Arc 21
The Arc 21 is a 21.5ft frac. sloop (rotating spar) designed by Roberts/Haberman and built in fiberglass by Aquarius Sail Inc. since 2000.
The Arc 21 is an ultralight sailboat which is a very high performer.
Arc 21 for sale elsewhere on the web:
Main features
| Model | Arc 21 | ||
| Length | 21.50 ft | ||
| Beam | 8.50 ft | ||
| Draft | 2.42 ft | ||
| Country | United states (North America) | ||
| Estimated price | $ 0 | ?? |
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Ratios
| Sail area / displ. | 83.21 | ||
| Ballast / displ. | 0 % | ||
| Displ. / length | 18.74 | ||
| Comfort ratio | 1.68 | ||
| Capsize | 4.61 |
Hull
| Hull type | Catamaran twin daggerboard | ||
| Construction | Fiberglass | ||
| Waterline length | 21.20 ft | ||
| Maximum draft | 4.25 ft | ||
| Displacement | 400 lbs | ||
| Ballast | 0 lbs | ||
| Hull speed | 6.17 knots |
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Rigging
| Rigging | Frac. Sloop (Rotating Spar) | ||
| Sail area (100%) | 282 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 | Aquarius Sail Inc. | ||
| Designer | Roberts/Haberman | ||
| First built | 2000 | ||
| Last built | 0 | ?? | |
| Number built | 0 | ?? |