Irwin 1/2 Ton - Sailboat Data & Rig Dimensions
| Rig Dimensions | Imperial | Metric |
|---|---|---|
| I | 39.00 | 11.89 |
| J | 12.00 | 3.66 |
| P | 33.17 | 10.11 |
| E | 9.42 | 2.87 |
| PY | - | - |
| EY | - | - |
| ISP | 39.00 | 11.89 |
| JSP | 12.00 | 3.66 |
| Description | Imperial | Metric |
|---|---|---|
| Forestay Length | 12 | 3.7 |
| Sail Areas | Imperial | Metric |
|---|---|---|
| 100% Jib Sail Area | 234 | 21.7 |
| Mainsail Area (Cruising) | 168.7 | 15.7 |
| 100% Jib + Main Sail Area | 402.7 | 37.4 |
| Cruising Spinnaker Sail Area (1.7) | 397.8 | 37 |
| Dimensions | Imperial | Metric |
|---|---|---|
| LOA | 32.0 | 9.8 |
| LWL | 24.4 | 7.4 |
| Beam | 10.3 | 3.1 |
| Draft | 3.5 | 1.1 |
| Displacement | 7300 lbs. | 3311 kgs. |
| Ballast | 2000 lbs. | 907 kgs. |
| Ratios | Imperial | Metric |
|---|---|---|
| Sail Area / Displac. | 0.06 | 0.01 |
| Ballast / Displac. | 0.27 | 0.27 |
| Displac. / LOA | 228.13 | 337.86 |
| Construction | Information |
|---|---|
| Hull Type | Lifting Keel |
| Rig Type | Masthead Sloop |
| Designer | Ted Irwin |
| Builder | Irwin Yacht & Marine Corporation (USA) |
| Construction | FG |
| Ballast Type | Lead |
| First Build | 1976 |
| Last Build | N/A |
| # Built | N/A |