Club
Certificate
2021

Boat

BLACK BIRD

EST574

 
Offshore
Racing
Congress

Certificate number: 145/21
Rated boat velocities in knots
Wind Velocity6 kt8 kt10 kt12 kt14 kt16 kt20 kt
Beat Angles43.1°42.0°42.8°41.3°40.3°40.1°41.1°
Beat VMG2.673.163.533.844.024.074.03
52°4.094.805.305.575.735.795.80
60°4.335.085.495.715.875.976.01
75°4.525.275.635.846.036.206.39
90°4.485.345.786.036.186.306.66
110°4.585.455.866.186.506.767.04
120°4.465.365.816.136.466.787.28
135°4.104.995.615.946.256.587.20
150°3.564.435.175.675.966.256.85
Run VMG3.083.844.515.135.605.906.46
Gybe Angles149.0°152.0°154.0°174.0°180.0°180.0°180.0°

GPH = 787.4

CDL = 5.626

BOAT
ClassBIRDIE 24𝕚DesignerHarry BeckerBuilderAge Date01/1976Series Date01/1976Offset FileBIRDIE24.off
HULL
Length Overall7.400 mMaximum Beam2.412 mDraft1.246 mDisplacement1,910 kgDLR8.4755IMS DivisionCruiser/RacerDynamic Allowance0.430%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight310 kg𝕚Minimum weight225 kg𝕚* when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRated Mainsail11.3511.50Headsail Luffed19.8919.89Headsail FlyingSymmetric41.39𝕚41.38𝕚Asymmetric
SAIL LIMITATIONS
Headsails5* Woven polyester sails Spinnakers4
STABILITY
Righting Moment36.4 kg·mStability IndexN/A
OWNER




The owner certifies that he/she understands his/her responsibilities under ORC Rule and Regulations.
ORC Ref  03880001CB9Issued on 14/06/2021Valid until 31/12/2021
VPP ver: 2021 1.00 | © ORC | www.orc.org

