Club Certificate2026
DerbigumRSA-1209
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 Angles48.3°46.4°43.9°42.3°41.8°42.1°42.3°42.4°43.2°
Beat VMG1.892.813.524.044.394.594.704.784.72
52°3.034.415.396.076.566.856.997.107.08
60°3.314.735.686.376.857.127.277.387.39
75°3.504.945.906.637.097.377.547.747.81
90°3.645.166.257.007.387.567.697.968.18
110°3.745.326.487.237.647.928.168.478.70
120°3.615.166.327.147.607.928.218.779.11
135°3.164.635.796.727.347.738.048.699.33
150°2.623.915.015.956.757.317.688.298.93
Run VMG2.273.384.345.155.886.517.067.798.36
Gybe Angles141.5°143.8°147.1°150.4°153.9°161.9°174.5°179.0°179.0°
APH ToD:601.0CDL: 8.664APH ToT: 0.9983CertNo:ZAC041
BOAT
ClassMontevedeo 43DesignerFred ScholtzBuilderJOHN ROBERTSON YACHTSAge date01/1993Series date01/1993Offset fileDerbigum_DV.offData fileRSA1209
HULL
Length Overall13.100Maximum Beam4.004Draft1.884Displacement11,259DLR8.9398IMS DivisionCruiser/RacerDynamic Allowance0.630%Age Allowance0.650%RS Assessment-0.051%
PROPELLER
InstallationShaft exposedTypeSolid 3 bladesDiameter0.432m
CREW
Maximum weight488(declared)Minimum weight358 ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail37.9338.52Headsail Luffed38.4738.47Headsail FlyingSymmetricAsymmetric105.79112.68 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail11.02Storm Jib13.51Heavy Weather Jib36.46
SAIL LIMITS
Headsails5
✱ One set on the forestay
Spinnakers4
✱ Asymmetric may be tacked on the pole
STABILITY
Righting Moment 188.4 Stability Index 126.3
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  046200048AI Issued on 04/02/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
DerbigumRSA-1209
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 VMG1901.81280.91021.8892.2820.9783.9766.6753.9763.4
52°1189.9815.6668.3593.0548.4525.5514.7507.2508.8
60°1087.7760.9633.8565.0525.5505.8495.2487.7487.2
75°1029.6729.5609.8543.0507.5488.5477.2465.1461.0
90°990.3698.1576.2514.6487.6476.0468.1452.0440.4
110°962.7677.1555.6497.8471.3454.6441.3424.8413.7
120°996.3697.2569.3504.2473.8454.6438.4410.6395.1
135°1140.2776.9621.7535.6490.5466.0447.6414.4386.0
150°1372.3921.4718.3605.2533.3492.5468.7434.4402.9
Run VMG1584.61063.9829.4698.7612.6553.4510.1462.1430.5
Selected Courses
Windward / Leeward1743.21172.4925.6795.4716.8668.6638.4608.0596.9
All purpose1306.6892.7717.5625.9574.5545.1527.4506.7496.5
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward753.30.7965
All purpose601.00.9983
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low805.20.7452
Triple Number Coastal/Long Distance Medium596.21.0064
Triple Number Coastal/Long Distance High524.11.1448
Triple Number Windward/Leeward Low1049.00.5720
Triple Number Windward/Leeward Medium748.30.8018
Triple Number Windward/Leeward High634.60.9455
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance657.60.9123
Triple Number Coastal/Long Distance Low805.20.7452
Triple Number Coastal/Long Distance Medium596.21.0064
Triple Number Coastal/Long Distance High524.11.1448
Triple Number Windward/Leeward Low1049.00.5720
Triple Number Windward/Leeward Medium748.30.8018
Triple Number Windward/Leeward High634.60.9455
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1727.31161.6865.4710.4616.8566.6531.6480.0468.3
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6645
Downwind "popa"0.8879
70% up, 30% down "Ilhabela"0.7188
30% up, 70% down "Ilhabela-inverso"0.8066
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low805.20.7452
Triple Number Coastal/Long Distance Medium596.21.0064
Triple Number Coastal/Long Distance High524.11.1448
Triple Number Windward/Leeward Low1049.00.5720
Triple Number Windward/Leeward Medium748.30.8018
Triple Number Windward/Leeward High634.60.9455
Predominantly Upwind664.20.9033
