Non Spin/HSFClub Certificate2026
Hill BillyRSA 198
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
Rated boat velocities in knots
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat Angles45.9°43.4°41.2°39.3°37.7°37.6°37.5°38.0°40.0°
Beat VMG2.143.073.764.264.534.624.684.704.58
52°3.354.695.576.096.346.456.526.586.56
60°3.604.945.796.256.506.636.716.816.82
75°3.785.105.946.386.676.897.047.227.29
90°3.675.005.886.386.727.027.277.717.96
110°3.204.565.566.216.637.007.388.319.28
120°2.954.275.296.026.486.857.238.169.49
135°2.483.704.735.556.156.556.907.708.87
150°2.093.174.155.015.726.236.607.308.21
Run VMG1.812.743.624.445.195.826.286.987.74
Gybe Angles147.8°151.4°157.7°180.0°180.0°180.0°180.0°180.0°180.0°
APH ToD:643.7CDL: 7.239APH ToT: 0.9321CertNo:ZAN306
BOAT
ClassJ-27DesignerJohnstoneBuilderDP YachtingAge date01/1991Series date01/1983Offset fileJ-27.offData fileRSA198
HULL
Length Overall8.428 mMaximum Beam2.594 mDraft1.520 mDisplacement1,785 kgDLR5.1043IMS DivisionSportboatDynamic Allowance0.260%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight320 kg(declared)Minimum weight190 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail22.7723.27Headsail Luffed11.4611.46Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS Maximum (m²)
Trysail6.74Storm Jib4.19Heavy Weather Jib11.30
SAIL LIMITS
Headsails5
✱ Zero set flying
Spinnakers0
✱ Spinnaker pole aboard
STABILITY
Righting Moment 36.7 kg·m Stability Index 99.6
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.
ORC Ref  04620004LAI Issued on 14/04/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
Hill BillyRSA 198
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
Time Allowances in secs/NM
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat VMG1681.71171.8957.1845.0795.5779.0769.2765.2785.8
52°1073.4768.0646.3591.4568.1558.5552.6546.9548.4
60°999.5728.5622.0576.3554.1542.7536.2528.8528.2
75°953.2705.5606.4564.0539.5522.5511.2498.6493.6
90°981.5719.4611.9564.0535.6512.8495.0466.8452.0
110°1124.3789.0647.3579.3543.0514.1487.9433.0387.9
120°1222.0842.9680.3597.8555.7525.6497.9441.0379.5
135°1453.2972.7761.4648.1585.6549.9521.5467.8405.7
150°1724.81136.8867.7719.2629.7577.8545.6492.9438.7
Run VMG1991.61311.6994.2810.2693.9618.4572.9516.1465.3
Selected Courses
Windward / Leeward1836.71241.7975.7827.6744.7698.7671.0640.6625.5
All purpose1370.4946.9763.5668.3617.1587.8567.7537.8516.4
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward787.50.7619
All purpose643.70.9321
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low855.20.7016
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High561.51.0686
Triple Number Windward/Leeward Low1108.60.5412
Triple Number Windward/Leeward Medium780.10.7691
Triple Number Windward/Leeward High666.50.9002
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance702.00.8547
Triple Number Coastal/Long Distance Low855.20.7016
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High561.51.0686
Triple Number Windward/Leeward Low1108.60.5412
Triple Number Windward/Leeward Medium780.10.7691
Triple Number Windward/Leeward High666.50.9002
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1852.21248.7919.6750.2657.2609.8574.0513.2486.3
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6905
Downwind "popa"0.7612
70% up, 30% down "Ilhabela"0.7103
30% up, 70% down "Ilhabela-inverso"0.7385
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low855.20.7016
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High561.51.0686
Triple Number Windward/Leeward Low1108.60.5412
Triple Number Windward/Leeward Medium780.10.7691
Triple Number Windward/Leeward High666.50.9002
Predominantly Upwind684.90.8761
Predominantly Downwind671.00.8942
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP671.20.8939 Predom. Rc High510.41.1755 5B SF Bay L/M882.70.6797 TriNum AP Low855.20.7016 Predom. Dn Low1105.20.5429 5B SF Bay Med739.90.8109 TriNum AP Med639.10.9388 Predom. Dn L/M778.90.7704 5B SF Bay M/H664.40.9031 TriNum AP High561.51.0686 Predom. Dn Med642.00.9346 5B SF Bay High633.10.9478 TriNum W/L Low1166.70.5143 Predom. Dn M/H560.91.0698 5B AP Low972.30.6171 TriNum W/L Med780.10.7691 Predom. Dn High516.31.1622 5B AP L/M735.40.8159 TriNum W/L Hig666.50.9002 ChiMac Up Low881.20.6809 5B AP Med628.80.9542 Predom. Upwind716.00.8380 ChiMac Up Med787.80.7617 5B AP M/H570.21.0523 Predom. Reaching648.00.9259 ChiMac Up High680.60.8816 5B AP High539.31.1126 Predom. Downwind708.50.8468 ChiMac Off Low928.00.6465 5B W/L Low1323.90.4532 