| Year | Class/Event | Guillermo Cappelletti | Alex Roose | |
|---|---|---|---|---|
| 1982 | Open Sunfish Worlds | 38 | 50 | |
| 1983 | Open Sunfish Worlds | 28 | 47 | |
| 1989 | Open Sunfish Worlds | 24 | 69 | |
| 2001 | Sunfish South American championship | Maracaibo (VEN) | 9 | 17 |
| 2001 | Open Sunfish Worlds | 15 | 42 | |
| 2003 | Open Sunfish Worlds | 10 | 53 | |
| 2006 | Open Sunfish Worlds | 34 | 78 | |
| 2009 | Open Sunfish Worlds | 20 | 51 | |
| 2015 | Open Sunfish Worlds | 42 | 53 | |
| 9 | 0 | |||