Predominantly Downwind599.21.0014
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP626.90.9571 Predom. Rc High477.71.2559 5B SF Bay L/M845.30.7098 TriNum AP Low805.10.7452 Predom. Dn Low962.00.6237 5B SF Bay Med707.80.8477 TriNum AP Med596.31.0062 Predom. Dn L/M687.40.8728 5B SF Bay M/H630.90.9510 TriNum AP High524.11.1448 Predom. Dn Med573.91.0454 5B SF Bay High601.80.9970 TriNum W/L Low1105.40.5428 Predom. Dn M/H507.31.1827 5B AP Low897.60.6685 TriNum W/L Med748.30.8018 Predom. Dn High474.51.2646 5B AP L/M689.90.8697 TriNum W/L Hig634.60.9455 ChiMac Up Low882.80.6796 5B AP Med586.11.0237 Predom. Upwind699.60.8576 ChiMac Up Med780.00.7692 5B AP M/H530.91.1302 Predom. Reaching596.41.0061 ChiMac Up High661.80.9066 5B AP High508.51.1799 Predom. Downwind630.60.9514 ChiMac Off Low814.40.7368 5B W/L Low1253.40.4787 Predom. Up Low1028.60.5833 ChiMac Off Med709.70.8454 5B W/L L/M885.20.6778 Predom. Up L/M746.80.8034 ChiMac Off High587.41.0214 5B W/L Med732.70.8189 Predom. Up Med638.20.9402 ChiMac AP Low843.70.7112 5B W/L M/H645.00.9303 Predom. Up M/H584.21.0270 ChiMac AP Med741.30.8094 5B W/L High611.40.9814 Predom. Up High566.31.0596 ChiMac AP High622.40.9641 W/L 60-40 Low1277.00.4698 Predom. Rc Low871.10.6888 BayMac Cove Island984.50.6094 W/L 60-40 L/M905.10.6629 Predom. Rc L/M637.00.9419 BayMac Shore977.40.6138 W/L 60-40 Med753.90.7959 Predom. Rc Med546.71.0976 Harvest Moon514.81.1654 W/L 60-40 M/H670.40.8950 Predom. Rc M/H500.01.1999 5B SF Bay Low1049.60.5717 W/L 60-40 High640.60.9366      SA/DSPL Up15.09SA/DSPL Dn28.38
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance657.60.9123
Triple Number Coastal/Long Distance Low805.20.7452
Triple Number Coastal/Long Distance Medium596.21.0064
Triple Number Coastal/Long Distance High524.11.1448
Triple Number Windward/Leeward Low1049.00.5720
Triple Number Windward/Leeward Medium748.30.8018
Triple Number Windward/Leeward High634.60.9455
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1727.31161.6865.4710.4616.8566.6531.6480.0468.3
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance657.60.9123
Triple Number Coastal/Long Distance Low805.20.7452
Triple Number Coastal/Long Distance Medium596.21.0064
Triple Number Coastal/Long Distance High524.11.1448
Triple Number Windward/Leeward Low1049.00.5720
Triple Number Windward/Leeward Medium748.30.8018
Triple Number Windward/Leeward High634.60.9455
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1727.31161.6865.4710.4616.8566.6531.6480.0468.3
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance657.6
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1727.31161.6865.4710.4616.8566.6531.6480.0468.3
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low805.20.7452
Triple Number Coastal/Long Distance Medium596.21.0064
Triple Number Coastal/Long Distance High524.11.1448
Triple Number Windward/Leeward Low1049.00.5720
Triple Number Windward/Leeward Medium748.30.8018
Triple Number Windward/Leeward High634.60.9455
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating657.60.9123
FinRating, kevyt tuuli1232.10.8116
FinRating, kova tuuli511.00.9785
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low805.20.7452
Triple Number Coastal/Long Distance Medium596.21.0064
Triple Number Coastal/Long Distance High524.11.1448
Triple Number Windward/Leeward Low1049.00.5720
Triple Number Windward/Leeward Medium748.30.8018
Triple Number Windward/Leeward High634.60.9455
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9123
Triple Number Coastal/Long Distance Low0.7452
Triple Number Coastal/Long Distance Medium1.0064
Triple Number Coastal/Long Distance High1.1448
Triple Number Windward/Leeward Low0.5720
Triple Number Windward/Leeward Medium0.8018
Triple Number Windward/Leeward High0.9455
