Club
Certificate
2022

Boat

Grace

FIN 10968

Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles42.3°41.8°40.2°39.6°39.4°39.9°40.6°
Beat VMG3.043.624.024.174.224.244.21
52°4.615.415.795.946.016.046.07
60°4.895.635.946.126.226.286.33
75°5.155.786.076.306.496.616.72
90°5.115.786.146.426.696.887.13
110°4.895.766.176.546.887.177.68
120°4.695.636.096.446.817.167.80
135°4.205.165.826.196.556.917.66
150°3.584.535.365.896.236.587.26
Run VMG3.103.934.675.335.836.176.82
Gybe Angles147.8°152.3°154.7°168.2°179.0°179.0°179.0°

APH: 658.6

CDL: 6.068

GPH: 734.4

CertNo:

BOAT
ClassRidas77DesignerIkhanovBuilderRidasAge date01/1994Series date01/1992Offset fileG2.BOFData fileFIN10968
HULL
Length Overall7.620 mMaximum Beam2.706 mDraft1.569 mDisplacement1,749 kgDLR8.3385IMS DivisionCruiser/RacerDynamic Allowance0.035%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight240 kgMinimum weight155 kg * when appliedNon Manual PowerCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail20.8921.55Headsail Luffed14.3314.33Headsail Flying17.3817.38Symmetric30.4630.46Asymmetric
STORM SAIL AREAS (m²)
Trysail5.99Storm Jib3.52Heavy Weather Jib9.49
SAIL LIMITS
Headsails5  Spinnakers4
STABILITY
Righting Moment29.9 kg·mStability IndexN/A
The owner and any other person in charge is responsible that boat is complying with her certificate in accordance with RRS 78.1 and ORC Rule 304.

Club
Certificate
2022

Boat

Grace

FIN 10968

Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG1184.9993.2895.0862.8853.1849.1855.4
52°781.2664.9621.9606.3598.8595.7592.8
60°736.0639.8605.8588.4579.0573.7569.2
75°698.6623.2592.8571.3554.7544.5536.0
90°704.9622.3586.2560.6538.1522.9504.7
110°736.5625.0583.2550.7523.1502.0468.7
120°767.3639.6591.6558.6528.5502.8461.5
135°857.6697.6618.4581.5549.5520.7470.3
150°1004.4794.9672.2611.1577.6547.3495.9
Run VMG1159.8916.3770.7675.7617.1583.3527.6
Selected Courses
Windward / Leeward1172.3954.7832.9769.3735.1716.2691.5
All purpose900.3750.9676.6638.2614.9598.7576.1
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward804.70.7457
All purpose658.60.9111
 
