Club
Certificate
Non Spinnaker
2024

Boat

Bo Braya

BUL 51

ORC Bulgaria
Varna
Mosrka Gara 1
orcratingbulgaria@gmail.com
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat Angles46.3°44.5°42.9°41.7°41.0°40.9°40.9°41.8°
Beat VMG3.224.054.705.215.535.695.785.70
52°5.066.247.107.748.148.368.508.49
60°5.446.607.458.048.438.668.828.84
75°5.716.877.718.298.678.949.299.41
90°5.596.797.678.288.699.009.549.94
110°4.906.197.228.018.558.959.6410.31
120°4.615.886.937.768.388.819.5210.23
135°4.005.226.277.157.898.439.189.87
150°3.394.475.396.267.017.678.619.27
Run VMG2.943.874.785.646.437.158.319.05
Gybe Angles144.1°144.9°175.7°177.5°178.9°179.3°179.7°179.9°
APH ToD:557.7CDL: 11.588APH ToT: 1.0758CertNo:024/24
BOAT
ClassBavaria 51 CruiserDesignerFarrBuilderBavariaAge date12/2015Series date12/2015Offset fileBAVARIACR50.OFFData fileBUL51
HULL
Length Overall14.964 mMaximum Beam4.612 mDraft2.234 mDisplacement15,900 kgDLR6.1478IMS DivisionCruiser/RacerDynamic Allowance0.350%Age Allowance0.292%
PROPELLER
InstallationStrutTypeFolding 4 bladesDiameter0.508m
CREW
Maximum weight800 kg(declared)Minimum weight670 kg * when appliedNon Manual PowerCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail61.7162.10Headsail Luffed54.1554.15Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail20.48Storm Jib19.15Heavy Weather Jib51.71
SAIL LIMITS
Headsails7 * Woven polyester sails  Spinnakers0 * No spinnaker pole aboard
STABILITY
Righting MomentN/AStability 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
Non Spinnaker
2024

