Alpa a11
8 / 37 - score 64%
The Alpa a11 is a 37.01ft masthead sloop designed by John H. Illingworth and built in fiberglass by Alpa Yachts (ITA) since 1968.
The Alpa a11 is a heavy sailboat which is slightly under powered. It is not stiff and has an excellent righting capability if capsized. It is best suited as a bluewater cruising boat.
This boat has a reasonable score and ranks in the top quarter. It is a good choice.
Alpa a11 for sale elsewhere on the web:
Main features 66%
| Model | Alpa a11 | ||
| Length | 37.01 ft (69%) | the closest to 36 ft | |
| Beam | 8.99 ft (63%) | the closest to 9.33 ft | |
| Draft | 5.74 ft | ||
| Country | Italy (Europe) | ||
| Estimated price | $ 0 | ?? |
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Ratios 50%
| Sail area / displ. | 14.72 (83%) | the closest to 14.95 | |
| Ballast / displ. | 0 % | ||
| Displ. / length | 363.16 | ||
| Comfort ratio | 35.48 (18%) | the closest to 38.48 | |
| Capsize | 1.57 |
Hull 84%
| Hull type | Monohull fin keel | ||
| Construction | Fiberglass | ||
| Waterline length | 24.61 ft (84%) | the closest to 25 ft | |
| Maximum draft | 5.74 ft | ||
| Displacement | 12125 lbs | ||
| Ballast | 0 lbs | ||
| Hull speed | 6.65 knots |
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Rigging
| Rigging | Masthead Sloop | ||
| Sail area (100%) | 484 sq.ft | ||
| Air draft | 0 ft | ?? | |
| Sail area fore | 0 sq.ft | ?? | |
| Sail area main | 0 sq.ft | ?? | |
| I | 0 ft | ?? | |
| J | 0 ft | ?? | |
| P | 0 ft | ?? | |
| E | 0 ft | ?? |
Engine
| Nb engines | 1 | ||
| Total power | 0 HP | ||
| Fuel capacity | 0 gals |
Accommodations
| Water capacity | 0 gals | ||
| Headroom | 0 ft | ||
| Nb of cabins | 0 | ||
| Nb of berths | 0 | ||
| Nb heads | 0 |
Builder data
| Builder | Alpa Yachts (ITA) | ||
| Designer | John H. Illingworth | ||
| First built | 1968 | ||
| Last built | 0 | ?? | |
| Number built | 0 | ?? |