Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Catamaran (no boards/asym.)
Rigging Type: Masthead Sloop
LOA: 27.00 ft / 8.23 m
LWL: 21.50 ft / 6.55 m
S.A. (reported): 412.00 ft² / 38.28 m²
Beam: 13.75 ft / 4.19 m
Displacement: 5,600.00 lb / 2,540 kg
Max Draft: 2.25 ft / 0.69 m
Construction: FG
First Built: 1971
Builder: Heavenly Cruising Yachts Ltd. (UK)
Designer: Pat Patterson

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Fuel: 20 gals / 76 L


Water: 52 gals / 197 L

Sailboat Calculations

S.A. / Displ.: 20.97
Disp: / Len: 251.55
KSP: 0.63

calculation mobile

2 nd ad half width

3rd ad full width

Sailboat Links

Download Boat Record:


The heavenly twins has been produced since 1971 in the following variants (major changes/distinguishing features are indicated):

Mk1 - shorter keels and no central nacelle/pod aft of the cockpit, rounded saloon access door

Mk2 - As Mk1 but larger rig, square saloon access door

Mk2A - New Hull mould, incorporating longer keels (fwd) and full length central nacelle

Mk3 - Same hull as MK2A but with new Deck Moulding, incorporating larger aft cabin hatches, additional re-enforcement under mast/above saloon door

Mk4 - Solid foredeck, improvements inside.

HT27 - Hull/Deck join lifted 100mm, giving height for a "stoop-thru" passage in stbd hull, deck mould altered beneath mast to give standing headroom in saloon