Westerly Berwick 31 - Sailboat Data & Rig Dimensions
| Rig Dimensions | Imperial | Metric |
|---|---|---|
| I | 35.00 | 10.67 |
| J | 13.00 | 3.96 |
| P | 31.00 | 9.45 |
| E | 12.70 | 3.87 |
| PY | - | - |
| EY | - | - |
| ISP | 35.00 | 10.67 |
| JSP | 13.00 | 3.96 |
| Description | Imperial | Metric |
|---|---|---|
| Forestay Length | 13 | 4 |
| Sail Areas | Imperial | Metric |
|---|---|---|
| 100% Jib Sail Area | 227.5 | 21.1 |
| Mainsail Area (Cruising) | 212.6 | 19.8 |
| 100% Jib + Main Sail Area | 440.1 | 40.9 |
| Cruising Spinnaker Sail Area (1.7) | 386.8 | 36 |
| Dimensions | Imperial | Metric |
|---|---|---|
| LOA | 31.0 | 9.5 |
| LWL | 25.0 | 7.6 |
| Beam | 9.5 | 2.9 |
| Draft | N/A | N/A |
| Displacement | 9790 lbs. | 4441 kgs. |
| Ballast | 4436 lbs. | 2012 kgs. |
| Ratios | Imperial | Metric |
|---|---|---|
| Sail Area / Displac. | 0.04 | 0.01 |
| Ballast / Displac. | 0.45 | 0.45 |
| Displac. / LOA | 315.81 | 467.47 |
| Construction | Information |
|---|---|
| Hull Type | Twin Keel |
| Rig Type | Masthead Sloop |
| Designer | Laurent Giles |
| Builder | Westerly Marine Ltd. (UK) |
| Construction | FG |
| Ballast Type | N/A |
| First Build | 1973 |
| Last Build | 1980 |
| # Built | 309 |