Boat

Bo Braya

BUL 51

ORC Bulgaria
Varna
Mosrka Gara 1
orcratingbulgaria@gmail.com
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat VMG1119.3888.3765.6691.2650.5632.6622.8631.4
52°710.8576.8506.9465.2442.2430.5423.5424.2
60°661.3545.1483.5447.7427.1415.9408.0407.3
75°630.4524.0466.7434.5415.3402.5387.4382.5
90°644.1530.3469.2434.6414.1399.8377.3362.3
110°734.2581.2498.8449.7421.0402.5373.4349.2
120°781.7611.8519.8463.7429.8408.8378.2351.9
135°899.3689.5574.4503.4456.5426.8392.1364.7
150°1061.6804.9667.9575.5513.4469.5418.3388.5
Run VMG1225.8929.4753.9638.2559.6503.4433.3397.6
Selected Courses
Windward / Leeward1172.6908.9759.7664.7605.0568.0528.0514.5
All purpose881.9694.6592.8529.4490.6466.7440.0427.1
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward705.10.8510
All purpose557.71.0758
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low788.20.7612
Triple Number Coastal/Long Distance Medium554.61.0819
Triple Number Coastal/Long Distance High462.61.2969
Triple Number Windward/Leeward Low1040.80.5765
Triple Number Windward/Leeward Medium701.80.8549
Triple Number Windward/Leeward High562.31.0671
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance615.80.9744
Triple Number Coastal/Long Distance Low788.20.7612
Triple Number Coastal/Long Distance Medium554.61.0819
Triple Number Coastal/Long Distance High462.61.2969
Triple Number Windward/Leeward Low1040.80.5765
Triple Number Windward/Leeward Medium701.80.8549
Triple Number Windward/Leeward High562.31.0671
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1177.9851.7677.6569.6511.3472.2419.5404.0
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7821
Downwind "popa"0.8328
70% up, 30% down "Ilhabela"0.7966
30% up, 70% down "Ilhabela-inverso"0.8169
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low788.20.7612
Triple Number Coastal/Long Distance Medium554.61.0819
Triple Number Coastal/Long Distance High462.61.2969
Triple Number Windward/Leeward Low1040.80.5765
Triple Number Windward/Leeward Medium701.80.8549
Triple Number Windward/Leeward High562.31.0671
Predominantly Upwind591.71.0141
Predominantly Downwind591.31.0148
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low788.30.7612
Triple Number AP Medium554.71.0817
Triple Number AP High462.71.2969
Triple Number Windward/Leeward Low1040.80.5765
Triple Number Windward/Leeward Medium701.80.8549
Triple Number Windward/Leeward High562.31.0671
Single Number Predominant Upwind589.81.0173
Single Number Predominant Reaching531.01.1299
Single Number Predominant Downwind592.41.0128
Predominant Upwind - Low851.80.7044
Predominant Upwind - Low/Med678.80.8840
Predominant Upwind - Medium563.81.0643
Predominant Upwind - Med/High500.81.1980
Predominant Upwind - High480.01.2501
Predominant Downwind Low913.20.6570
Predominant Downwind Low/Med705.40.8505
Predominant Downwind Medium561.11.0693
Predominant Downwind Med/High470.11.2764
Predominant Downwind High427.91.4022
Predominant Reaching Low773.90.7753
Predominant Reaching Low/Med614.40.9765
Predominant Reaching Medium507.31.1828
Predominant Reaching Med/High443.81.3518
Predominant Reaching High415.71.4434
SA/DSPL Upwind18.16SA/DSPL Downwind18.16
Scoring OptionTODTOT
5-Band Windward/Leeward Low1112.70.5392
5-Band Windward/Leeward Low/Med859.10.6984
5-Band Windward/Leeward Medium682.80.8787
5-Band Windward/Leeward Med/High575.61.0423
5-Band Windward/Leeward High532.61.1265
Windward/Leeward 60-40 Low1103.50.5437
Windward/Leeward 60-40 Low/Med857.30.6999
Windward/Leeward 60-40 Medium687.90.8722
Windward/Leeward 60-40 Med/High588.31.0199
Windward/Leeward 60-40 High551.31.0883
5-Band AP Low839.40.7148
5-Band AP Low/Med661.90.9065
5-Band AP Medium542.01.1070
5-Band AP Med/High471.51.2725
5-Band AP High442.41.3563
5-Band SF Bay Tour - Low1051.00.5709
5-Band SF Bay Tour - Low/Med816.20.7351
5-Band SF Bay Tour - Medium655.40.9155
5-Band SF Bay Tour - Med/High560.21.0710
5-Band SF Bay Tour - High523.71.1456
Chicago-Mac Upwind0.9887
Chicago-Mac All Purpose0.9876
Chicago-Mac Downwind0.9892
Bayview-Mac Cove Island0.8990
Bayview-Mac Shore0.9229
Harvest Moon Regatta470.71.2746
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance615.80.9744
Triple Number Coastal/Long Distance Low788.20.7612
Triple Number Coastal/Long Distance Medium554.61.0819
Triple Number Coastal/Long Distance High462.61.2969
Triple Number Windward/Leeward Low1040.80.5765
Triple Number Windward/Leeward Medium701.80.8549
Triple Number Windward/Leeward High562.31.0671
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1177.9851.7677.6569.6511.3472.2419.5404.0
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance615.80.9744
Triple Number Coastal/Long Distance Low788.20.7612
Triple Number Coastal/Long Distance Medium554.61.0819
Triple Number Coastal/Long Distance High462.61.2969
Triple Number Windward/Leeward Low1040.80.5765
Triple Number Windward/Leeward Medium701.80.8549
Triple Number Windward/Leeward High562.31.0671
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1177.9851.7677.6569.6511.3472.2419.5404.0
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance615.8
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1177.9851.7677.6569.6511.3472.2419.5404.0
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low788.20.7612
Triple Number Coastal/Long Distance Medium554.61.0819
Triple Number Coastal/Long Distance High462.61.2969
Triple Number Windward/Leeward Low1040.80.5765
Triple Number Windward/Leeward Medium701.80.8549
Triple Number Windward/Leeward High562.31.0671
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)615.80.9744
Triple Number Coastal/Long Distance Low788.20.7612
Triple Number Coastal/Long Distance Medium554.61.0819
Triple Number Coastal/Long Distance High462.61.2969
Triple Number Windward/Leeward Low1040.80.5765
Triple Number Windward/Leeward Medium701.80.8549
Triple Number Windward/Leeward High562.31.0671
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1177.9851.7677.6569.6511.3472.2419.5404.0
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low788.20.7612
Triple Number Coastal/Long Distance Medium554.61.0819
Triple Number Coastal/Long Distance High462.61.2969
Triple Number Windward/Leeward Low1040.80.5765
Triple Number Windward/Leeward Medium701.80.8549
Triple Number Windward/Leeward High562.31.0671
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7612
Triple Number Coastal/Long Distance Medium1.0819
Triple Number Coastal/Long Distance High1.2969
Triple Number Windward/Leeward Low0.5765
Triple Number Windward/Leeward Medium0.8549
Triple Number Windward/Leeward High1.0671
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1177.9851.7677.6569.6511.3472.2419.5404.0
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance615.80.9744
Triple Number Coastal/Long Distance Low788.20.7612
Triple Number Coastal/Long Distance Medium554.61.0819
Triple Number Coastal/Long Distance High462.61.2969
Triple Number Windward/Leeward Low1040.80.5765
Triple Number Windward/Leeward Medium701.80.8549
Triple Number Windward/Leeward High562.31.0671
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1177.9851.7677.6569.6511.3472.2419.5404.0
