Ciao. Perché non venite a trovarci? osm.wiki/OSMers_BI-VC-CVL https://lists.openstreetmap.org/pipermail/talk-it-piemonte/2021-March/001119.html

Ciao,

Andrea

Have you looked at the GPS outputs of all your friends on somewhere low, flat and with a lot of clear sky? There is a lot of tinkering around you should do for group GPS projects, assuming you want to do it that way.