Here's the report in the WSPRnet database:
The club is running a multi-band vertical antenna at their end and on my side it's a half size G5RV. The transceiver is an FT-817 and WSJT-X is running on MacOS.
Marek alerted me to the WSPR Challenge site which ranks wspr reporters on their relative 'receiving power'. I note that I'm the winner of the total of the distance to transmitting stations that I receive, presumably being in Australia and very far from everyone else helps us VKs:
I'm happy with my overall world ranking on 20m, the highest I've seen is 8.