Club
Certificate
2021

Boat

BLACK BIRD

EST574

 
Offshore
Racing
Congress

Certificate number: 145/21
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG1350.61140.81020.0936.3895.2883.6893.6
52°881.0750.2679.7646.3628.4621.3620.3
60°830.9709.0656.3630.3613.0602.8599.3
75°797.2683.6639.7616.1597.0580.3563.4
90°804.4674.6623.0596.6582.9571.8540.6
110°786.5660.3614.1582.7554.0532.4511.7
120°806.7671.3619.4587.2557.1530.6494.6
135°877.4721.2641.7606.0575.9546.9500.0
150°1012.3813.5696.6635.3604.0576.3525.7
Run VMG1168.9938.0797.5701.8642.8610.6557.6
Selected Courses
Windward / Leeward1259.71039.4908.8819.1769.0747.1725.6
All purpose978.2815.4730.6678.9646.8628.6607.3
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward859.20.6983
All purpose702.80.8537
Custom scoring options for Australia
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low896.70.6691
Triple Number Coastal/Long Distance Medium699.50.8578
Triple Number Coastal/Long Distance High625.10.9598
Triple Number Windward/Leeward Low1149.60.5219
Triple Number Windward/Leeward Medium854.80.7019
Triple Number Windward/Leeward High744.50.8059
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance764.80.7845
Triple Number Coastal/Long Distance Low896.70.6691
Triple Number Coastal/Long Distance Medium699.50.8578
Triple Number Coastal/Long Distance High625.10.9598
Triple Number Windward/Leeward Low1149.60.5219
Triple Number Windward/Leeward Medium854.80.7019
Triple Number Windward/Leeward High744.50.8059
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1250.6975.0820.3723.7672.4636.7579.3
Custom scoring options for Bulgaria
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low896.70.6691
Triple Number Coastal/Long Distance Medium699.50.8578
Triple Number Coastal/Long Distance High625.10.9598
Triple Number Windward/Leeward Low1149.60.5219
Triple Number Windward/Leeward Medium854.80.7019
Triple Number Windward/Leeward High744.50.8059
Predominantly Upwind769.30.7799
Predominantly Downwind702.00.8547
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low896.70.6691
Triple Number All Purpose Medium699.50.8578
Triple Number All Purpose High625.10.9598
Triple Number Windward/Leeward Low1149.60.5219
Triple Number Windward/Leeward Medium854.80.7019
Triple Number Windward/Leeward High744.50.8059
Predominantly Upwind769.30.7799
Predominantly Downwind702.00.8547
Predominantly Upwind Low1021.70.5872
Predominantly Upwind Medium802.10.7481
Predominantly Upwind High739.60.8113
Predominantly Downwind Low952.10.6302
Predominantly Downwind Medium687.10.8733
Predominantly Downwind High583.21.0288
Chicago-Mac Upwind0.7636
Chicago-Mac All Purpose0.7986
Chicago-Mac Downwind0.8409
Bayview-Mac Cove Island0.7431
Bayview-Mac Shore0.7449
Victoria-Maui0.9015
Custom scoring options for Cyprus
Single NumberTime On DistanceTime On Time
Coastal/Long Distance764.80.7845
Triple Number Coastal/Long Distance Low896.70.6691
Triple Number Coastal/Long Distance Medium699.50.8578
Triple Number Coastal/Long Distance High625.10.9598
Triple Number Windward/Leeward Low1149.60.5219
Triple Number Windward/Leeward Medium854.80.7019
Triple Number Windward/Leeward High744.50.8059
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1250.6975.0820.3723.7672.4636.7579.3
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance764.80.7845
Triple Number Coastal/Long Distance Low896.70.6691
Triple Number Coastal/Long Distance Medium699.50.8578
Triple Number Coastal/Long Distance High625.10.9598
Triple Number Windward/Leeward Low1149.60.5219
Triple Number Windward/Leeward Medium854.80.7019
Triple Number Windward/Leeward High744.50.8059
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1250.6975.0820.3723.7672.4636.7579.3
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance764.8
Triple Number Coastal/Long Distance Low896.7
Triple Number Coastal/Long Distance Medium699.5
Triple Number Coastal/Long Distance High625.1
Triple Number Windward/Leeward Low1149.6
Triple Number Windward/Leeward Medium854.8
Triple Number Windward/Leeward High744.5
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1250.6975.0820.3723.7672.4636.7579.3
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance764.80.7845
Triple Number Coastal/Long Distance Low896.70.6691
Triple Number Coastal/Long Distance Medium699.50.8578
Triple Number Coastal/Long Distance High625.10.9598
Triple Number Windward/Leeward Low1149.60.5219
Triple Number Windward/Leeward Medium854.80.7019
Triple Number Windward/Leeward High744.50.8059
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1250.6975.0820.3723.7672.4636.7579.3
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)764.80.7845
Triple Number Coastal/Long Distance Low896.70.6691
Triple Number Coastal/Long Distance Medium699.50.8578
Triple Number Coastal/Long Distance High625.10.9598
Triple Number Windward/Leeward Low1149.60.5219
Triple Number Windward/Leeward Medium854.80.7019
Triple Number Windward/Leeward High744.50.8059
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1250.6975.0820.3723.7672.4636.7579.3
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low896.70.6691
Triple Number Coastal/Long Distance Medium699.50.8578
Triple Number Coastal/Long Distance High625.10.9598
Triple Number Windward/Leeward Low1149.60.5219
Triple Number Windward/Leeward Medium854.80.7019
Triple Number Windward/Leeward High744.50.8059
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.6691
Triple Number Coastal/Long Distance Medium0.8578
Triple Number Coastal/Long Distance High0.9598
Triple Number Windward/Leeward Low0.5219
Triple Number Windward/Leeward Medium0.7019
Triple Number Windward/Leeward High0.8059
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1250.6975.0820.3723.7672.4636.7579.3
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance764.80.7845
Triple Number Coastal/Long Distance Low896.70.6691
