Altair is a Tartan 34C, a Sparkman and Stephens design from the 1970s.
Manufacturer Specifications:
| L.O.A. | 34′ 5″ |
| D.W.L. | 25′ 0″ |
| Draft (Board up) | 3′ 11″ |
| Draft (Board down) | 8′ 4″ |
| Ballast | 4800 lbs |
| Displacement | 11,200 lbs |
| Sail area (Sloop) | 483 sq. ft. |
| DWL/Vertical clearance lbs/inch immersion | 807 |
| Design | Sparkman & Stephens |
