ORC Certificate for Double Down

Rated boat velocities in knots
Wind Velocity	6 kt	8 kt	10 kt	12 kt	14 kt	16 kt	20 kt
Beat Angles	42.6°	39.6°	38.4°	37.5°	36.4°	36.6°	37.5°
Beat VMG	4.07	4.69	4.94	5.08	5.23	5.27	5.22
52°	6.19	6.78	6.98	7.09	7.22	7.36	7.39
60°	6.49	7.00	7.22	7.37	7.48	7.70	7.79
75°	6.67	7.26	7.64	7.87	8.03	8.14	8.53
90°	6.80	7.40	7.92	8.34	8.62	8.82	9.13
110°	6.68	7.46	8.27	8.85	9.35	9.85	10.56
120°	6.44	7.37	8.07	9.01	9.83	10.48	11.64
135°	5.83	7.02	7.91	8.96	9.97	10.77	12.97
150°	4.91	6.19	7.04	7.90	8.86	10.14	13.49
Run VMG	4.25	5.36	6.11	6.84	7.67	8.78	11.68
Gybe Angles	143.3°	147.4°	152.3°	149.8°	146.0°	143.8°	148.3°

Time Allowances in secs/NM
Wind Velocity	6 kt	8 kt	10 kt	12 kt	14 kt	16 kt	20 kt
Beat VMG	883.9	768.0	728.3	709.2	688.6	682.6	689.2
52°	581.5	531.0	516.0	507.5	498.9	489.4	487.3
60°	555.0	514.4	498.6	488.6	481.3	467.8	462.2
75°	539.5	495.9	471.3	457.4	448.6	442.2	422.3
90°	529.8	486.3	454.8	431.8	417.7	408.3	394.5
110°	538.8	482.8	435.3	406.8	384.9	365.5	340.9
120°	559.0	488.8	446.1	399.7	366.3	343.4	309.2
135°	617.5	512.7	455.2	401.8	361.1	334.4	277.6
150°	732.7	581.8	511.7	455.7	406.5	355.1	266.9
Run VMG	846.1	671.8	588.9	526.2	469.4	410.0	308.1
Selected Courses
Windward / Leeward	865.0	719.9	658.6	617.7	579.0	546.3	498.7
All purpose	666.5	574.6	530.8	499.9	473.7	452.5	421.7

Single Number Scoring Options
Course	Time On Distance	Time On Time
Windward / Leeward	627.6	0.9560
All purpose	508.0	1.1811

Custom scoring options for Australia

Single Number	Time On Distance	Time On Time
Triple Number Coastal/Long Distance Low	620.5	0.9669
Triple Number Coastal/Long Distance Medium	509.9	1.1767
Triple Number Coastal/Long Distance High	446.3	1.3445
Triple Number Windward/Leeward Low	792.4	0.7572
Triple Number Windward/Leeward Medium	630.2	0.9521
Triple Number Windward/Leeward High	536.6	1.1181

Custom scoring options for Austria

Single Number	Time On Distance	Time On Time
Coastal/Long Distance	551.7	1.0876
Triple Number Coastal/Long Distance Low	620.5	0.9669
Triple Number Coastal/Long Distance Medium	509.9	1.1767
Triple Number Coastal/Long Distance High	446.3	1.3445
Triple Number Windward/Leeward Low	792.4	0.7572
Triple Number Windward/Leeward Medium	630.2	0.9521
Triple Number Windward/Leeward High	536.6	1.1181

Performance Curve	6 kt	8 kt	10 kt	12 kt	14 kt	16 kt	20 kt
Coastal/Long Distance	863.1	679.5	596.6	536.5	492.3	454.3	398.2

Custom scoring options for Brazil

Single Number	Time On Time
Upwind "bolina"	0.8156
Downwind "popa"	1.0994
70% up, 30% down "Ilhabela"	0.8840
30% up, 70% down "Ilhabela-inverso"	0.9954

Custom scoring options for Bulgaria

Single Number	Time On Distance	Time On Time
Triple Number Coastal/Long Distance Low	620.5	0.9669
Triple Number Coastal/Long Distance Medium	509.9	1.1767
Triple Number Coastal/Long Distance High	446.3	1.3445
Triple Number Windward/Leeward Low	792.4	0.7572
Triple Number Windward/Leeward Medium	630.2	0.9521
Triple Number Windward/Leeward High	536.6	1.1181
Predominantly Upwind	563.6	1.0646
Predominantly Downwind	497.9	1.2052