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1727.31161.6865.4710.4616.8566.6531.6480.0468.3
For information
General Purpose Handicap (GPH)681.3
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance657.60.9123
Triple Number Coastal/Long Distance Low805.20.7452
Triple Number Coastal/Long Distance Medium596.21.0064
Triple Number Coastal/Long Distance High524.11.1448
Triple Number Windward/Leeward Low1049.00.5720
Triple Number Windward/Leeward Medium748.30.8018
Triple Number Windward/Leeward High634.60.9455
Saronikos S All_Purpose711.80.8429
Saronikos S Upwind827.40.7252
Saronikos S Downwind564.81.0624
Saronikos N All_Purpose711.80.8429
Saronikos N Upwind868.00.6913
Saronikos N Downwind618.90.9694
Saronikos SW All_Purpose722.40.8305
Saronikos SW Upwind857.60.6996
Saronikos SW Downwind575.81.0421
Saronikos NE All_Purpose770.90.7784
Saronikos NE Upwind807.10.7434
Saronikos NE Downwind703.10.8534
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1727.31161.6865.4710.4616.8566.6531.6480.0468.3
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low805.20.7452
Triple Number Coastal/Long Distance Medium596.21.0064
Triple Number Coastal/Long Distance High524.11.1448
Triple Number Windward/Leeward Low1049.00.5720
Triple Number Windward/Leeward Medium748.30.8018
Triple Number Windward/Leeward High634.60.9455
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose626.90.9571
5-Band All-Purpose Low989.80.6062
5-Band All-Purpose L/M714.10.8402
5-Band All-Purpose Med604.30.9928
5-Band All-Purpose M/H545.01.1009
5-Band All-Purpose High519.91.1541
Single Number Predominant Upwind663.50.9043
Single Number Predominant Reaching567.81.0568
Single Number Predominant Downwind599.21.0013
5-Band 50-50 Windward/Leeward Low1253.40.4787
5-Band 50-50 Windward/Leeward L/M885.20.6778
5-Band 50-50 Windward/Leeward Med732.70.8189
5-Band 50-50 Windward/Leeward M/H645.00.9303
5-Band 50-50 Windward/Leeward High611.40.9814
5-Band 60-40 Windward/Leeward Low1277.00.4698
5-Band 60-40 Windward/Leeward L/M905.10.6629
5-Band 60-40 Windward/Leeward Med753.90.7959
5-Band 60-40 Windward/Leeward M/H670.40.8950
5-Band 60-40 Windward/Leeward High640.60.9366
Triple Number 50-50 Windward/Leeward Low1105.40.5428
Triple Number 50-50 Windward/Leeward Med748.50.8016
Triple Number 50-50 Windward/Leeward High634.60.9455
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward775.00.7742
Triple Number 60-40 Windward/Leeward Low1127.00.5324
Triple Number 60-40 Windward/Leeward Med769.20.7800
Triple Number 60-40 Windward/Leeward High660.90.9079
Triple Number All-Purpose Low878.20.6832
Triple Number All-Purpose Med615.20.9753
Triple Number All-Purpose High537.51.1163
Triple Number Predominant Upwind Low920.10.6521
Triple Number Predominant Upwind Med652.40.9196
Triple Number Predominant Upwind High585.11.0254
Triple Number Predominant Reaching Low782.70.7665
Triple Number Predominant Reaching Med567.01.0582
Triple Number Predominant Reaching High483.71.2404
Triple Number Predominant Downwind Low852.20.7041
Triple Number Predominant Downwind Med584.21.0271
Triple Number Predominant Downwind High486.11.2343
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance657.60.9123
Triple Number Coastal/Long Distance Low805.20.7452
Triple Number Coastal/Long Distance Medium596.21.0064
Triple Number Coastal/Long Distance High524.11.1448
Triple Number Windward/Leeward Low1049.00.5720
Triple Number Windward/Leeward Medium748.30.8018
Triple Number Windward/Leeward High634.60.9455
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1727.31161.6865.4710.4616.8566.6531.6480.0468.3
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance657.60.9123
Triple Number Coastal/Long Distance Low805.20.7452
Triple Number Coastal/Long Distance Medium596.21.0064
