J/90 - Sailboat Data & Rig Dimensions
| Rig Dimensions | Imperial | Metric |
|---|---|---|
| I | 35.60 | 10.85 |
| J | 10.50 | 3.20 |
| P | 35.85 | 10.93 |
| E | 14.50 | 4.42 |
| PY | - | - |
| EY | - | - |
| ISP | 35.60 | 10.85 |
| JSP | 10.50 | 3.20 |
| Description | Imperial | Metric |
|---|---|---|
| Forestay Length | 10.5 | 3.2 |
| Sail Areas | Imperial | Metric |
|---|---|---|
| 100% Jib Sail Area | 186.9 | 17.4 |
| Mainsail Area (Cruising) | 280.7 | 26.1 |
| 100% Jib + Main Sail Area | 467.6 | 43.4 |
| Cruising Spinnaker Sail Area (1.7) | 317.7 | 29.6 |
| Dimensions | Imperial | Metric |
|---|---|---|
| LOA | 30.2 | 9.2 |
| LWL | 27.0 | 8.2 |
| Beam | 8.5 | 2.6 |
| Draft | N/A | N/A |
| Displacement | 3300 lbs. | 1497 kgs. |
| Ballast | 1860 lbs. | 844 kgs. |
| Ratios | Imperial | Metric |
|---|---|---|
| Sail Area / Displac. | 0.14 | 0.03 |
| Ballast / Displac. | 0.56 | 0.56 |
| Displac. / LOA | 109.27 | 162.72 |
| Construction | Information |
|---|---|
| Hull Type | Fin w/bulb & spade rudder |
| Rig Type | Fractional Sloop |
| Designer | Johnstone |
| Builder | J/Boats (USA) |
| Construction | FG |
| Ballast Type | Lead |
| First Build | 1997 |
| Last Build | 1998 |
| # Built | 5 |