Club
Certificate
2024

Boat

SORSHA BUL-84

BUL 84

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 Angles45.0°42.8°41.4°40.7°40.1°39.9°40.3°41.6°
Beat VMG2.763.413.894.254.474.554.564.45
52°4.275.165.796.236.486.596.646.61
60°4.545.426.046.446.686.816.886.89
75°4.705.616.246.626.877.047.247.31
90°4.685.706.416.807.037.147.477.69
110°4.715.776.496.917.217.487.888.10
120°4.525.596.376.837.157.458.018.48
135°4.015.085.936.546.937.257.868.52
150°3.424.455.326.056.586.947.528.12
Run VMG2.963.854.635.315.936.457.117.66
Gybe Angles146.7°150.3°154.1°158.6°169.6°177.2°179.0°179.0°
APH ToD:646.1CDL: 7.409APH ToT: 0.9287CertNo:065/24
BOAT
ClassBAVARIA 31DesignerJ & JBuilderBAVARIAAge date10/2007Series date08/2007Offset filehc43601.offData fileSORSHA BUL-84
HULL
Length Overall9.450 mMaximum Beam3.016 mDraft1.770 mDisplacement4,700 kgDLR7.6767IMS DivisionCruiser/RacerDynamic Allowance0.440%Age Allowance0.487%
PROPELLER
InstallationStrutTypeSolid 2 bladesDiameter0.374m
CREW
Maximum weight400 kg(declared)Minimum weight270 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail26.0326.45Headsail Luffed22.9522.95Headsail FlyingSymmetric51.6351.63Asymmetric
STORM SAIL AREAS (m²)
Trysail8.04Storm Jib6.43Heavy Weather Jib17.37
SAIL LIMITS
Headsails1  Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
Builder's displacement
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
2024

