It was held in May 18–23 . 1977 is when Australian Open was established  . The no. of events in sport was 6 . 17 teams participated in Australian Open . 11 from 2 nations competed in Australian Open . Fort Copacabana, Pontal (Road),Australia) were the venues of Australian Open . The sport has the official site www.hardrock100.com
The sport Australian Open has less than24 contestants  from 2 nations