Ericson 31 Independence (Cutter) - Sailboat Data & Rig Dimensions
| Rig Dimensions | Imperial | Metric |
|---|---|---|
| I | 38.33 | 11.68 |
| J | 15.00 | 4.57 |
| P | 32.50 | 9.91 |
| E | 12.92 | 3.94 |
| PY | - | - |
| EY | - | - |
| ISP | 38.33 | 11.68 |
| JSP | 15.00 | 4.57 |
| Description | Imperial | Metric |
|---|---|---|
| Forestay Length | 15 | 4.6 |
| Sail Areas | Imperial | Metric |
|---|---|---|
| 100% Jib Sail Area | 287.5 | 26.7 |
| Mainsail Area (Cruising) | 226.7 | 21.1 |
| 100% Jib + Main Sail Area | 514.2 | 47.8 |
| Cruising Spinnaker Sail Area (1.7) | 488.7 | 45.5 |
| Dimensions | Imperial | Metric |
|---|---|---|
| LOA | 31.9 | 9.7 |
| LWL | 23.9 | 7.3 |
| Beam | 10.4 | 3.2 |
| Draft | N/A | N/A |
| Displacement | 11400 lbs. | 5171 kgs. |
| Ballast | 4500 lbs. | 2041 kgs. |
| Ratios | Imperial | Metric |
|---|---|---|
| Sail Area / Displac. | 0.05 | 0.01 |
| Ballast / Displac. | 0.39 | 0.39 |
| Displac. / LOA | 357.37 | 533.09 |
| Construction | Information |
|---|---|
| Hull Type | Fin w/transom hung rudder |
| Rig Type | Cutter |
| Designer | Bruce King |
| Builder | Ericson Yachts (USA) |
| Construction | FG |
| Ballast Type | N/A |
| First Build | 1977 |
| Last Build | 1981 |
| # Built | N/A |