Boat

SORSHA BUL-84

BUL 84

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 VMG1306.01054.2924.8846.8805.4790.9789.4808.3
52°842.3697.7621.5577.7555.8546.2541.9544.6
60°792.8664.3596.1558.9539.3529.0523.0522.4
75°765.6641.2576.9543.7524.2511.3497.4492.4
90°768.8631.1561.9529.2512.0504.1481.8468.4
110°765.1624.3554.7521.1499.0481.0456.9444.6
120°796.7644.5565.4527.2503.2483.1449.5424.3
135°897.4709.2606.7550.2519.3496.8458.3422.5
150°1051.9809.3676.7594.8547.0518.8478.5443.3
Run VMG1214.6934.3778.0677.4606.6558.1506.0470.0
Selected Courses
Windward / Leeward1260.3994.3851.4762.1706.0674.5647.7639.1
All purpose965.4775.3675.0617.0583.1564.1542.8532.4
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward802.40.7478
All purpose646.10.9287
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low870.30.6894
Triple Number Coastal/Long Distance Medium641.10.9359
Triple Number Coastal/Long Distance High560.91.0697
Triple Number Windward/Leeward Low1127.20.5323
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High672.30.8924
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance706.00.8498
Triple Number Coastal/Long Distance Low870.30.6894
Triple Number Coastal/Long Distance Medium641.10.9359
Triple Number Coastal/Long Distance High560.91.0697
Triple Number Windward/Leeward Low1127.20.5323
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High672.30.8924
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1255.7932.9763.6660.7605.6569.8516.9502.5
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6444
Downwind "popa"0.7962
70% up, 30% down "Ilhabela"0.6835
30% up, 70% down "Ilhabela-inverso"0.7437
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low870.30.6894
Triple Number Coastal/Long Distance Medium641.10.9359
Triple Number Coastal/Long Distance High560.91.0697
Triple Number Windward/Leeward Low1127.20.5323
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High672.30.8924
Predominantly Upwind703.60.8527
Predominantly Downwind657.10.9131
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low870.30.6894
Triple Number AP Medium641.20.9358
Triple Number AP High560.91.0697
Triple Number Windward/Leeward Low1127.20.5323
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High672.30.8924
Single Number Predominant Upwind702.30.8543
Single Number Predominant Reaching616.80.9728
Single Number Predominant Downwind657.60.9124
Predominant Upwind - Low971.60.6176
Predominant Upwind - Low/Med791.00.7585
Predominant Upwind - Medium675.30.8885
Predominant Upwind - Med/High618.00.9709
Predominant Upwind - High602.10.9966
Predominant Downwind Low958.50.6260
Predominant Downwind Low/Med759.90.7896
Predominant Downwind Medium628.20.9551
Predominant Downwind Med/High551.01.0890
Predominant Downwind High514.51.1662
Predominant Reaching Low857.30.6999
Predominant Reaching Low/Med695.40.8628
Predominant Reaching Medium592.91.0120
Predominant Reaching Med/High539.21.1128
Predominant Reaching High514.01.1673
SA/DSPL Upwind17.37SA/DSPL Downwind27.54
Scoring OptionTODTOT
5-Band Windward/Leeward Low1199.90.5000
5-Band Windward/Leeward Low/Med948.80.6324
5-Band Windward/Leeward Medium779.60.7696
5-Band Windward/Leeward Med/High682.70.8789
5-Band Windward/Leeward High650.90.9219
Windward/Leeward 60-40 Low1209.70.4960
Windward/Leeward 60-40 Low/Med962.10.6237
Windward/Leeward 60-40 Medium796.80.7530
Windward/Leeward 60-40 Med/High705.70.8503
Windward/Leeward 60-40 High679.30.8833
5-Band AP Low922.20.6506
5-Band AP Low/Med744.60.8058
5-Band AP Medium629.80.9527
5-Band AP Med/High568.21.0560
5-Band AP High544.71.1015
5-Band SF Bay Tour - Low1141.40.5257
5-Band SF Bay Tour - Low/Med907.90.6609
5-Band SF Bay Tour - Medium753.10.7967
5-Band SF Bay Tour - Med/High668.40.8977
5-Band SF Bay Tour - High641.00.9360
Chicago-Mac Upwind0.8331
Chicago-Mac All Purpose0.8608
Chicago-Mac Downwind0.8943
Bayview-Mac Cove Island0.7895
Bayview-Mac Shore0.7980
Harvest Moon Regatta552.11.0868
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance706.00.8498
Triple Number Coastal/Long Distance Low870.30.6894
Triple Number Coastal/Long Distance Medium641.10.9359
Triple Number Coastal/Long Distance High560.91.0697
Triple Number Windward/Leeward Low1127.20.5323
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High672.30.8924
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1255.7932.9763.6660.7605.6569.8516.9502.5
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance706.00.8498
Triple Number Coastal/Long Distance Low870.30.6894
Triple Number Coastal/Long Distance Medium641.10.9359
Triple Number Coastal/Long Distance High560.91.0697
Triple Number Windward/Leeward Low1127.20.5323
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High672.30.8924
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1255.7932.9763.6660.7605.6569.8516.9502.5
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance706.0
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1255.7932.9763.6660.7605.6569.8516.9502.5
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low870.30.6894
Triple Number Coastal/Long Distance Medium641.10.9359
Triple Number Coastal/Long Distance High560.91.0697
Triple Number Windward/Leeward Low1127.20.5323
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High672.30.8924
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)706.00.8498
Triple Number Coastal/Long Distance Low870.30.6894
Triple Number Coastal/Long Distance Medium641.10.9359
Triple Number Coastal/Long Distance High560.91.0697
Triple Number Windward/Leeward Low1127.20.5323
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High672.30.8924
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1255.7932.9763.6660.7605.6569.8516.9502.5
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low870.30.6894
Triple Number Coastal/Long Distance Medium641.10.9359
Triple Number Coastal/Long Distance High560.91.0697
Triple Number Windward/Leeward Low1127.20.5323
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High672.30.8924
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6894
Triple Number Coastal/Long Distance Medium0.9359
Triple Number Coastal/Long Distance High1.0697
Triple Number Windward/Leeward Low0.5323
Triple Number Windward/Leeward Medium0.7526
Triple Number Windward/Leeward High0.8924
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1255.7932.9763.6660.7605.6569.8516.9502.5
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance706.00.8498
Triple Number Coastal/Long Distance Low870.30.6894
Triple Number Coastal/Long Distance Medium641.10.9359
Triple Number Coastal/Long Distance High560.91.0697
Triple Number Windward/Leeward Low1127.20.5323
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High672.30.8924
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1255.7932.9763.6660.7605.6569.8516.9502.5
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low870.30.6894
