Best time to move a peony?

Meomye

My peony has almost finished flowering, when is a good time to move it and how do i go about it please? ie, what sort of root system does it have. I am not sure which one it is but it has large pale pink 'pompoms' similar to Duchess of Marlborough. t i a 

AnniD

The best time is in the autumn, see if this is of any help 
https://www.claireaustin-hardyplants.co.uk/blog/moving-and-dividing-peonies