Club
Certificate
Double Handed
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 Angles46.1°44.1°42.7°41.7°41.4°41.3°41.8°42.8°
Beat VMG3.244.074.725.175.435.535.575.45
52°5.086.257.117.708.058.208.308.24
60°5.446.607.448.028.378.558.668.64
75°5.706.867.708.288.658.909.159.23
90°5.606.797.678.288.699.009.509.82
110°4.926.217.238.018.558.959.6510.30
120°4.635.916.957.788.398.829.5410.27
135°4.025.256.307.187.918.469.219.92
150°3.414.505.426.287.047.698.639.30
Run VMG2.953.894.795.666.457.178.329.08
Gybe Angles144.0°144.9°176.6°178.4°179.3°179.9°179.9°179.9°
APH ToD:558.6CDL: 11.473APH ToT: 1.0742CertNo:024/24
BOAT
ClassBavaria 51 CruiserDesignerFarrBuilderBavariaAge date12/2015Series date12/2015Offset fileBAVARIACR50.OFFData fileBUL51 DH
HULL
Length Overall14.964 mMaximum Beam4.612 mDraft2.232 mDisplacement15,900 kgDLR6.1589IMS DivisionCruiser/RacerDynamic Allowance0.350%Age Allowance0.292%
PROPELLER
InstallationStrutTypeFolding 4 bladesDiameter0.508m
CREW
Maximum weight170 kg(default)Minimum weight120 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
Double Handed
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 VMG1111.5883.7763.4696.0663.2650.5646.2660.3
52°709.2576.4506.7467.2447.4439.0433.9436.8
60°662.2545.7484.0448.8430.1421.1415.7416.6
75°631.1524.4467.3434.8416.0404.6393.3389.9
90°643.4530.2469.5434.9414.2400.0378.9366.7
110°731.3580.0498.2449.6420.9402.2373.1349.7
120°777.5609.3518.1462.8429.3408.2377.2350.6
135°894.4686.1571.6501.1455.1425.8390.7362.8
150°1055.9800.8664.7572.8511.1467.8417.3387.0
Run VMG1219.3924.7751.7636.3557.9501.9432.5396.7
Selected Courses
Windward / Leeward1165.4904.2757.5666.2610.5576.2539.3528.5
All purpose877.9692.1591.5530.1493.5471.3446.6435.6
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward706.70.8490
All purpose558.61.0742
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium554.91.0813
Triple Number Coastal/Long Distance High467.61.2832
Triple Number Windward/Leeward Low1034.80.5798
Triple Number Windward/Leeward Medium702.60.8540
Triple Number Windward/Leeward High570.91.0509
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance616.20.9737
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium554.91.0813
Triple Number Coastal/Long Distance High467.61.2832
Triple Number Windward/Leeward Low1034.80.5798
Triple Number Windward/Leeward Medium702.60.8540
Triple Number Windward/Leeward High570.91.0509
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1170.8847.7675.8570.4514.4476.3423.6409.6
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7757
Downwind "popa"0.8359
70% up, 30% down "Ilhabela"0.7928
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 Low785.00.7643
Triple Number Coastal/Long Distance Medium554.91.0813
Triple Number Coastal/Long Distance High467.61.2832
Triple Number Windward/Leeward Low1034.80.5798
Triple Number Windward/Leeward Medium702.60.8540
Triple Number Windward/Leeward High570.91.0509
Predominantly Upwind593.71.0106
Predominantly Downwind590.21.0167
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low785.00.7643
Triple Number AP Medium555.01.0811
Triple Number AP High467.61.2832
Triple Number Windward/Leeward Low1034.80.5798
Triple Number Windward/Leeward Medium702.60.8540
Triple Number Windward/Leeward High570.91.0509
Single Number Predominant Upwind591.81.0139
Single Number Predominant Reaching531.11.1298
Single Number Predominant Downwind591.51.0144
Predominant Upwind - Low848.10.7075
Predominant Upwind - Low/Med677.20.8861
Predominant Upwind - Medium565.91.0602
Predominant Upwind - Med/High508.61.1796
Predominant Upwind - High491.01.2219
Predominant Downwind Low908.90.6601
Predominant Downwind Low/Med702.90.8536
Predominant Downwind Medium560.51.0706
Predominant Downwind Med/High471.41.2727