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low788.20.7612
Triple Number Coastal/Long Distance Medium554.61.0819
Triple Number Coastal/Long Distance High462.61.2969
Triple Number Windward/Leeward Low1040.80.5765
Triple Number Windward/Leeward Medium701.80.8549
Triple Number Windward/Leeward High562.31.0671
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance615.80.9744
Triple Number Coastal/Long Distance Low788.20.7612
Triple Number Coastal/Long Distance Medium554.61.0819
Triple Number Coastal/Long Distance High462.61.2969
Triple Number Windward/Leeward Low1040.80.5765
Triple Number Windward/Leeward Medium701.80.8549
Triple Number Windward/Leeward High562.31.0671
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1177.9851.7677.6569.6511.3472.2419.5404.0
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance615.80.9744
Triple Number Coastal/Long Distance Low788.20.7612
Triple Number Coastal/Long Distance Medium554.61.0819
Triple Number Coastal/Long Distance High462.61.2969
Triple Number Windward/Leeward Low1040.80.5765
Triple Number Windward/Leeward Medium701.80.8549
Triple Number Windward/Leeward High562.31.0671
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1177.9851.7677.6569.6511.3472.2419.5404.0
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low788.2
Triple Number Coastal/Long Distance Medium554.6
Triple Number Coastal/Long Distance High462.6
Triple Number Windward/Leeward Low1040.8
Triple Number Windward/Leeward Medium701.8
Triple Number Windward/Leeward High562.3
Predominantly Upwind591.7
Predominantly Downwind591.3
Predominantly Reaching550.4
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance615.80.9744
Triple Number Coastal/Long Distance Low788.20.7612
Triple Number Coastal/Long Distance Medium554.61.0819
Triple Number Coastal/Long Distance High462.61.2969
Triple Number Windward/Leeward Low1040.80.5765
Triple Number Windward/Leeward Medium701.80.8549
Triple Number Windward/Leeward High562.31.0671
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1177.9851.7677.6569.6511.3472.2419.5404.0
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7612
Triple Number Coastal/Long Distance Medium1.0819
Triple Number Coastal/Long Distance High1.2969
Triple Number Windward/Leeward Low0.5765
Triple Number Windward/Leeward Medium0.8549
Triple Number Windward/Leeward High1.0671
Coastal/Long Distance0.9744
Predominantly Upwind1.0141
Predominantly Downwind1.0148
For information
General Purpose Handicap (GPH)639.8
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7612
Tretall Distanseseilas Mellomvind1.0819
Tretall Distanseseilas Mye vind1.2969
Tretall Pølsebane Lite vind0.5765
Tretall Pølsebane Mellomvind0.8549
Tretall Pølsebane Mye vind1.0671
Distanseseilas ett tall1.0758
Enkeltall Motvind1.0141
Enkeltall Medvind1.0148
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low788.20.7612
Triple Number Coastal/Long Distance Medium554.61.0819
Triple Number Coastal/Long Distance High462.61.2969
Triple Number Windward/Leeward Low1040.80.5765
Triple Number Windward/Leeward Medium701.80.8549
Triple Number Windward/Leeward High562.31.0671
Coastal/Long Distance615.80.9744
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind591.71.0141
Predominantly Downwind591.31.0148
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore518.61.1570
Cape Doctor Coastal430.91.3923
Triple Number Coastal/Long Distance Low788.20.7612
Triple Number Coastal/Long Distance Medium554.61.0819
Triple Number Coastal/Long Distance High462.61.2969
Triple Number Windward/Leeward Low1040.80.5765
Triple Number Windward/Leeward Medium701.80.8549
Triple Number Windward/Leeward High562.31.0671
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7612
Triple Number Coastal/Long Distance Medium1.0819
Triple Number Coastal/Long Distance High1.2969
Triple Number Windward/Leeward Low0.5765
Triple Number Windward/Leeward Medium0.8549
Triple Number Windward/Leeward High1.0671
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7612
Triple Number Coastal/Long Distance Medium1.0819
Triple Number Coastal/Long Distance High1.2969
Triple Number Windward/Leeward Low0.5765
Triple Number Windward/Leeward Medium0.8549
Triple Number Windward/Leeward High1.0671
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance615.80.9744
Triple Number Coastal/Long Distance Low788.20.7612
Triple Number Coastal/Long Distance Medium554.61.0819
Triple Number Coastal/Long Distance High462.61.2969
Triple Number Windward/Leeward Low1040.80.5765
Triple Number Windward/Leeward Medium701.80.8549
Triple Number Windward/Leeward High562.31.0671
Predominantly Upwind591.71.0141
Predominantly Downwind591.31.0148
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1177.9851.7677.6569.6511.3472.2419.5404.0
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance615.80.9744
Triple Number Coastal/Long Distance Low788.20.7612
Triple Number Coastal/Long Distance Medium554.61.0819
Triple Number Coastal/Long Distance High462.61.2969
Triple Number Windward/Leeward Low1040.80.5765
Triple Number Windward/Leeward Medium701.80.8549
Triple Number Windward/Leeward High562.31.0671
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1177.9851.7677.6569.6511.3472.2419.5404.0
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low788.30.7612
Triple Number AP Medium554.71.0817
Triple Number AP High462.71.2969
Triple Number Windward/Leeward Low1040.80.5765
Triple Number Windward/Leeward Medium701.80.8549
Triple Number Windward/Leeward High562.31.0671
Single Number Predominant Upwind589.81.0173
Single Number Predominant Reaching531.01.1299
Single Number Predominant Downwind592.41.0128
Predominant Upwind - Low851.80.7044
Predominant Upwind - Low/Med678.80.8840
Predominant Upwind - Medium563.81.0643
Predominant Upwind - Med/High500.81.1980
Predominant Upwind - High480.01.2501
Predominant Downwind Low913.20.6570
Predominant Downwind Low/Med705.40.8505
Predominant Downwind Medium561.11.0693
Predominant Downwind Med/High470.11.2764
Predominant Downwind High427.91.4022
Predominant Reaching Low773.90.7753
Predominant Reaching Low/Med614.40.9765
Predominant Reaching Medium507.31.1828
Predominant Reaching Med/High443.81.3518
Predominant Reaching High415.71.4434
SA/DSPL Upwind18.16SA/DSPL Downwind18.16
Scoring OptionTODTOT
5-Band Windward/Leeward Low1112.70.5392
5-Band Windward/Leeward Low/Med859.10.6984
5-Band Windward/Leeward Medium682.80.8787
5-Band Windward/Leeward Med/High575.61.0423
5-Band Windward/Leeward High532.61.1265
Windward/Leeward 60-40 Low1103.50.5437
Windward/Leeward 60-40 Low/Med857.30.6999
Windward/Leeward 60-40 Medium687.90.8722
Windward/Leeward 60-40 Med/High588.31.0199
Windward/Leeward 60-40 High551.31.0883
5-Band AP Low839.40.7148
5-Band AP Low/Med661.90.9065
5-Band AP Medium542.01.1070
5-Band AP Med/High471.51.2725
5-Band AP High442.41.3563
5-Band SF Bay Tour - Low1051.00.5709
5-Band SF Bay Tour - Low/Med816.20.7351
5-Band SF Bay Tour - Medium655.40.9155
5-Band SF Bay Tour - Med/High560.21.0710
5-Band SF Bay Tour - High523.71.1456
Chicago-Mac Upwind0.9887
Chicago-Mac All Purpose0.9876
Chicago-Mac Downwind0.9892
Bayview-Mac Cove Island0.8990
Bayview-Mac Shore0.9229
Harvest Moon Regatta470.71.2746