Predom. Up Low1015.60.5908 ChiMac Off Med802.60.7476 5B W/L L/M928.60.6462 Predom. Up L/M755.90.7938 ChiMac Off High655.90.9147 5B W/L Med763.90.7854 Predom. Up Med659.70.9095 ChiMac AP Low898.00.6682 5B W/L M/H676.80.8866 Predom. Up M/H614.00.9772 ChiMac AP Med790.40.7591 5B W/L High643.30.9327 Predom. Up High595.61.0073 ChiMac AP High665.10.9021 W/L 60-40 Low1308.30.4586 Predom. Rc Low937.60.6399 BayMac Cove Island1045.80.5737 W/L 60-40 L/M927.90.6466 Predom. Rc L/M693.90.8647 BayMac Shore1033.60.5805 W/L 60-40 Med773.60.7756 Predom. Rc Med598.61.0023 Harvest Moon566.11.0598 W/L 60-40 M/H695.90.8622 Predom. Rc M/H543.01.1049 5B SF Bay Low1096.30.5473 W/L 60-40 High668.50.8975      SA/DSPL Up23.22SA/DSPL Dn23.22
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance702.00.8547
Triple Number Coastal/Long Distance Low855.20.7016
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High561.51.0686
Triple Number Windward/Leeward Low1108.60.5412
Triple Number Windward/Leeward Medium780.10.7691
Triple Number Windward/Leeward High666.50.9002
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1852.21248.7919.6750.2657.2609.8574.0513.2486.3
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance702.00.8547
Triple Number Coastal/Long Distance Low855.20.7016
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High561.51.0686
Triple Number Windward/Leeward Low1108.60.5412
Triple Number Windward/Leeward Medium780.10.7691
Triple Number Windward/Leeward High666.50.9002
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1852.21248.7919.6750.2657.2609.8574.0513.2486.3
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance702.0
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1852.21248.7919.6750.2657.2609.8574.0513.2486.3
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low855.20.7016
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High561.51.0686
Triple Number Windward/Leeward Low1108.60.5412
Triple Number Windward/Leeward Medium780.10.7691
Triple Number Windward/Leeward High666.50.9002
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating702.00.8547
FinRating, kevyt tuuli1310.10.7633
FinRating, kova tuuli541.50.9233
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low855.20.7016
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High561.51.0686
Triple Number Windward/Leeward Low1108.60.5412
Triple Number Windward/Leeward Medium780.10.7691
Triple Number Windward/Leeward High666.50.9002
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8547
Triple Number Coastal/Long Distance Low0.7016
Triple Number Coastal/Long Distance Medium0.9389
Triple Number Coastal/Long Distance High1.0686
Triple Number Windward/Leeward Low0.5412
Triple Number Windward/Leeward Medium0.7691
Triple Number Windward/Leeward High0.9002
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1852.21248.7919.6750.2657.2609.8574.0513.2486.3
For information
General Purpose Handicap (GPH)728.4
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance702.00.8547
Triple Number Coastal/Long Distance Low855.20.7016
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High561.51.0686
Triple Number Windward/Leeward Low1108.60.5412
Triple Number Windward/Leeward Medium780.10.7691
Triple Number Windward/Leeward High666.50.9002
Saronikos S All Purpose725.30.8272
Saronikos S Upwind798.80.7511
Saronikos S Downwind654.20.9171
Saronikos N All Purpose775.60.7736
Saronikos N Upwind838.50.7156
Saronikos N Downwind733.80.8176
Saronikos SW All Purpose739.40.8115
Saronikos SW Upwind824.50.7277
Saronikos SW Downwind673.40.8910
Saronikos NE All Purpose819.50.7322
Saronikos NE Upwind789.40.7601
Saronikos NE Downwind841.30.7131
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1852.21248.7919.6750.2657.2609.8574.0513.2486.3
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low855.20.7016
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High561.51.0686
Triple Number Windward/Leeward Low1108.60.5412
Triple Number Windward/Leeward Medium780.10.7691
Triple Number Windward/Leeward High666.50.9002
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose671.20.8939
5-Band All Purpose Low1052.00.5704
5-Band All Purpose L/M763.30.7860
5-Band All Purpose Med648.40.9253
5-Band All Purpose M/H585.31.0250
5-Band All Purpose High554.01.0830
Single Number Predominant Upwind682.50.8791
Single Number Predominant Reaching619.70.9682
Single Number Predominant Downwind672.60.8921
5-Band 50-50 Windward/Leeward Low1323.90.4532
5-Band 50-50 Windward/Leeward L/M928.60.6462
