Charging to 100% takes a quite a while, you'll find the charge rate will drop rapidly beyond 80% state of charge. This was the charge rate I measured with some data samples I collected from one Tesla fast charge sessions to >90%:
View attachment 27072
It's a consideration if there is a queue for charge stations, as it's not generally good etiquette to DC fast charge to 100%.
Tenterfield Supercharger only has 4 charge stations. It might be empty, I guess it depends on when you travel.
That charge session in the chart above was at Raymond Terrace charging our Essence 64 from 32% to 93% and took 41 minutes (we had a lunch stop). This was that day's drive:
View attachment 27073