Niagara 31 - Sailboat Data & Rig Dimensions
| Rig Dimensions | Imperial | Metric |
|---|---|---|
| I | 43.00 | 13.11 |
| J | 12.40 | 3.78 |
| P | 36.00 | 10.97 |
| E | 12.50 | 3.81 |
| PY | - | - |
| EY | - | - |
| ISP | 43.00 | 13.11 |
| JSP | 12.40 | 3.78 |
| Description | Imperial | Metric |
|---|---|---|
| Forestay Length | 12.4 | 3.8 |
| Sail Areas | Imperial | Metric |
|---|---|---|
| 100% Jib Sail Area | 266.6 | 24.8 |
| Mainsail Area (Cruising) | 243 | 22.6 |
| 100% Jib + Main Sail Area | 509.6 | 47.3 |
| Cruising Spinnaker Sail Area (1.7) | 453.2 | 42.2 |
| Dimensions | Imperial | Metric |
|---|---|---|
| LOA | 31.3 | 9.5 |
| LWL | 24.3 | 7.4 |
| Beam | 10.3 | 3.1 |
| Draft | N/A | N/A |
| Displacement | 8000 lbs. | 3629 kgs. |
| Ballast | 3550 lbs. | 1610 kgs. |
| Ratios | Imperial | Metric |
|---|---|---|
| Sail Area / Displac. | 0.06 | 0.01 |
| Ballast / Displac. | 0.44 | 0.44 |
| Displac. / LOA | 255.59 | 382 |
| Construction | Information |
|---|---|
| Hull Type | Fin w/spade rudder |
| Rig Type | Masthead Sloop |
| Designer | German Frers |
| Builder | Hinterhoeller Yachts Ltd. (CAN) |
| Construction | FG |
| Ballast Type | N/A |
| First Build | 1977 |
| Last Build | N/A |
| # Built | 100 |