Custom scoring options for Canada

Single Number	Time On Distance	Time On Time
Triple Number All Purpose Low	620.5	0.9669
Triple Number All Purpose Medium	509.9	1.1767
Triple Number All Purpose High	446.3	1.3445
Triple Number Windward/Leeward Low	792.4	0.7572
Triple Number Windward/Leeward Medium	630.2	0.9521
Triple Number Windward/Leeward High	536.6	1.1181
Predominantly Upwind	563.6	1.0646
Predominantly Downwind	497.9	1.2052
Predominantly Upwind Low	692.3	0.8667
Predominantly Upwind Medium	595.9	1.0068
Predominantly Upwind High	565.0	1.0620
Predominantly Downwind Low	670.1	0.8954
Predominantly Downwind Medium	493.4	1.2161
Predominantly Downwind High	380.0	1.5791
Chicago-Mac Upwind		1.0469
Chicago-Mac All Purpose		1.1084
Chicago-Mac Downwind		1.1807
Bayview-Mac Cove Island		1.0491
Bayview-Mac Shore		1.0484
Victoria-Maui		1.3188

Custom scoring options for Cyprus

Single Number	Time On Distance	Time On Time
Coastal/Long Distance	551.7	1.0876
Triple Number Coastal/Long Distance Low	620.5	0.9669
Triple Number Coastal/Long Distance Medium	509.9	1.1767
Triple Number Coastal/Long Distance High	446.3	1.3445
Triple Number Windward/Leeward Low	792.4	0.7572
Triple Number Windward/Leeward Medium	630.2	0.9521
Triple Number Windward/Leeward High	536.6	1.1181

Performance Curve	6 kt	8 kt	10 kt	12 kt	14 kt	16 kt	20 kt
Coastal/Long Distance	863.1	679.5	596.6	536.5	492.3	454.3	398.2

Custom scoring options for Denmark

Single Number	Time On Distance	Time On Time
Coastal/Long Distance	551.7	1.0876
Triple Number Coastal/Long Distance Low	620.5	0.9669
Triple Number Coastal/Long Distance Medium	509.9	1.1767
Triple Number Coastal/Long Distance High	446.3	1.3445
Triple Number Windward/Leeward Low	792.4	0.7572
Triple Number Windward/Leeward Medium	630.2	0.9521
Triple Number Windward/Leeward High	536.6	1.1181

Performance Curve	6 kt	8 kt	10 kt	12 kt	14 kt	16 kt	20 kt
Coastal/Long Distance	863.1	679.5	596.6	536.5	492.3	454.3	398.2

Custom scoring options for Spain

Single Number	Time On Distance
Coastal/Long Distance	551.7
Triple Number Coastal/Long Distance Low	620.5
Triple Number Coastal/Long Distance Medium	509.9
Triple Number Coastal/Long Distance High	446.3
Triple Number Windward/Leeward Low	792.4
Triple Number Windward/Leeward Medium	630.2
Triple Number Windward/Leeward High	536.6

Performance Curve	6 kt	8 kt	10 kt	12 kt	14 kt	16 kt	20 kt
Coastal/Long Distance	863.1	679.5	596.6	536.5	492.3	454.3	398.2

Custom scoring options for Estonia

Single Number	Time On Distance	Time On Time
Coastal/Long Distance	551.7	1.0876
Triple Number Coastal/Long Distance Low	620.5	0.9669
Triple Number Coastal/Long Distance Medium	509.9	1.1767
Triple Number Coastal/Long Distance High	446.3	1.3445
Triple Number Windward/Leeward Low	792.4	0.7572
Triple Number Windward/Leeward Medium	630.2	0.9521
Triple Number Windward/Leeward High	536.6	1.1181

Performance Curve	6 kt	8 kt	10 kt	12 kt	14 kt	16 kt	20 kt
Coastal/Long Distance	863.1	679.5	596.6	536.5	492.3	454.3	398.2