Predominant Downwind High430.41.3940
Predominant Reaching Low771.10.7781
Predominant Reaching Low/Med613.00.9788
Predominant Reaching Medium507.41.1824
Predominant Reaching Med/High446.31.3445
Predominant Reaching High419.71.4297
SA/DSPL Upwind18.16SA/DSPL Downwind18.16
Scoring OptionTODTOT
5-Band Windward/Leeward Low1106.10.5424
5-Band Windward/Leeward Low/Med855.80.7011
5-Band Windward/Leeward Medium684.40.8766
5-Band Windward/Leeward Med/High583.41.0285
5-Band Windward/Leeward High543.81.1033
Windward/Leeward 60-40 Low1096.80.5470
Windward/Leeward 60-40 Low/Med854.10.7025
Windward/Leeward 60-40 Medium690.30.8692
Windward/Leeward 60-40 Med/High597.81.0036
Windward/Leeward 60-40 High564.91.0621
5-Band AP Low835.70.7180
5-Band AP Low/Med660.10.9090
5-Band AP Medium542.81.1054
5-Band AP Med/High475.81.2609
5-Band AP High449.01.3364
5-Band SF Bay Tour - Low1044.80.5743
5-Band SF Bay Tour - Low/Med813.10.7379
5-Band SF Bay Tour - Medium656.90.9133
5-Band SF Bay Tour - Med/High568.01.0564
5-Band SF Bay Tour - High534.91.1216
Chicago-Mac Upwind0.9863
Chicago-Mac All Purpose0.9878
Chicago-Mac Downwind0.9912
Bayview-Mac Cove Island0.9009
Bayview-Mac Shore0.9244
Harvest Moon Regatta470.41.2755
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance616.20.9737
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium554.91.0813
Triple Number Coastal/Long Distance High467.61.2832
Triple Number Windward/Leeward Low1034.80.5798
Triple Number Windward/Leeward Medium702.60.8540
Triple Number Windward/Leeward High570.91.0509
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1170.8847.7675.8570.4514.4476.3423.6409.6
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance616.20.9737
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium554.91.0813
Triple Number Coastal/Long Distance High467.61.2832
Triple Number Windward/Leeward Low1034.80.5798
Triple Number Windward/Leeward Medium702.60.8540
Triple Number Windward/Leeward High570.91.0509
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1170.8847.7675.8570.4514.4476.3423.6409.6
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance616.2
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1170.8847.7675.8570.4514.4476.3423.6409.6
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium554.91.0813
Triple Number Coastal/Long Distance High467.61.2832
Triple Number Windward/Leeward Low1034.80.5798
Triple Number Windward/Leeward Medium702.60.8540
Triple Number Windward/Leeward High570.91.0509
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)616.20.9737
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium554.91.0813
Triple Number Coastal/Long Distance High467.61.2832
Triple Number Windward/Leeward Low1034.80.5798
Triple Number Windward/Leeward Medium702.60.8540
Triple Number Windward/Leeward High570.91.0509
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1170.8847.7675.8570.4514.4476.3423.6409.6
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium554.91.0813
Triple Number Coastal/Long Distance High467.61.2832
Triple Number Windward/Leeward Low1034.80.5798
Triple Number Windward/Leeward Medium702.60.8540
Triple Number Windward/Leeward High570.91.0509
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7643
Triple Number Coastal/Long Distance Medium1.0813
Triple Number Coastal/Long Distance High1.2832
Triple Number Windward/Leeward Low0.5798
Triple Number Windward/Leeward Medium0.8540
Triple Number Windward/Leeward High1.0509
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1170.8847.7675.8570.4514.4476.3423.6409.6
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance616.20.9737
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium554.91.0813
Triple Number Coastal/Long Distance High467.61.2832
Triple Number Windward/Leeward Low1034.80.5798
