Macgregor 21 - Sailboat Data & Rig Dimensions
| Rig Dimensions | Imperial | Metric |
|---|---|---|
| I | 24.30 | 7.41 |
| J | 7.50 | 2.29 |
| P | 23.00 | 7.01 |
| E | 10.00 | 3.05 |
| PY | - | - |
| EY | - | - |
| ISP | 24.30 | 7.41 |
| JSP | 7.50 | 2.29 |
| Description | Imperial | Metric |
|---|---|---|
| Forestay Length | 7.5 | 2.3 |
| Sail Areas | Imperial | Metric |
|---|---|---|
| 100% Jib Sail Area | 91.1 | 8.5 |
| Mainsail Area (Cruising) | 124.2 | 11.5 |
| 100% Jib + Main Sail Area | 215.3 | 20 |
| Cruising Spinnaker Sail Area (1.7) | 154.9 | 14.5 |
| Dimensions | Imperial | Metric |
|---|---|---|
| LOA | 21.0 | 6.4 |
| LWL | 18.5 | 5.6 |
| Beam | 6.8 | 2.1 |
| Draft | 1.0 | 0.3 |
| Displacement | 1175 lbs. | 533 kgs. |
| Ballast | 400 lbs. | 181 kgs. |
| Ratios | Imperial | Metric |
|---|---|---|
| Sail Area / Displac. | 0.18 | 0.04 |
| Ballast / Displac. | 0.34 | 0.34 |
| Displac. / LOA | 55.95 | 83.28 |
| Construction | Information |
|---|---|
| Hull Type | Swing Keel |
| Rig Type | Masthead Sloop |
| Designer | Roger Macgregor |
| Builder | Macgregor Yacht Corp. (USA) |
| Construction | FG |
| Ballast Type | N/A |
| First Build | 1979 |
| Last Build | 1985 |
| # Built | N/A |