Here is a variant map.
Toying with Guadalcanal, Gilbert and Line SZs to make Solomons 2 SZs from Western USA SZ…
That way, both Hawaii and Carolines get a lot of Islands within 2SZs reach.
Carolines is like the core of a seven star from which you can use 7 branches and reach every PTO Islands, except Aleutians.
Hawaii can reach all south-eastern islands, New Zealand, Australia, New Guinea, Carolines, Marshalls and Wake.
DKs Hybrid PTO SZs_36_BM_revised_Midway_Johnston_Line SZ.png