Lapworth 39 - Sailboat Data & Rig Dimensions
| Rig Dimensions | Imperial | Metric |
|---|---|---|
| I | 40.50 | 12.34 |
| J | 15.00 | 4.57 |
| P | 34.70 | 10.58 |
| E | 15.70 | 4.79 |
| PY | - | - |
| EY | - | - |
| ISP | 40.50 | 12.34 |
| JSP | 15.00 | 4.57 |
| Description | Imperial | Metric |
|---|---|---|
| Forestay Length | 15 | 4.6 |
| Sail Areas | Imperial | Metric |
|---|---|---|
| 100% Jib Sail Area | 303.8 | 28.2 |
| Mainsail Area (Cruising) | 294.2 | 27.3 |
| 100% Jib + Main Sail Area | 597.9 | 55.6 |
| Cruising Spinnaker Sail Area (1.7) | 516.4 | 48.1 |
| Dimensions | Imperial | Metric |
|---|---|---|
| LOA | 39.0 | 11.9 |
| LWL | 30.9 | 9.4 |
| Beam | 11.2 | 3.4 |
| Draft | N/A | N/A |
| Displacement | 18000 lbs. | 8165 kgs. |
| Ballast | N/A | N/A |
| Ratios | Imperial | Metric |
|---|---|---|
| Sail Area / Displac. | 0.03 | 0.01 |
| Ballast / Displac. | N/A | N/A |
| Displac. / LOA | 461.54 | 686.13 |
| Construction | Information |
|---|---|
| Hull Type | Fin Keel |
| Rig Type | Masthead Sloop |
| Designer | C. William Lapworth |
| Builder | N/A |
| Construction | Wood |
| Ballast Type | N/A |
| First Build | 1959 |
| Last Build | N/A |
| # Built | N/A |