BABBO 2: ORC Rating

GPH

799.5

OSN

775.2

LOA

7.8 m

Displacement

2132 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.564

Medium

0.7704

High

0.9056

Triple Offshore

Low

0.7274

Medium

0.9557

High

1.09

Boat Specifications

Dimensions

Length overall: 7.8 m
Beam: 2.88 m
Draft: 1.3 m
Displacement: 2132 kg
Crew weight: 374 kg
Wetted surface: 14.44 m²

Sails

Mainsail: 12.7 m²
Genoa: 19.25 m²
Spinnaker: 40.77 m²
Asymmetric spinnaker: 0 m²

Design

Type: KELT 7.60
Builder: KELT MARINE
Designer: BERRET
Year built: 1982

Performance data

Polar CSV

Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into Offwind or compatible navigation software.

6,44.7,3.545304,52,3.9,60,4.15,75,4.36,90,4.35,110,4.5,120,4.39,135,3.95,149,3.476568,150,3.44
8,43.2,4.142839,52,4.61,60,4.88,75,5.14,90,5.28,110,5.44,120,5.35,135,4.89,150,4.33,153.2,4.21248
10,43.7,4.661346,52,5.17,60,5.44,75,5.64,90,5.85,110,5.94,120,5.89,135,5.66,150,5.13,152.7,5.019034
12,43.8,5.098646,52,5.55,60,5.75,75,5.91,90,6.15,110,6.25,120,6.2,135,6.03,150,5.74,167.9,5.236334
14,42.1,5.310146,52,5.78,60,5.94,75,6.1,90,6.37,110,6.59,120,6.52,135,6.32,150,6.05,180,5.65
16,41.3,5.404224,52,5.9,60,6.08,75,6.29,90,6.52,110,6.91,120,6.87,135,6.65,150,6.32,180,5.98
20,42.2,5.399535,52,5.92,60,6.15,75,6.56,90,6.8,110,7.39,120,7.51,135,7.31,150,6.93,180,6.51

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	3.9	4.15	4.36	4.35	4.5	4.39	3.95	3.44
8	4.61	4.88	5.14	5.28	5.44	5.35	4.89	4.33
10	5.17	5.44	5.64	5.85	5.94	5.89	5.66	5.13
12	5.55	5.75	5.91	6.15	6.25	6.2	6.03	5.74
14	5.78	5.94	6.1	6.37	6.59	6.52	6.32	6.05
16	5.9	6.08	6.29	6.52	6.91	6.87	6.65	6.32
20	5.92	6.15	6.56	6.8	7.39	7.51	7.31	6.93

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.7°	2.52	149°	2.98
8	43.2°	3.02	153.2°	3.76
10	43.7°	3.37	152.7°	4.46
12	43.8°	3.68	167.9°	5.12
14	42.1°	3.94	180°	5.65
16	41.3°	4.06	180°	5.98
20	42.2°	4	180°	6.51

VPP POLAR · BOAT SPEED BY TWAKT

TRUE WIND ANGLE —

READ AT ANGLE

Hover or tap the chart, or use the slider, to read boat speeds.

True wind speed 6 kt8 kt10 kt12 kt14 kt16 kt20 kt

Data table

Boat speed by true wind angle and true wind speed
TWA	Boat speed in 6 kt (kt)	Boat speed in 8 kt (kt)	Boat speed in 10 kt (kt)	Boat speed in 12 kt (kt)	Boat speed in 14 kt (kt)	Boat speed in 16 kt (kt)	Boat speed in 20 kt (kt)
0°	0.00	0.00	0.00	0.00	0.00	0.00	0.00
52°	3.90	4.61	5.17	5.55	5.78	5.90	5.92
60°	4.15	4.88	5.44	5.75	5.94	6.08	6.15
75°	4.36	5.14	5.64	5.91	6.10	6.29	6.56
90°	4.35	5.28	5.85	6.15	6.37	6.52	6.80
110°	4.50	5.44	5.94	6.25	6.59	6.91	7.39
120°	4.39	5.35	5.89	6.20	6.52	6.87	7.51
135°	3.95	4.89	5.66	6.03	6.32	6.65	7.31
150°	3.44	4.33	5.13	5.74	6.05	6.32	6.93