Triple Number Windward/Leeward Medium702.60.8540
Triple Number Windward/Leeward High570.91.0509
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1170.8847.7675.8570.4514.4476.3423.6409.6
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium554.91.0813
Triple Number Coastal/Long Distance High467.61.2832
Triple Number Windward/Leeward Low1034.80.5798
Triple Number Windward/Leeward Medium702.60.8540
Triple Number Windward/Leeward High570.91.0509
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance616.20.9737
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium554.91.0813
Triple Number Coastal/Long Distance High467.61.2832
Triple Number Windward/Leeward Low1034.80.5798
Triple Number Windward/Leeward Medium702.60.8540
Triple Number Windward/Leeward High570.91.0509
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1170.8847.7675.8570.4514.4476.3423.6409.6
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance616.20.9737
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium554.91.0813
Triple Number Coastal/Long Distance High467.61.2832
Triple Number Windward/Leeward Low1034.80.5798
Triple Number Windward/Leeward Medium702.60.8540
Triple Number Windward/Leeward High570.91.0509
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1170.8847.7675.8570.4514.4476.3423.6409.6
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low785.0
Triple Number Coastal/Long Distance Medium554.9
Triple Number Coastal/Long Distance High467.6
Triple Number Windward/Leeward Low1034.8
Triple Number Windward/Leeward Medium702.6
Triple Number Windward/Leeward High570.9
Predominantly Upwind593.7
Predominantly Downwind590.2
Predominantly Reaching549.7
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance616.20.9737
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium554.91.0813
Triple Number Coastal/Long Distance High467.61.2832
Triple Number Windward/Leeward Low1034.80.5798
Triple Number Windward/Leeward Medium702.60.8540
Triple Number Windward/Leeward High570.91.0509
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1170.8847.7675.8570.4514.4476.3423.6409.6
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7643
Triple Number Coastal/Long Distance Medium1.0813
Triple Number Coastal/Long Distance High1.2832
Triple Number Windward/Leeward Low0.5798
Triple Number Windward/Leeward Medium0.8540
Triple Number Windward/Leeward High1.0509
Coastal/Long Distance0.9737
Predominantly Upwind1.0106
Predominantly Downwind1.0167
For information
General Purpose Handicap (GPH)640.0
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7643
Tretall Distanseseilas Mellomvind1.0813
Tretall Distanseseilas Mye vind1.2832
Tretall Pølsebane Lite vind0.5798
Tretall Pølsebane Mellomvind0.8540
Tretall Pølsebane Mye vind1.0509
Distanseseilas ett tall1.0742
Enkeltall Motvind1.0106
Enkeltall Medvind1.0167
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium554.91.0813
Triple Number Coastal/Long Distance High467.61.2832
Triple Number Windward/Leeward Low1034.80.5798
Triple Number Windward/Leeward Medium702.60.8540
Triple Number Windward/Leeward High570.91.0509
Coastal/Long Distance616.20.9737
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind593.71.0106
Predominantly Downwind590.21.0167
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore531.71.1284
Cape Doctor Coastal438.91.3671
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium554.91.0813
Triple Number Coastal/Long Distance High467.61.2832
Triple Number Windward/Leeward Low1034.80.5798
Triple Number Windward/Leeward Medium702.60.8540
Triple Number Windward/Leeward High570.91.0509
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7643
Triple Number Coastal/Long Distance Medium1.0813
Triple Number Coastal/Long Distance High1.2832
Triple Number Windward/Leeward Low0.5798