Triple Number Coastal/Long Distance High524.11.1448
Triple Number Windward/Leeward Low1049.00.5720
Triple Number Windward/Leeward Medium748.30.8018
Triple Number Windward/Leeward High634.60.9455
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1727.31161.6865.4710.4616.8566.6531.6480.0468.3
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low805.2
Triple Number Coastal/Long Distance Medium596.2
Triple Number Coastal/Long Distance High524.1
Triple Number Windward/Leeward Low1049.0
Triple Number Windward/Leeward Medium748.3
Triple Number Windward/Leeward High634.6
Predominantly Upwind664.2
Predominantly Downwind599.2
Predominantly Reaching575.2
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance657.60.9123
Triple Number Coastal/Long Distance Low805.20.7452
Triple Number Coastal/Long Distance Medium596.21.0064
Triple Number Coastal/Long Distance High524.11.1448
Triple Number Windward/Leeward Low1049.00.5720
Triple Number Windward/Leeward Medium748.30.8018
Triple Number Windward/Leeward High634.60.9455
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1727.31161.6865.4710.4616.8566.6531.6480.0468.3
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7452
Triple Number Coastal/Long Distance Medium1.0064
Triple Number Coastal/Long Distance High1.1448
Triple Number Windward/Leeward Low0.5720
Triple Number Windward/Leeward Medium0.8018
Triple Number Windward/Leeward High0.9455
Coastal/Long Distance0.9123
Predominantly Upwind0.9033
Predominantly Downwind1.0014
For information
General Purpose Handicap (GPH)681.3
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9983
Distanseseilas Trippeltall svak vind0.7452
Distanseseilas Trippeltall mellomvind1.0064
Distanseseilas Trippeltall sterk vind1.1448
Pølsebane Trippeltall svak vind0.5720
Pølsebane Trippeltall mellomvind0.8018
Pølsebane Trippeltall sterk vind0.9455
Motvind Singeltall0.9033
Medvind Singeltall1.0014
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low805.20.7452
Triple Number Coastal/Long Distance Medium596.21.0064
Triple Number Coastal/Long Distance High524.11.1448
Triple Number Windward/Leeward Low1049.00.5720
Triple Number Windward/Leeward Medium748.30.8018
Triple Number Windward/Leeward High634.60.9455
Coastal/Long Distance657.60.9123
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind664.20.9033
Predominantly Downwind599.21.0014
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore600.30.9996
Cape Doctor Coastal499.61.2011
Triple Number Coastal/Long Distance Low805.20.7452
Triple Number Coastal/Long Distance Medium596.21.0064
Triple Number Coastal/Long Distance High524.11.1448
Triple Number Windward/Leeward Low1049.00.5720
Triple Number Windward/Leeward Medium748.30.8018
Triple Number Windward/Leeward High634.60.9455
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7452
Triple Number Coastal/Long Distance Medium1.0064
Triple Number Coastal/Long Distance High1.1448
Triple Number Windward/Leeward Low0.5720
Triple Number Windward/Leeward Medium0.8018
Triple Number Windward/Leeward High0.9455
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7452
Triple Number Coastal/Long Distance Medium1.0064
Triple Number Coastal/Long Distance High1.1448
Triple Number Windward/Leeward Low0.5720
Triple Number Windward/Leeward Medium0.8018
Triple Number Windward/Leeward High0.9455
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance657.60.9123
Triple Number Coastal/Long Distance Low805.20.7452
Triple Number Coastal/Long Distance Medium596.21.0064
Triple Number Coastal/Long Distance High524.11.1448
Triple Number Windward/Leeward Low1049.00.5720
Triple Number Windward/Leeward Medium748.30.8018
Triple Number Windward/Leeward High634.60.9455
Predominantly Upwind664.20.9033
Predominantly Downwind599.21.0014