Triple Number Coastal/Long Distance Medium641.10.9359
Triple Number Coastal/Long Distance High560.91.0697
Triple Number Windward/Leeward Low1127.20.5323
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High672.30.8924
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance706.00.8498
Triple Number Coastal/Long Distance Low870.30.6894
Triple Number Coastal/Long Distance Medium641.10.9359
Triple Number Coastal/Long Distance High560.91.0697
Triple Number Windward/Leeward Low1127.20.5323
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High672.30.8924
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1255.7932.9763.6660.7605.6569.8516.9502.5
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance706.00.8498
Triple Number Coastal/Long Distance Low870.30.6894
Triple Number Coastal/Long Distance Medium641.10.9359
Triple Number Coastal/Long Distance High560.91.0697
Triple Number Windward/Leeward Low1127.20.5323
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High672.30.8924
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1255.7932.9763.6660.7605.6569.8516.9502.5
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low870.3
Triple Number Coastal/Long Distance Medium641.1
Triple Number Coastal/Long Distance High560.9
Triple Number Windward/Leeward Low1127.2
Triple Number Windward/Leeward Medium797.2
Triple Number Windward/Leeward High672.3
Predominantly Upwind703.6
Predominantly Downwind657.1
Predominantly Reaching628.1
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance706.00.8498
Triple Number Coastal/Long Distance Low870.30.6894
Triple Number Coastal/Long Distance Medium641.10.9359
Triple Number Coastal/Long Distance High560.91.0697
Triple Number Windward/Leeward Low1127.20.5323
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High672.30.8924
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1255.7932.9763.6660.7605.6569.8516.9502.5
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6894
Triple Number Coastal/Long Distance Medium0.9359
Triple Number Coastal/Long Distance High1.0697
Triple Number Windward/Leeward Low0.5323
Triple Number Windward/Leeward Medium0.7526
Triple Number Windward/Leeward High0.8924
Coastal/Long Distance0.8498
Predominantly Upwind0.8527
Predominantly Downwind0.9131
For information
General Purpose Handicap (GPH)733.4
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.6894
Tretall Distanseseilas Mellomvind0.9359
Tretall Distanseseilas Mye vind1.0697
Tretall Pølsebane Lite vind0.5323
Tretall Pølsebane Mellomvind0.7526
Tretall Pølsebane Mye vind0.8924
Distanseseilas ett tall0.9287
Enkeltall Motvind0.8527
Enkeltall Medvind0.9131
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low870.30.6894
Triple Number Coastal/Long Distance Medium641.10.9359
Triple Number Coastal/Long Distance High560.91.0697
Triple Number Windward/Leeward Low1127.20.5323
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High672.30.8924
Coastal/Long Distance706.00.8498
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind703.60.8527
Predominantly Downwind657.10.9131
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore641.70.9350
Cape Doctor Coastal535.51.1204
Triple Number Coastal/Long Distance Low870.30.6894
Triple Number Coastal/Long Distance Medium641.10.9359
Triple Number Coastal/Long Distance High560.91.0697
Triple Number Windward/Leeward Low1127.20.5323
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High672.30.8924
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6894
Triple Number Coastal/Long Distance Medium0.9359
Triple Number Coastal/Long Distance High1.0697
Triple Number Windward/Leeward Low0.5323
Triple Number Windward/Leeward Medium0.7526
Triple Number Windward/Leeward High0.8924
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6894
Triple Number Coastal/Long Distance Medium0.9359
Triple Number Coastal/Long Distance High1.0697
Triple Number Windward/Leeward Low0.5323
Triple Number Windward/Leeward Medium0.7526
Triple Number Windward/Leeward High0.8924
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance706.00.8498
Triple Number Coastal/Long Distance Low870.30.6894
Triple Number Coastal/Long Distance Medium641.10.9359
Triple Number Coastal/Long Distance High560.91.0697
Triple Number Windward/Leeward Low1127.20.5323
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High672.30.8924
Predominantly Upwind703.60.8527
Predominantly Downwind657.10.9131
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1255.7932.9763.6660.7605.6569.8516.9502.5
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance706.00.8498
Triple Number Coastal/Long Distance Low870.30.6894
Triple Number Coastal/Long Distance Medium641.10.9359
Triple Number Coastal/Long Distance High560.91.0697
Triple Number Windward/Leeward Low1127.20.5323
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High672.30.8924
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1255.7932.9763.6660.7605.6569.8516.9502.5
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low870.30.6894
Triple Number AP Medium641.20.9358
Triple Number AP High560.91.0697
Triple Number Windward/Leeward Low1127.20.5323
Triple Number Windward/Leeward Medium797.20.7526
Triple Number Windward/Leeward High672.30.8924
Single Number Predominant Upwind702.30.8543
Single Number Predominant Reaching616.80.9728
Single Number Predominant Downwind657.60.9124
Predominant Upwind - Low971.60.6176
Predominant Upwind - Low/Med791.00.7585
Predominant Upwind - Medium675.30.8885
Predominant Upwind - Med/High618.00.9709
Predominant Upwind - High602.10.9966
Predominant Downwind Low958.50.6260
Predominant Downwind Low/Med759.90.7896
Predominant Downwind Medium628.20.9551
Predominant Downwind Med/High551.01.0890
Predominant Downwind High514.51.1662
Predominant Reaching Low857.30.6999
Predominant Reaching Low/Med695.40.8628
Predominant Reaching Medium592.91.0120
Predominant Reaching Med/High539.21.1128
Predominant Reaching High514.01.1673
SA/DSPL Upwind17.37SA/DSPL Downwind27.54
Scoring OptionTODTOT
5-Band Windward/Leeward Low1199.90.5000
5-Band Windward/Leeward Low/Med948.80.6324
5-Band Windward/Leeward Medium779.60.7696
5-Band Windward/Leeward Med/High682.70.8789
5-Band Windward/Leeward High650.90.9219
Windward/Leeward 60-40 Low1209.70.4960
Windward/Leeward 60-40 Low/Med962.10.6237
Windward/Leeward 60-40 Medium796.80.7530
Windward/Leeward 60-40 Med/High705.70.8503
Windward/Leeward 60-40 High679.30.8833
5-Band AP Low922.20.6506
5-Band AP Low/Med744.60.8058
5-Band AP Medium629.80.9527
5-Band AP Med/High568.21.0560
5-Band AP High544.71.1015
5-Band SF Bay Tour - Low1141.40.5257
5-Band SF Bay Tour - Low/Med907.90.6609
5-Band SF Bay Tour - Medium753.10.7967
5-Band SF Bay Tour - Med/High668.40.8977
5-Band SF Bay Tour - High641.00.9360
Chicago-Mac Upwind0.8331
Chicago-Mac All Purpose0.8608
Chicago-Mac Downwind0.8943
Bayview-Mac Cove Island0.7895
Bayview-Mac Shore0.7980
Harvest Moon Regatta552.11.0868