Club
Certificate
Non Spinnaker
2024

Boat

Bo Braya

BUL 51

ORC Bulgaria
Varna
Mosrka Gara 1
orcratingbulgaria@gmail.com
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassBavaria 51 CruiserMeasurement15/05/2024HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA14.964Max. Beam4.612Draft2.234Displacement15,900Wetted area52.52IMS L13.843LSM013.725Acc. length14.964Sink (kg/mm) 40.31
VCGD0.222VCGM0.240RM Rated (kg·m) 508.5Limit of positive stability(°) N/AStability IndexN/ADefault crew weight1,081Declared crew weight800
PROPELLER
Propeller TypeFolding 4 blades
InstallationStrutTwin screwYesHydro generatorNo
PRD0.508PBWPIPA0.0090
EDL3.370ST10.065ST20.180
ST30.185ST40.110ST50.335
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerYesMainsail furlerIn mastArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunners/Checkstays0Spreaders2Rotating mastNo
P18.400IG19.570ISP19.940MDT10.160MDL10.310MDT20.160MDL20.310TL0.000MWGO
E6.360J6.080BAS2.000FSD0.050SFJ0.000SPL0.000WPLTPS6.580BDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date23/09/2017
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible

Club
Certificate
Non Spinnaker
2024

Boat

Bo Braya

BUL 51

ORC Bulgaria
Varna
Mosrka Gara 1
orcratingbulgaria@gmail.com
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.071.001.893.474.8361.71
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment10.080.681.352.894.546.1218.20NoNo 54.15
CRUISER/RACER REQUIREMENTS*
Accommodation length15.0 mTable area0.77 m²Headroom1.90 mMinimum number of berths7Personal gear stowage0.28 m³Fresh water capacity315 lMinimum number of seats in cockpit7Food stowage0.42 m³Fuel capacity150 l
*This list refers to the calculated requirements. See IMS Appendix 1 for the complete list of requirements.