Custom scoring options for Australia
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low825.70.7267
Triple Number Coastal/Long Distance Medium654.60.9166
Triple Number Coastal/Long Distance High594.31.0096
Triple Number Windward/Leeward Low1063.50.5642
Triple Number Windward/Leeward Medium797.30.7525
Triple Number Windward/Leeward High711.70.8431
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance715.70.8384
Triple Number Coastal/Long Distance Low825.70.7267
Triple Number Coastal/Long Distance Medium654.60.9166
Triple Number Coastal/Long Distance High594.31.0096
Triple Number Windward/Leeward Low1063.50.5642
Triple Number Windward/Leeward Medium797.30.7525
Triple Number Windward/Leeward High711.70.8431
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1171.1898.6756.1680.0638.1604.0546.5
Custom scoring options for Brazil
Single NumberTime On Time
Upwind "bolina"0.6468
Downwind "popa"0.7999
70% up, 30% down "Ilhabela"0.6862
30% up, 70% down "Ilhabela-inverso"0.7469
Custom scoring options for Bulgaria
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low825.70.7267
Triple Number Coastal/Long Distance Medium654.60.9166
Triple Number Coastal/Long Distance High594.31.0096
Triple Number Windward/Leeward Low1063.50.5642
Triple Number Windward/Leeward Medium797.30.7525
Triple Number Windward/Leeward High711.70.8431
Predominantly Upwind713.00.8415
Predominantly Downwind665.30.9018
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low825.70.7267
Triple Number All Purpose Medium654.60.9166
Triple Number All Purpose High594.31.0096
Triple Number Windward/Leeward Low1063.50.5642
Triple Number Windward/Leeward Medium797.30.7525
Triple Number Windward/Leeward High711.70.8431
Predominantly Upwind713.00.8415
Predominantly Downwind665.30.9018
Predominantly Upwind Low916.90.6544
Predominantly Upwind Medium737.00.8141
Predominantly Upwind High705.00.8510
Predominantly Downwind Low907.00.6615
Predominantly Downwind Medium658.00.9118
Predominantly Downwind High553.01.0850
Chicago-Mac Upwind0.8279
Chicago-Mac All Purpose0.8556
Chicago-Mac Downwind0.8871
Bayview-Mac Cove Island0.8036
Bayview-Mac Shore0.8094
Victoria-Maui0.9522
Custom scoring options for Cyprus
Single NumberTime On DistanceTime On Time
Coastal/Long Distance715.70.8384
Triple Number Coastal/Long Distance Low825.70.7267
Triple Number Coastal/Long Distance Medium654.60.9166
Triple Number Coastal/Long Distance High594.31.0096
Triple Number Windward/Leeward Low1063.50.5642
Triple Number Windward/Leeward Medium797.30.7525
Triple Number Windward/Leeward High711.70.8431
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1171.1898.6756.1680.0638.1604.0546.5
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance715.70.8384
Triple Number Coastal/Long Distance Low825.70.7267
Triple Number Coastal/Long Distance Medium654.60.9166
Triple Number Coastal/Long Distance High594.31.0096
Triple Number Windward/Leeward Low1063.50.5642
Triple Number Windward/Leeward Medium797.30.7525
Triple Number Windward/Leeward High711.70.8431
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1171.1898.6756.1680.0638.1604.0546.5
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance715.7
Triple Number Coastal/Long Distance Low825.7
Triple Number Coastal/Long Distance Medium654.6
Triple Number Coastal/Long Distance High594.3
Triple Number Windward/Leeward Low1063.5
Triple Number Windward/Leeward Medium797.3
Triple Number Windward/Leeward High711.7
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1171.1898.6756.1680.0638.1604.0546.5
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance715.70.8384
Triple Number Coastal/Long Distance Low825.70.7267
Triple Number Coastal/Long Distance Medium654.60.9166
Triple Number Coastal/Long Distance High594.31.0096
Triple Number Windward/Leeward Low1063.50.5642
Triple Number Windward/Leeward Medium797.30.7525
Triple Number Windward/Leeward High711.70.8431
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1171.1898.6756.1680.0638.1604.0546.5
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)715.70.8384
Triple Number Coastal/Long Distance Low825.70.7267
Triple Number Coastal/Long Distance Medium654.60.9166
Triple Number Coastal/Long Distance High594.31.0096
Triple Number Windward/Leeward Low1063.50.5642
Triple Number Windward/Leeward Medium797.30.7525
Triple Number Windward/Leeward High711.70.8431
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1171.1898.6756.1680.0638.1604.0546.5
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low825.70.7267
Triple Number Coastal/Long Distance Medium654.60.9166
Triple Number Coastal/Long Distance High594.31.0096
Triple Number Windward/Leeward Low1063.50.5642
Triple Number Windward/Leeward Medium797.30.7525
Triple Number Windward/Leeward High711.70.8431
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.7267
Triple Number Coastal/Long Distance Medium0.9166
Triple Number Coastal/Long Distance High1.0096
Triple Number Windward/Leeward Low0.5642
Triple Number Windward/Leeward Medium0.7525
Triple Number Windward/Leeward High0.8431
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1171.1898.6756.1680.0638.1604.0546.5
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance715.70.8384
Triple Number Coastal/Long Distance Low825.70.7267
Triple Number Coastal/Long Distance Medium654.60.9166
Triple Number Coastal/Long Distance High594.31.0096
Triple Number Windward/Leeward Low1063.50.5642
Triple Number Windward/Leeward Medium797.30.7525
Triple Number Windward/Leeward High711.70.8431
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1171.1898.6756.1680.0638.1604.0546.5
Custom scoring options for Hungary
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low825.70.7267
Triple Number Coastal/Long Distance Medium654.60.9166
Triple Number Coastal/Long Distance High594.31.0096
Triple Number Windward/Leeward Low1063.50.5642
Triple Number Windward/Leeward Medium797.30.7525
Triple Number Windward/Leeward High711.70.8431
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance715.70.8384