5-Band 50-50 Windward/Leeward Med763.90.7854
5-Band 50-50 Windward/Leeward M/H676.80.8866
5-Band 50-50 Windward/Leeward High643.30.9327
5-Band 60-40 Windward/Leeward Low1308.30.4586
5-Band 60-40 Windward/Leeward L/M927.90.6466
5-Band 60-40 Windward/Leeward Med773.60.7756
5-Band 60-40 Windward/Leeward M/H695.90.8622
5-Band 60-40 Windward/Leeward High668.50.8975
Triple Number 50-50 Windward/Leeward Low1166.70.5143
Triple Number 50-50 Windward/Leeward Med780.20.7690
Triple Number 50-50 Windward/Leeward High666.50.9002
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward796.60.7532
Triple Number 60-40 Windward/Leeward Low1156.40.5189
Triple Number 60-40 Windward/Leeward Med788.50.7610
Triple Number 60-40 Windward/Leeward High687.30.8730
Triple Number All-Purpose Low935.70.6412
Triple Number All-Purpose Med659.70.9095
Triple Number All-Purpose High576.51.0408
Triple Number Predominant Upwind Low922.30.6505
Triple Number Predominant Upwind Med672.10.8927
Triple Number Predominant Upwind High612.80.9791
Triple Number Predominant Reaching Low842.90.7118
Triple Number Predominant Reaching Med617.10.9723
Triple Number Predominant Reaching High525.11.1426
Triple Number Predominant Downwind Low971.70.6175
Triple Number Predominant Downwind Med658.40.9113
Triple Number Predominant Downwind High540.31.1105
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance702.00.8547
Triple Number Coastal/Long Distance Low855.20.7016
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High561.51.0686
Triple Number Windward/Leeward Low1108.60.5412
Triple Number Windward/Leeward Medium780.10.7691
Triple Number Windward/Leeward High666.50.9002
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1852.21248.7919.6750.2657.2609.8574.0513.2486.3
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance702.00.8547
Triple Number Coastal/Long Distance Low855.20.7016
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High561.51.0686
Triple Number Windward/Leeward Low1108.60.5412
Triple Number Windward/Leeward Medium780.10.7691
Triple Number Windward/Leeward High666.50.9002
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1852.21248.7919.6750.2657.2609.8574.0513.2486.3
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low855.2
Triple Number Coastal/Long Distance Medium639.0
Triple Number Coastal/Long Distance High561.5
Triple Number Windward/Leeward Low1108.6
Triple Number Windward/Leeward Medium780.1
Triple Number Windward/Leeward High666.5
Predominantly Upwind684.9
Predominantly Downwind671.0
Predominantly Reaching635.6
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance702.00.8547
Triple Number Coastal/Long Distance Low855.20.7016
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High561.51.0686
Triple Number Windward/Leeward Low1108.60.5412
Triple Number Windward/Leeward Medium780.10.7691
Triple Number Windward/Leeward High666.50.9002
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1852.21248.7919.6750.2657.2609.8574.0513.2486.3
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7016
Triple Number Coastal/Long Distance Medium0.9389
Triple Number Coastal/Long Distance High1.0686
Triple Number Windward/Leeward Low0.5412
Triple Number Windward/Leeward Medium0.7691
Triple Number Windward/Leeward High0.9002
Coastal/Long Distance0.8547
Predominantly Upwind0.8761
Predominantly Downwind0.8942
For information
General Purpose Handicap (GPH)728.4
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9321
Distanseseilas Trippeltall svak vind0.7016
Distanseseilas Trippeltall mellomvind0.9389
Distanseseilas Trippeltall sterk vind1.0686
Pølsebane Trippeltall svak vind0.5412
Pølsebane Trippeltall mellomvind0.7691
Pølsebane Trippeltall sterk vind0.9002
Motvind Singeltall0.8761
Medvind Singeltall0.8942
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low855.20.7016
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High561.51.0686
Triple Number Windward/Leeward Low1108.60.5412
Triple Number Windward/Leeward Medium780.10.7691
Triple Number Windward/Leeward High666.50.9002
Coastal/Long Distance702.00.8547
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind684.90.8761
Predominantly Downwind671.00.8942
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore630.10.9523
Cape Doctor Coastal522.81.1476
Triple Number Coastal/Long Distance Low855.20.7016
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High561.51.0686
Triple Number Windward/Leeward Low1108.60.5412
Triple Number Windward/Leeward Medium780.10.7691
