The article saids they had all the right equipment. However Is'nt 5.2M / 17 feet a bit small for the ocean?
www.abc.net.au/news/2020-11-08/catamaran-flips-near-fraser-island-four-men-rescued-bundaberg/12861282
Ilenart
"they set off a registered beacon . one of them had the beacon tied to himself."
Smartest man in the group.