Helms 25 - Sailboat Data & Rig Dimensions
| Rig Dimensions | Imperial | Metric |
|---|---|---|
| I | 30.00 | 9.14 |
| J | 10.00 | 3.05 |
| P | 25.00 | 7.62 |
| E | 10.00 | 3.05 |
| PY | - | - |
| EY | - | - |
| ISP | 30.00 | 9.14 |
| JSP | 10.00 | 3.05 |
| Description | Imperial | Metric |
|---|---|---|
| Forestay Length | 10 | 3 |
| Sail Areas | Imperial | Metric |
|---|---|---|
| 100% Jib Sail Area | 150 | 13.9 |
| Mainsail Area (Cruising) | 135 | 12.5 |
| 100% Jib + Main Sail Area | 285 | 26.5 |
| Cruising Spinnaker Sail Area (1.7) | 255 | 23.8 |
| Dimensions | Imperial | Metric |
|---|---|---|
| LOA | 25.0 | 7.6 |
| LWL | 21.5 | 6.6 |
| Beam | 8.0 | 2.4 |
| Draft | 1.7 | 0.5 |
| Displacement | 3950 lbs. | 1792 kgs. |
| Ballast | 1650 lbs. | 748 kgs. |
| Ratios | Imperial | Metric |
|---|---|---|
| Sail Area / Displac. | 0.07 | 0.01 |
| Ballast / Displac. | 0.42 | 0.42 |
| Displac. / LOA | 158 | 235.79 |
| Construction | Information |
|---|---|
| Hull Type | Keel/Cbrd. |
| Rig Type | Masthead Sloop |
| Designer | Jack A. Helms |
| Builder | Jack A. Helms Co (USA) |
| Construction | FG |
| Ballast Type | N/A |
| First Build | 1974 |
| Last Build | N/A |
| # Built | N/A |