A moulded plywood catamaran first made by G Prout and Sons on Canvey Island, the Shearwater has a fully battened mainsail and a single daggerboard and linked twin rudders. It was one of the first racing catamarans.
Handicap History >>
| Handicap Rating History |
| Year | Rating |
| RYA 2 Digit Handicaps |
| 1958 | 78 |
| | Cotton sail; |
| | PY Type Secondary; |
| 1960 | 78 |
| | Cotton sail; |
| | PY Type Secondary; |
| 1961 | 73 |
| | Terylene sail; |
| | PY Type Secondary; |
| 1962 | 74 |
| | Terylene sail; |
| | PY Type Secondary; |
| 1963 | 75 |
| | Terylene sail; |
| | PY Type Secondary; |
| 1964 | 75 |
| | Terylene sail; |
| | PY Type Secondary; |
| 1973 | 75 |
| | PY Type Primary; PY Group Multihull; |
| RYA 3 Digit Handicaps |
| 1981 | 91 |
| | PY Type Secondary; PY Group Multihull; |
| 1982 | 91 |
| | PY Type Secondary; PY Group Multihull; |
| 1983 | 91 |
| | PY Type Secondary; PY Group Multihull; |
| 1984 | 91 |
| | PY Type Primary; PY Group Multihull; |
| 1985 | 91 |
| | PY Type Primary; PY Group Multihull; |
| 1986 | 91 |
| | PY Type Primary; PY Group Multihull; |
| 1987 | 91 |
| | PY Type Primary; PY Group multihull; |
| 1988 | 91 |
| | PY Type Primary; PY Group multihull; |
| 1989 | 89 |
| | PY Type R; PY Group multihull; |
| 1990 | 89 |
| | 1989 Rules PY Type R; PY Group multihull; |
| 1991 | 89 |
| | PY Type R; PY Group Multihull; |
| 1993 | 89 |
| | PY Type R; PY Group Multihull; |
| 1994 | 88 |
| | PY Type R; PY Group Multihull; |
| RYA 4 Digit Handicaps |
| 1996 | 839 |
| | PY Type R; PY Group Multihull; |
| 1997 | 839 |
| | PY Type Trial; PY Group MULTIHULL; |
| 1998 | 839 |
| | PY Type Trial; PY Group MULTIHULL; |
| 2002 | 839 |
| | PY Group Multihull; |