Triple Number Coastal/Long Distance Low825.70.7267
Triple Number Coastal/Long Distance Medium654.60.9166
Triple Number Coastal/Long Distance High594.31.0096
Triple Number Windward/Leeward Low1063.50.5642
Triple Number Windward/Leeward Medium797.30.7525
Triple Number Windward/Leeward High711.70.8431
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1171.1898.6756.1680.0638.1604.0546.5
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance715.70.8384
Triple Number Coastal/Long Distance Low825.70.7267
Triple Number Coastal/Long Distance Medium654.60.9166
Triple Number Coastal/Long Distance High594.31.0096
Triple Number Windward/Leeward Low1063.50.5642
Triple Number Windward/Leeward Medium797.30.7525
Triple Number Windward/Leeward High711.70.8431
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1171.1898.6756.1680.0638.1604.0546.5
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low1063.50.5642
Triple Number Windward/Leeward Medium797.30.7525
Triple Number Windward/Leeward High711.70.8431
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1171.1898.6756.1680.0638.1604.0546.5
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low825.7
Triple Number Coastal/Long Distance Medium654.6
Triple Number Coastal/Long Distance High594.3
Triple Number Windward/Leeward Low1063.5
Triple Number Windward/Leeward Medium797.3
Triple Number Windward/Leeward High711.7
Predominantly Upwind713.0
Predominantly Downwind665.3
Predominantly Reaching639.1
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Coastal/Long Distance715.70.8384
Triple Number Coastal/Long Distance Low825.70.7267
Triple Number Coastal/Long Distance Medium654.60.9166
Triple Number Coastal/Long Distance High594.31.0096
Triple Number Windward/Leeward Low1063.50.5642
Triple Number Windward/Leeward Medium797.30.7525
Triple Number Windward/Leeward High711.70.8431
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1171.1898.6756.1680.0638.1604.0546.5
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.7267
Triple Number Coastal/Long Distance Medium0.9166
Triple Number Coastal/Long Distance High1.0096
Triple Number Windward/Leeward Low0.5642
Triple Number Windward/Leeward Medium0.7525
Triple Number Windward/Leeward High0.8431
Coastal/Long Distance0.8384
Predominantly Upwind0.8415
Predominantly Downwind0.9018
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)0.8384
Tretall Distanseseilas Lite vind0.7267
Tretall Distanseseilas Mellomvind0.9166
Tretall Distanseseilas Mye vind1.0096
Tretall Pølsebane Lite vind0.5642
Tretall Pølsebane Mellomvind0.7525
Tretall Pølsebane Mye vind0.8431
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas1171.1898.6756.1680.0638.1604.0546.5
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low825.70.7267
Triple Number Coastal/Long Distance Medium654.60.9166
Triple Number Coastal/Long Distance High594.31.0096
Triple Number Windward/Leeward Low1063.50.5642
Triple Number Windward/Leeward Medium797.30.7525
Triple Number Windward/Leeward High711.70.8431
Coastal/Long Distance715.70.8384
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind713.00.8415
Predominantly Downwind665.30.9018
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore698.90.8585
Cape Doctor Coastal582.91.0294
Triple Number Coastal/Long Distance Low825.70.7267
Triple Number Coastal/Long Distance Medium654.60.9166
Triple Number Coastal/Long Distance High594.31.0096
Triple Number Windward/Leeward Low1063.50.5642
Triple Number Windward/Leeward Medium797.30.7525
Triple Number Windward/Leeward High711.70.8431
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.7267
Triple Number Coastal/Long Distance Medium0.9166
Triple Number Coastal/Long Distance High1.0096
Triple Number Windward/Leeward Low0.5642
Triple Number Windward/Leeward Medium0.7525
Triple Number Windward/Leeward High0.8431
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.7267
Triple Number Coastal/Long Distance Medium0.9166
Triple Number Coastal/Long Distance High1.0096
Triple Number Windward/Leeward Low0.5642
Triple Number Windward/Leeward Medium0.7525
Triple Number Windward/Leeward High0.8431
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance715.70.8384
Triple Number Coastal/Long Distance Low825.70.7267
Triple Number Coastal/Long Distance Medium654.60.9166
Triple Number Coastal/Long Distance High594.31.0096
Triple Number Windward/Leeward Low1063.50.5642
Triple Number Windward/Leeward Medium797.30.7525
Triple Number Windward/Leeward High711.70.8431
Predominantly Upwind713.00.8415
Predominantly Downwind665.30.9018
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1171.1898.6756.1680.0638.1604.0546.5
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance715.70.8384
Triple Number Coastal/Long Distance Low825.70.7267
Triple Number Coastal/Long Distance Medium654.60.9166
Triple Number Coastal/Long Distance High594.31.0096
Triple Number Windward/Leeward Low1063.50.5642
Triple Number Windward/Leeward Medium797.30.7525
Triple Number Windward/Leeward High711.70.8431
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1171.1898.6756.1680.0638.1604.0546.5
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low825.70.7267
Triple Number All Purpose Medium654.60.9166
Triple Number All Purpose High594.31.0096
Triple Number Windward/Leeward Low1063.50.5642
Triple Number Windward/Leeward Medium797.30.7525
Triple Number Windward/Leeward High711.70.8431
Predominantly Upwind713.00.8415
Predominantly Downwind665.30.9018
Predominantly Upwind Low916.90.6544
Predominantly Upwind Medium737.00.8141
Predominantly Upwind High705.00.8510
Predominantly Downwind Low907.00.6615
Predominantly Downwind Medium658.00.9118
Predominantly Downwind High553.01.0850
Chicago-Mac Upwind0.8279
Chicago-Mac All Purpose0.8556
Chicago-Mac Downwind0.8871
Bayview-Mac Cove Island0.8036
Bayview-Mac Shore0.8094
Harvest Moon Regatta583.81.0277
Victoria-Maui0.9522
5-Band
Windward/Leeward
Time On DistanceTime On Time
5-Band Low1155.60.5192
5-Band Low / Medium975.60.6150
5-Band Medium785.10.7642
5-Band Medium / High719.70.8337
5-Band High695.80.8624