Triple Number Windward/Leeward High666.50.9002
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7016
Triple Number Coastal/Long Distance Medium0.9389
Triple Number Coastal/Long Distance High1.0686
Triple Number Windward/Leeward Low0.5412
Triple Number Windward/Leeward Medium0.7691
Triple Number Windward/Leeward High0.9002
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7016
Triple Number Coastal/Long Distance Medium0.9389
Triple Number Coastal/Long Distance High1.0686
Triple Number Windward/Leeward Low0.5412
Triple Number Windward/Leeward Medium0.7691
Triple Number Windward/Leeward High0.9002
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance702.00.8547
Triple Number Coastal/Long Distance Low855.20.7016
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High561.51.0686
Triple Number Windward/Leeward Low1108.60.5412
Triple Number Windward/Leeward Medium780.10.7691
Triple Number Windward/Leeward High666.50.9002
Predominantly Upwind684.90.8761
Predominantly Downwind671.00.8942
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1852.21248.7919.6750.2657.2609.8574.0513.2486.3
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance702.00.8547
Triple Number Coastal/Long Distance Low855.20.7016
Triple Number Coastal/Long Distance Medium639.00.9389
Triple Number Coastal/Long Distance High561.51.0686
Triple Number Windward/Leeward Low1108.60.5412
Triple Number Windward/Leeward Medium780.10.7691
Triple Number Windward/Leeward High666.50.9002
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1852.21248.7919.6750.2657.2609.8574.0513.2486.3
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP671.20.8939 Predom. Dn High516.31.1622 5B AP M/H570.21.0523 TriNum AP Low855.20.7016 Predom. Rc Low937.60.6399 5B AP High539.31.1126 TriNum AP Med639.10.9388 Predom. Rc L/M693.90.8647 5B SF Bay Low1096.30.5473 TriNum AP High561.51.0686 Predom. Rc Med598.61.0023 5B SF Bay L/M882.70.6797 TriNum W/L Low1166.70.5143 Predom. Rc M/H543.01.1049 5B SF Bay Med739.90.8109 TriNum W/L Med780.10.7691 Predom. Rc High510.41.1755 5B SF Bay M/H664.40.9031 TriNum W/L Hig666.50.9002 5B W/L Low1323.90.4532 5B SF Bay High633.10.9478 Predom. Upwind716.00.8380 5B W/L L/M928.60.6462 ChiMac Up Low881.20.6809 Predom. Reaching648.00.9259 5B W/L Med763.90.7854 ChiMac Up Med787.80.7617 Predom. Downwind708.50.8468 5B W/L M/H676.80.8866 ChiMac Up High680.60.8816 Predom. Up Low1015.60.5908 5B W/L High643.30.9327 ChiMac Off Low928.00.6465 Predom. Up L/M755.90.7938 W/L 60-40 Low1308.30.4586 ChiMac Off Med802.60.7476 Predom. Up Med659.70.9095 W/L 60-40 L/M927.90.6466 ChiMac Off High655.90.9147 Predom. Up M/H614.00.9772 W/L 60-40 Med773.60.7756 ChiMac AP Low898.00.6682 Predom. Up High595.61.0073 W/L 60-40 M/H695.90.8622 ChiMac AP Med790.40.7591 Predom. Dn Low1105.20.5429 W/L 60-40 High668.50.8975 ChiMac AP High665.10.9021 Predom. Dn L/M778.90.7704 5B AP Low972.30.6171 BayMac Cove Island1045.80.5737 Predom. Dn Med642.00.9346 5B AP L/M735.40.8159 BayMac Shore1033.60.5805 Predom. Dn M/H560.91.0698 5B AP Med628.80.9542 Harvest Moon566.11.0598      SA/DSPL Up23.22SA/DSPL Dn23.22
ORC Ref  04620004LAI Issued on 14/04/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
Hill BillyRSA 198
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassJ-27Measurement14/04/2026HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall8.428Maximum beam2.594Draft1.520Displacement1,785Wetted area13.40IMS L7.431LSM07.045Accomod. length8.428Sink (kg/mm) 10.47
VCGD0.052VCGM0.042 RM Rated (kg·m) 36.7Limit of positive stability(°) 104.9 Stability Index 99.6 BLR index 0.0000Default crew weight418 Declared crew weight 320
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P10.130IG9.083ISP9.163MDT10.085MDL10.125MDT20.055MDL20.105TL1.250MW0.129GO0.152
E3.800J3.200BAS1.103FSDNo FoilSFJ0.000SPL3.240WPLTPS3.200BD0.105MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date14/04/2026
SFFP0.457FFM0.837FF0.837LCFcl4.669SG1.0265
SAFP8.412FAM0.668FA0.668LCFsh4.845HBI0.739
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04620004LAI Issued on 14/04/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
Hill BillyRSA 198
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentM-10.160.771.422.413.1922.7709/07/2025Re-measure
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentJ3-20.060.290.581.201.932.938.72NoNo 11.4630/03/2026Re-cut
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
ORC Ref  04620004LAI Issued on 14/04/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org