J/122 - Sailboat Data & Rig Dimensions
| Rig Dimensions | Imperial | Metric |
|---|---|---|
| I | 54.42 | 16.59 |
| J | 15.20 | 4.63 |
| P | 51.34 | 15.65 |
| E | 17.57 | 5.36 |
| PY | - | - |
| EY | - | - |
| ISP | 57.68 | 17.58 |
| JSP | 15.20 | 4.63 |
| Description | Imperial | Metric |
|---|---|---|
| Forestay Length | 15.2 | 4.6 |
| Sail Areas | Imperial | Metric |
|---|---|---|
| 100% Jib Sail Area | 413.6 | 38.4 |
| Mainsail Area (Cruising) | 487.1 | 45.3 |
| 100% Jib + Main Sail Area | 900.7 | 83.7 |
| Cruising Spinnaker Sail Area (1.7) | 745.2 | 69.3 |
| Dimensions | Imperial | Metric |
|---|---|---|
| LOA | 40.0 | 12.2 |
| LWL | 34.6 | 10.6 |
| Beam | 11.9 | 3.6 |
| Draft | N/A | N/A |
| Displacement | 14900 lbs. | 6759 kgs. |
| Ballast | 5600 lbs. | 2540 kgs. |
| Ratios | Imperial | Metric |
|---|---|---|
| Sail Area / Displac. | 0.06 | 0.01 |
| Ballast / Displac. | 0.38 | 0.38 |
| Displac. / LOA | 372.5 | 554.02 |
| Construction | Information |
|---|---|
| Hull Type | Fin w/bulb & spade rudder |
| Rig Type | Fractional Sloop |
| Designer | Johnstone |
| Builder | J Boats |
| Construction | FG |
| Ballast Type | Lead |
| First Build | 2008 |
| Last Build | N/A |
| # Built | N/A |