Triple Number Windward/Leeward Medium0.8540
Triple Number Windward/Leeward High1.0509
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7643
Triple Number Coastal/Long Distance Medium1.0813
Triple Number Coastal/Long Distance High1.2832
Triple Number Windward/Leeward Low0.5798
Triple Number Windward/Leeward Medium0.8540
Triple Number Windward/Leeward High1.0509
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance616.20.9737
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium554.91.0813
Triple Number Coastal/Long Distance High467.61.2832
Triple Number Windward/Leeward Low1034.80.5798
Triple Number Windward/Leeward Medium702.60.8540
Triple Number Windward/Leeward High570.91.0509
Predominantly Upwind593.71.0106
Predominantly Downwind590.21.0167
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1170.8847.7675.8570.4514.4476.3423.6409.6
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance616.20.9737
Triple Number Coastal/Long Distance Low785.00.7643
Triple Number Coastal/Long Distance Medium554.91.0813
Triple Number Coastal/Long Distance High467.61.2832
Triple Number Windward/Leeward Low1034.80.5798
Triple Number Windward/Leeward Medium702.60.8540
Triple Number Windward/Leeward High570.91.0509
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1170.8847.7675.8570.4514.4476.3423.6409.6
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low785.00.7643
Triple Number AP Medium555.01.0811
Triple Number AP High467.61.2832
Triple Number Windward/Leeward Low1034.80.5798
Triple Number Windward/Leeward Medium702.60.8540
Triple Number Windward/Leeward High570.91.0509
Single Number Predominant Upwind591.81.0139
Single Number Predominant Reaching531.11.1298
Single Number Predominant Downwind591.51.0144
Predominant Upwind - Low848.10.7075
Predominant Upwind - Low/Med677.20.8861
Predominant Upwind - Medium565.91.0602
Predominant Upwind - Med/High508.61.1796
Predominant Upwind - High491.01.2219
Predominant Downwind Low908.90.6601
Predominant Downwind Low/Med702.90.8536
Predominant Downwind Medium560.51.0706
Predominant Downwind Med/High471.41.2727
Predominant Downwind High430.41.3940
Predominant Reaching Low771.10.7781
Predominant Reaching Low/Med613.00.9788
Predominant Reaching Medium507.41.1824
Predominant Reaching Med/High446.31.3445
Predominant Reaching High419.71.4297
SA/DSPL Upwind18.16SA/DSPL Downwind18.16
Scoring OptionTODTOT
5-Band Windward/Leeward Low1106.10.5424
5-Band Windward/Leeward Low/Med855.80.7011
5-Band Windward/Leeward Medium684.40.8766
5-Band Windward/Leeward Med/High583.41.0285
5-Band Windward/Leeward High543.81.1033
Windward/Leeward 60-40 Low1096.80.5470
Windward/Leeward 60-40 Low/Med854.10.7025
Windward/Leeward 60-40 Medium690.30.8692
Windward/Leeward 60-40 Med/High597.81.0036
Windward/Leeward 60-40 High564.91.0621
5-Band AP Low835.70.7180
5-Band AP Low/Med660.10.9090
5-Band AP Medium542.81.1054
5-Band AP Med/High475.81.2609
5-Band AP High449.01.3364
5-Band SF Bay Tour - Low1044.80.5743
5-Band SF Bay Tour - Low/Med813.10.7379
5-Band SF Bay Tour - Medium656.90.9133
5-Band SF Bay Tour - Med/High568.01.0564
5-Band SF Bay Tour - High534.91.1216
Chicago-Mac Upwind0.9863
Chicago-Mac All Purpose0.9878
Chicago-Mac Downwind0.9912
Bayview-Mac Cove Island0.9009
Bayview-Mac Shore0.9244
Harvest Moon Regatta470.41.2755

Club
Certificate
Double Handed
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. Beam4.612Draft2.232Displacement15,900Wetted area52.56IMS L13.739LSM013.717Acc. length14.964Sink (kg/mm) 40.35
VCGD0.225VCGM0.243RM Rated (kg·m) 511.6Limit of positive stability(°) N/AStability IndexN/ADefault crew weight1,080Declared crew weightN/A
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
Double Handed
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.