it - there is nothing. Please clarify asap.
(Part V of Flight Manual, p.47, ent. 8 for CRZ CG, p.49 ent. 5 for TO CG)