Triple Number Coastal/Long Distance Medium699.50.8578
Triple Number Coastal/Long Distance High625.10.9598
Triple Number Windward/Leeward Low1149.60.5219
Triple Number Windward/Leeward Medium854.80.7019
Triple Number Windward/Leeward High744.50.8059
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1250.6975.0820.3723.7672.4636.7579.3
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance764.80.7845
Triple Number Coastal/Long Distance Low896.70.6691
Triple Number Coastal/Long Distance Medium699.50.8578
Triple Number Coastal/Long Distance High625.10.9598
Triple Number Windward/Leeward Low1149.60.5219
Triple Number Windward/Leeward Medium854.80.7019
Triple Number Windward/Leeward High744.50.8059
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1250.6975.0820.3723.7672.4636.7579.3
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance764.80.7845
Triple Number Coastal/Long Distance Low896.70.6691
Triple Number Coastal/Long Distance Medium699.50.8578
Triple Number Coastal/Long Distance High625.10.9598
Triple Number Windward/Leeward Low1149.60.5219
Triple Number Windward/Leeward Medium854.80.7019
Triple Number Windward/Leeward High744.50.8059
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1250.6975.0820.3723.7672.4636.7579.3
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low1149.60.5219
Triple Number Windward/Leeward Medium854.80.7019
Triple Number Windward/Leeward High744.50.8059
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1250.6975.0820.3723.7672.4636.7579.3
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low896.7
Triple Number Coastal/Long Distance Medium699.5
Triple Number Coastal/Long Distance High625.1
Triple Number Windward/Leeward Low1149.6
Triple Number Windward/Leeward Medium854.8
Triple Number Windward/Leeward High744.5
Predominantly Upwind769.3
Predominantly Downwind702.0
Predominantly Reaching679.3
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low896.70.6691
Triple Number Coastal/Long Distance Medium699.50.8578
Triple Number Coastal/Long Distance High625.10.9598
Triple Number Windward/Leeward Low1149.60.5219
Triple Number Windward/Leeward Medium854.80.7019
Triple Number Windward/Leeward High744.50.8059
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.6691
Triple Number Coastal/Long Distance Medium0.8578
Triple Number Coastal/Long Distance High0.9598
Triple Number Windward/Leeward Low0.5219
Triple Number Windward/Leeward Medium0.7019
Triple Number Windward/Leeward High0.8059
Coastal/Long Distance0.7845
Predominantly Upwind0.7799
Predominantly Downwind0.8547
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)0.7845
Tretall Distanseseilas Lite vind0.6691
Tretall Distanseseilas Mellomvind0.8578
Tretall Distanseseilas Mye vind0.9598
Tretall Pølsebane Lite vind0.5219
Tretall Pølsebane Mellomvind0.7019
Tretall Pølsebane Mye vind0.8059
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas1250.6975.0820.3723.7672.4636.7579.3
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low896.70.6691
Triple Number Coastal/Long Distance Medium699.50.8578
Triple Number Coastal/Long Distance High625.10.9598
Triple Number Windward/Leeward Low1149.60.5219
Triple Number Windward/Leeward Medium854.80.7019
Triple Number Windward/Leeward High744.50.8059
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind769.30.7799
Predominantly Downwind702.00.8547
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore732.10.8196
Cape Doctor Coastal613.70.9777
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.6691
Triple Number Coastal/Long Distance Medium0.8578
Triple Number Coastal/Long Distance High0.9598
Triple Number Windward/Leeward Low0.5219
Triple Number Windward/Leeward Medium0.7019
Triple Number Windward/Leeward High0.8059
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.6691
Triple Number Coastal/Long Distance Medium0.8578
Triple Number Coastal/Long Distance High0.9598
Triple Number Windward/Leeward Low0.5219
Triple Number Windward/Leeward Medium0.7019
Triple Number Windward/Leeward High0.8059
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance764.80.7845
Triple Number Coastal/Long Distance Low896.70.6691
Triple Number Coastal/Long Distance Medium699.50.8578
Triple Number Coastal/Long Distance High625.10.9598
Triple Number Windward/Leeward Low1149.60.5219
Triple Number Windward/Leeward Medium854.80.7019
Triple Number Windward/Leeward High744.50.8059
Predominantly Upwind769.30.7799
Predominantly Downwind702.00.8547
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1250.6975.0820.3723.7672.4636.7579.3
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance764.80.7845
Triple Number Coastal/Long Distance Low896.70.6691
Triple Number Coastal/Long Distance Medium699.50.8578
Triple Number Coastal/Long Distance High625.10.9598
Triple Number Windward/Leeward Low1149.60.5219
Triple Number Windward/Leeward Medium854.80.7019
Triple Number Windward/Leeward High744.50.8059
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1250.6975.0820.3723.7672.4636.7579.3
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low896.70.6691
Triple Number All Purpose Medium699.50.8578
Triple Number All Purpose High625.10.9598
Triple Number Windward/Leeward Low1149.60.5219
Triple Number Windward/Leeward Medium854.80.7019
Triple Number Windward/Leeward High744.50.8059
Predominantly Upwind769.30.7799
Predominantly Downwind702.00.8547
Predominantly Upwind Low1021.70.5872
Predominantly Upwind Medium802.10.7481
Predominantly Upwind High739.60.8113
Predominantly Downwind Low952.10.6302
Predominantly Downwind Medium687.10.8733
Predominantly Downwind High583.21.0288
Chicago-Mac Upwind0.7636
Chicago-Mac All Purpose0.7986
Chicago-Mac Downwind0.8409
Bayview-Mac Cove Island0.7431
Bayview-Mac Shore0.7449
Harvest Moon Regatta619.70.9682
Victoria-Maui0.9015
ORC Ref  03880001CB9Issued on 14/06/2021Valid until 31/12/2021
VPP ver: 2021 1.00 | © ORC | www.orc.org