Club
Certificate
2024

Boat

SORSHA BUL-84

BUL 84

ORC Bulgaria
Varna
Mosrka Gara 1
orcratingbulgaria@gmail.com
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassBAVARIA 31Measurement22/02/2009HINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA9.450Max. Beam3.016Draft1.770Displacement4,700Wetted area21.99IMS L8.600LSM08.490Acc. length9.450Sink (kg/mm) 15.59
VCGD0.034VCGM-0.004RM Rated (kg·m) 86.9Limit of positive stability(°) N/AStability IndexN/ADefault crew weight545Declared crew weight400
PROPELLER
Propeller TypeSolid 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.374PBWPIPA0.0142
EDL0.100ST10.065ST20.180
ST30.180ST40.110ST50.100
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunners/Checkstays0Spreaders1Rotating mastNo
P11.140IG11.340ISP11.440MDT10.102MDL10.194MDT2MDL2TLNo TaperMWGO
E4.120J2.890BAS1.454FSD0.018SFJ0.000SPL3.020WPLTPSBD0.150MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date01/01/2013
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible

Club
Certificate
2024

Boat

SORSHA BUL-84

BUL 84

ORC Bulgaria
Varna
Mosrka Gara 1
orcratingbulgaria@gmail.com
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.130.771.412.473.3426.03
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment10.050.541.052.123.234.3210.69NoNo 22.95
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment010.2410.2410.246.095.8951.6329/07/2024
CRUISER/RACER REQUIREMENTS*
Accommodation length9.4 mTable area0.44 m²Headroom1.66 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity68 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity38 l
*This list refers to the calculated requirements. See IMS Appendix 1 for the complete list of requirements.