They are very easy to work in the early to late afternoon as their sun rises.  Openings will follow the time, with 20 meters open around noon, 17 meters around 1, etc.  Don’t miss listening for them on 10 meters at the band usually opens around 3:30 to 4 PM.

Real-time operating info is here:  http://www.dxa3.org/vp6d/

Their frequency list is here:  https://www.vp6d.com/index.php/dxpedition/frequencies