Club
Certificate
2022

Boat

Grace

FIN 10968

Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassRidas77Measurement31/05/2020HINPlan reviewHull constructionSolidAramid Hull CoreNoCarbon RudderNoLight stanchionsNoTrim tabNo
LOA7.620Max. Beam2.706Draft1.569Displacement1,749Wetted area11.65IMS L6.146LSM05.941Acc. length7.620Sink (kg/mm) 8.39
VCGD-0.121VCGM-0.018RM Measured (kg·m) 29.9RM Default (kg·m) 29.9Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
PIPA0.0000
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays1Spreaders2
P9.170IG8.380ISP8.408MDT10.080MDL10.120MDT2MDL2TLTaperMWGO
E3.730J2.480BAS0.995FSDSFJ0.125SPL2.480WPLTPS3.290BDMWT48.50MCG4.310
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG estimatedFlotation Date31/05/2020MeasurerComment
SFFP0.500FFMFF0.866LCFcl4.070SG
SAFP6.223FAMFA0.611LCFsh4.281HBI0.786
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible

Club
Certificate
2022

Boat

Grace

FIN 10968

Avomeripurjehtijat ry
c/o Mainoskauppa Oy
Melkonkatu 16 B
00210 HELSINKI
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateMakerMaterialComment20.130.821.502.473.2120.8911/05/2022Unknown
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateMakerMaterialComment34.088.37NoYes017.3822/05/2022Unknownvanha gennakerg10.050.420.811.672.593.598.29NoNo 14.3311/05/2022Unknowng20.050.350.671.372.173.007.90NoNo 11.37Unknown
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateMakerMaterialComment28.228.228.224.374.7530.46Unknown