Cal 28 - Sailboat Data & Rig Dimensions
| Rig Dimensions | Imperial | Metric |
|---|---|---|
| I | 33.00 | 10.06 |
| J | 11.40 | 3.47 |
| P | 28.00 | 8.53 |
| E | 11.70 | 3.57 |
| PY | - | - |
| EY | - | - |
| ISP | 33.00 | 10.06 |
| JSP | 11.40 | 3.47 |
| Description | Imperial | Metric |
|---|---|---|
| Forestay Length | 11.4 | 3.5 |
| Sail Areas | Imperial | Metric |
|---|---|---|
| 100% Jib Sail Area | 188.1 | 17.5 |
| Mainsail Area (Cruising) | 176.9 | 16.4 |
| 100% Jib + Main Sail Area | 365 | 33.9 |
| Cruising Spinnaker Sail Area (1.7) | 319.8 | 29.8 |
| Dimensions | Imperial | Metric |
|---|---|---|
| LOA | 28.0 | 8.5 |
| LWL | 22.5 | 6.9 |
| Beam | 9.0 | 2.7 |
| Draft | N/A | N/A |
| Displacement | 6000 lbs. | 2722 kgs. |
| Ballast | 2200 lbs. | 998 kgs. |
| Ratios | Imperial | Metric |
|---|---|---|
| Sail Area / Displac. | 0.06 | 0.01 |
| Ballast / Displac. | 0.37 | 0.37 |
| Displac. / LOA | 214.29 | 320.24 |
| Construction | Information |
|---|---|
| Hull Type | Fin w/spade rudder |
| Rig Type | Masthead Sloop |
| Designer | C. W. Lapworth |
| Builder | Jensen Marine (USA) |
| Construction | FG |
| Ballast Type | Lead |
| First Build | 1963 |
| Last Build | 1969 |
| # Built | 347 |