Custom scoring options for Finland

Single Number	Time On Distance	Time On Time
FinRating (Coastal/Long Distance)	551.7	1.0876
Triple Number Coastal/Long Distance Low	620.5	0.9669
Triple Number Coastal/Long Distance Medium	509.9	1.1767
Triple Number Coastal/Long Distance High	446.3	1.3445
Triple Number Windward/Leeward Low	792.4	0.7572
Triple Number Windward/Leeward Medium	630.2	0.9521
Triple Number Windward/Leeward High	536.6	1.1181

Performance Curve	6 kt	8 kt	10 kt	12 kt	14 kt	16 kt	20 kt
Coastal/Long Distance	863.1	679.5	596.6	536.5	492.3	454.3	398.2

Custom scoring options for France

Single Number	Time On Distance	Time On Time
Triple Number Coastal/Long Distance Low	620.5	0.9669
Triple Number Coastal/Long Distance Medium	509.9	1.1767
Triple Number Coastal/Long Distance High	446.3	1.3445
Triple Number Windward/Leeward Low	792.4	0.7572
Triple Number Windward/Leeward Medium	630.2	0.9521
Triple Number Windward/Leeward High	536.6	1.1181

Custom scoring options for Germany

Single Number	Time On Time
Triple Number Coastal/Long Distance Low	0.9669
Triple Number Coastal/Long Distance Medium	1.1767
Triple Number Coastal/Long Distance High	1.3445
Triple Number Windward/Leeward Low	0.7572
Triple Number Windward/Leeward Medium	0.9521
Triple Number Windward/Leeward High	1.1181

Performance Curve	6 kt	8 kt	10 kt	12 kt	14 kt	16 kt	20 kt
Coastal/Long Distance	863.1	679.5	596.6	536.5	492.3	454.3	398.2

Custom scoring options for Greece

Single Number	Time On Distance	Time On Time
Coastal/Long Distance	551.7	1.0876
Triple Number Coastal/Long Distance Low	620.5	0.9669
Triple Number Coastal/Long Distance Medium	509.9	1.1767
Triple Number Coastal/Long Distance High	446.3	1.3445
Triple Number Windward/Leeward Low	792.4	0.7572
Triple Number Windward/Leeward Medium	630.2	0.9521
Triple Number Windward/Leeward High	536.6	1.1181

Performance Curve	6 kt	8 kt	10 kt	12 kt	14 kt	16 kt	20 kt
Coastal/Long Distance	863.1	679.5	596.6	536.5	492.3	454.3	398.2

Custom scoring options for Hungary

Single Number	Time On Distance	Time On Time
Triple Number Coastal/Long Distance Low	620.5	0.9669
Triple Number Coastal/Long Distance Medium	509.9	1.1767
Triple Number Coastal/Long Distance High	446.3	1.3445
Triple Number Windward/Leeward Low	792.4	0.7572
Triple Number Windward/Leeward Medium	630.2	0.9521
Triple Number Windward/Leeward High	536.6	1.1181

Custom scoring options for Israel

Single Number	Time On Distance	Time On Time
Coastal/Long Distance	551.7	1.0876
Triple Number Coastal/Long Distance Low	620.5	0.9669
Triple Number Coastal/Long Distance Medium	509.9	1.1767
Triple Number Coastal/Long Distance High	446.3	1.3445
Triple Number Windward/Leeward Low	792.4	0.7572
Triple Number Windward/Leeward Medium	630.2	0.9521
Triple Number Windward/Leeward High	536.6	1.1181

Performance Curve	6 kt	8 kt	10 kt	12 kt	14 kt	16 kt	20 kt
Coastal/Long Distance	863.1	679.5	596.6	536.5	492.3	454.3	398.2

Custom scoring options for Italy

Single Number	Time On Distance	Time On Time
Coastal/Long Distance	551.7	1.0876
Triple Number Coastal/Long Distance Low	620.5	0.9669
Triple Number Coastal/Long Distance Medium	509.9	1.1767
Triple Number Coastal/Long Distance High	446.3	1.3445
Triple Number Windward/Leeward Low	792.4	0.7572
Triple Number Windward/Leeward Medium	630.2	0.9521
Triple Number Windward/Leeward High	536.6	1.1181

Performance Curve	6 kt	8 kt	10 kt	12 kt	14 kt	16 kt	20 kt
Coastal/Long Distance	863.1	679.5	596.6	536.5	492.3	454.3	398.2

