J/27 - Sailboat Data & Rig Dimensions
| Rig Dimensions | Imperial | Metric |
|---|---|---|
| I | 30.00 | 9.14 |
| J | 10.50 | 3.20 |
| P | 33.00 | 10.06 |
| E | 12.50 | 3.81 |
| PY | - | - |
| EY | - | - |
| ISP | 30.00 | 9.14 |
| JSP | 10.50 | 3.20 |
| Description | Imperial | Metric |
|---|---|---|
| Forestay Length | 10.5 | 3.2 |
| Sail Areas | Imperial | Metric |
|---|---|---|
| 100% Jib Sail Area | 157.5 | 14.6 |
| Mainsail Area (Cruising) | 222.8 | 20.7 |
| 100% Jib + Main Sail Area | 380.3 | 35.3 |
| Cruising Spinnaker Sail Area (1.7) | 267.8 | 25 |
| Dimensions | Imperial | Metric |
|---|---|---|
| LOA | 27.5 | 8.4 |
| LWL | 23.5 | 7.2 |
| Beam | 8.5 | 2.6 |
| Draft | N/A | N/A |
| Displacement | 3800 lbs. | 1724 kgs. |
| Ballast | 1530 lbs. | 694 kgs. |
| Ratios | Imperial | Metric |
|---|---|---|
| Sail Area / Displac. | 0.1 | 0.02 |
| Ballast / Displac. | 0.4 | 0.4 |
| Displac. / LOA | 138.18 | 205.24 |
| Construction | Information |
|---|---|
| Hull Type | Fin w/transom hung rudder |
| Rig Type | Fractional Sloop |
| Designer | Johnstone |
| Builder | J Boats Tillotson Pearson (USA) |
| Construction | FG |
| Ballast Type | Lead |
| First Build | 1983 |
| Last Build | 1992 |
| # Built | 211 |