Custom scoring options for Japan

Single Number	Time On Distance	Time On Time
Triple Number Windward/Leeward Low	792.4	0.7572
Triple Number Windward/Leeward Medium	630.2	0.9521
Triple Number Windward/Leeward High	536.6	1.1181

Performance Curve	6 kt	8 kt	10 kt	12 kt	14 kt	16 kt	20 kt
Coastal/Long Distance	863.1	679.5	596.6	536.5	492.3	454.3	398.2

Custom scoring options for Korea

Single Number	Time On Distance
Triple Number Coastal/Long Distance Low	620.5
Triple Number Coastal/Long Distance Medium	509.9
Triple Number Coastal/Long Distance High	446.3
Triple Number Windward/Leeward Low	792.4
Triple Number Windward/Leeward Medium	630.2
Triple Number Windward/Leeward High	536.6
Predominantly Upwind	563.6
Predominantly Downwind	497.9
Predominantly Reaching	482.4

Custom scoring options for Lithuania

Single Number	Time On Distance	Time On Time
Coastal/Long Distance	551.7	1.0876
Triple Number Coastal/Long Distance Low	620.5	0.9669
Triple Number Coastal/Long Distance Medium	509.9	1.1767
Triple Number Coastal/Long Distance High	446.3	1.3445
Triple Number Windward/Leeward Low	792.4	0.7572
Triple Number Windward/Leeward Medium	630.2	0.9521
Triple Number Windward/Leeward High	536.6	1.1181

Performance Curve	6 kt	8 kt	10 kt	12 kt	14 kt	16 kt	20 kt
Coastal/Long Distance	863.1	679.5	596.6	536.5	492.3	454.3	398.2

Custom scoring options for Netherlands

Single Number	Time On Time
Triple Number Coastal/Long Distance Low	0.9669
Triple Number Coastal/Long Distance Medium	1.1767
Triple Number Coastal/Long Distance High	1.3445
Triple Number Windward/Leeward Low	0.7572
Triple Number Windward/Leeward Medium	0.9521
Triple Number Windward/Leeward High	1.1181
Coastal/Long Distance	1.0876
Predominantly Upwind	1.0646
Predominantly Downwind	1.2052

Custom scoring options for Norway

Single Number	Time On Time
Distanseseilas (NOR-rating ett tall)	1.0876
Tretall Distanseseilas Lite vind	0.9669
Tretall Distanseseilas Mellomvind	1.1767
Tretall Distanseseilas Mye vind	1.3445
Tretall Pølsebane Lite vind	0.7572
Tretall Pølsebane Mellomvind	0.9521
Tretall Pølsebane Mye vind	1.1181

Performance Curve	6 kt	8 kt	10 kt	12 kt	14 kt	16 kt	20 kt
Distanseseilas	863.1	679.5	596.6	536.5	492.3	454.3	398.2

Custom scoring options for Portugal

Single Number	Time On Distance	Time On Time
Triple Number Coastal/Long Distance Low	620.5	0.9669
Triple Number Coastal/Long Distance Medium	509.9	1.1767
Triple Number Coastal/Long Distance High	446.3	1.3445
Triple Number Windward/Leeward Low	792.4	0.7572
Triple Number Windward/Leeward Medium	630.2	0.9521
Triple Number Windward/Leeward High	536.6	1.1181
Coastal/Long Distance	551.7	1.0876

Custom scoring options for Russia

Single Number	Time On Distance	Time On Time
Predominantly Upwind	563.6	1.0646
Predominantly Downwind	497.9	1.2052

Custom scoring options for South Africa

Single Number	Time On Distance	Time On Time
Cape Doctor Inshore	513.0	1.1697
Cape Doctor Coastal	431.0	1.3923
Triple Number Coastal/Long Distance Low	620.5	0.9669
Triple Number Coastal/Long Distance Medium	509.9	1.1767
Triple Number Coastal/Long Distance High	446.3	1.3445
Triple Number Windward/Leeward Low	792.4	0.7572
Triple Number Windward/Leeward Medium	630.2	0.9521
Triple Number Windward/Leeward High	536.6	1.1181

Custom scoring options for Slovenia

Single Number	Time On Time
Triple Number Coastal/Long Distance Low	0.9669
Triple Number Coastal/Long Distance Medium	1.1767
Triple Number Coastal/Long Distance High	1.3445
Triple Number Windward/Leeward Low	0.7572
Triple Number Windward/Leeward Medium	0.9521
Triple Number Windward/Leeward High	1.1181

Custom scoring options for Switzerland

Single Number	Time On Time
Triple Number Coastal/Long Distance Low	0.9669
Triple Number Coastal/Long Distance Medium	1.1767
Triple Number Coastal/Long Distance High	1.3445
Triple Number Windward/Leeward Low	0.7572
Triple Number Windward/Leeward Medium	0.9521
Triple Number Windward/Leeward High	1.1181

Custom scoring options for Sweden

Single Number	Time On Distance	Time On Time
Coastal/Long Distance	551.7	1.0876
Triple Number Coastal/Long Distance Low	620.5	0.9669
Triple Number Coastal/Long Distance Medium	509.9	1.1767
Triple Number Coastal/Long Distance High	446.3	1.3445
Triple Number Windward/Leeward Low	792.4	0.7572
Triple Number Windward/Leeward Medium	630.2	0.9521
Triple Number Windward/Leeward High	536.6	1.1181
Predominantly Upwind	563.6	1.0646
Predominantly Downwind	497.9	1.2052

Performance Curve	6 kt	8 kt	10 kt	12 kt	14 kt	16 kt	20 kt
Coastal/Long Distance	863.1	679.5	596.6	536.5	492.3	454.3	398.2

Custom scoring options for Ukraine

Single Number	Time On Distance	Time On Time
Coastal/Long Distance	551.7	1.0876
Triple Number Coastal/Long Distance Low	620.5	0.9669
Triple Number Coastal/Long Distance Medium	509.9	1.1767
Triple Number Coastal/Long Distance High	446.3	1.3445
Triple Number Windward/Leeward Low	792.4	0.7572
Triple Number Windward/Leeward Medium	630.2	0.9521
Triple Number Windward/Leeward High	536.6	1.1181

Performance Curve	6 kt	8 kt	10 kt	12 kt	14 kt	16 kt	20 kt
Coastal/Long Distance	863.1	679.5	596.6	536.5	492.3	454.3	398.2

Custom scoring options for United States of America

Single Number	Time On Distance	Time On Time
Triple Number All Purpose Low	620.5	0.9669
Triple Number All Purpose Medium	509.9	1.1767
Triple Number All Purpose High	446.3	1.3445
Triple Number Windward/Leeward Low	792.4	0.7572
Triple Number Windward/Leeward Medium	630.2	0.9521
Triple Number Windward/Leeward High	536.6	1.1181
Predominantly Upwind	563.6	1.0646
Predominantly Downwind	497.9	1.2052
Predominantly Upwind Low	692.3	0.8667
Predominantly Upwind Medium	595.9	1.0068
Predominantly Upwind High	565.0	1.0620
Predominantly Downwind Low	670.1	0.8954
Predominantly Downwind Medium	493.4	1.2161
Predominantly Downwind High	380.0	1.5791
Chicago-Mac Upwind		1.0469
Chicago-Mac All Purpose		1.1084
Chicago-Mac Downwind		1.1807
Bayview-Mac Cove Island		1.0491
Bayview-Mac Shore		1.0484
Harvest Moon Regatta	444.6	1.3495
Victoria-Maui		1.3188

5-Band Windward/Leeward	Time On Distance	Time On Time
5-Band Low	853.8	0.7027
5-Band Low / Medium	739.3	0.8116
5-Band Medium	620.5	0.9670
5-Band Medium / High	549.8	1.0912
5-Band High	506.9	1.1836

Club
Certificate
2022

Boat

Double Down

USA 121

APH: 508.0

CDL: 8.635

GPH: 562.8

CertNo: US7404

Club
Certificate
2022

Boat

Double Down

USA 121

Club
Certificate
2022

Boat

Double Down

USA 121

Club
Certificate
2022

Boat

Double Down

USA 121

Club Certificate2022

Boat

Double Down

USA 121

APH: 508.0

CDL: 8.635

GPH: 562.8

CertNo: US7404

Club Certificate2022

Boat

Double Down

USA 121

Club Certificate2022

Boat

Double Down

USA 121

Club Certificate2022

Boat

Double Down

USA 121

Club
Certificate
2022

Club
Certificate
2022

Club
Certificate
2022

Club
Certificate
2022