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1727.31161.6865.4710.4616.8566.6531.6480.0468.3
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance657.60.9123
Triple Number Coastal/Long Distance Low805.20.7452
Triple Number Coastal/Long Distance Medium596.21.0064
Triple Number Coastal/Long Distance High524.11.1448
Triple Number Windward/Leeward Low1049.00.5720
Triple Number Windward/Leeward Medium748.30.8018
Triple Number Windward/Leeward High634.60.9455
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1727.31161.6865.4710.4616.8566.6531.6480.0468.3
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP626.90.9571 Predom. Dn High474.51.2646 5B AP M/H530.91.1302 TriNum AP Low805.10.7452 Predom. Rc Low871.10.6888 5B AP High508.51.1799 TriNum AP Med596.31.0062 Predom. Rc L/M637.00.9419 5B SF Bay Low1049.60.5717 TriNum AP High524.11.1448 Predom. Rc Med546.71.0976 5B SF Bay L/M845.30.7098 TriNum W/L Low1105.40.5428 Predom. Rc M/H500.01.1999 5B SF Bay Med707.80.8477 TriNum W/L Med748.30.8018 Predom. Rc High477.71.2559 5B SF Bay M/H630.90.9510 TriNum W/L Hig634.60.9455 5B W/L Low1253.40.4787 5B SF Bay High601.80.9970 Predom. Upwind699.60.8576 5B W/L L/M885.20.6778 ChiMac Up Low882.80.6796 Predom. Reaching596.41.0061 5B W/L Med732.70.8189 ChiMac Up Med780.00.7692 Predom. Downwind630.60.9514 5B W/L M/H645.00.9303 ChiMac Up High661.80.9066 Predom. Up Low1028.60.5833 5B W/L High611.40.9814 ChiMac Off Low814.40.7368 Predom. Up L/M746.80.8034 W/L 60-40 Low1277.00.4698 ChiMac Off Med709.70.8454 Predom. Up Med638.20.9402 W/L 60-40 L/M905.10.6629 ChiMac Off High587.41.0214 Predom. Up M/H584.21.0270 W/L 60-40 Med753.90.7959 ChiMac AP Low843.70.7112 Predom. Up High566.31.0596 W/L 60-40 M/H670.40.8950 ChiMac AP Med741.30.8094 Predom. Dn Low962.00.6237 W/L 60-40 High640.60.9366 ChiMac AP High622.40.9641 Predom. Dn L/M687.40.8728 5B AP Low897.60.6685 BayMac Cove Island984.50.6094 Predom. Dn Med573.91.0454 5B AP L/M689.90.8697 BayMac Shore977.40.6138 Predom. Dn M/H507.31.1827 5B AP Med586.11.0237 Harvest Moon514.81.1654      SA/DSPL Up15.09SA/DSPL Dn28.38
ORC Ref  046200048AI Issued on 04/02/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
DerbigumRSA-1209
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassMontevedeo 43Measurement25/01/2024HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall13.100Maximum beam4.004Draft1.884Displacement11,259Wetted area36.14IMS L10.709LSM010.798Accomod. length13.013Sink (kg/mm) 24.31
VCGD0.084VCGM0.021 RM Rated (kg·m) 188.4Limit of positive stability(°) 118.9 Stability Index 126.3 BLR index 0.0000Default crew weight768 Declared crew weight 488
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeSolid 3 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.432PBWPIPA0.0233
PSDPHDPHL
PSAESL
ST1ST2ST3
ST4ST5
RIG
BackstayFixedForestayFixedInner forestayAdjustableMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P14.590IG16.419ISP16.419MDT10.152MDL10.225MDT2MDL2TLTaperMW0.225GO0.230
E4.315J5.655BAS1.725FSDFoilSFJ0.000SPL5.692WPLTPS5.680BD0.150MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date02/08/2017
SFFP0.642FFM1.525FF1.525LCFcl7.552SG1.0250
SAFP12.470FAM1.106FA1.106LCFsh7.815HBI1.240
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  046200048AI Issued on 04/02/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
DerbigumRSA-1209
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommenta0.170.951.662.823.6637.9320/05/2017
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentJ30.060.551.092.303.645.1815.85NoNo 38.4717/10/20231350.120.561.102.313.655.0815.75NoNo 38.1427/09/2023JST-10.040.350.671.432.303.2814.30NoNo 21.8403/10/2025Staysail
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment116.6114.6915.657.908.9688%105.79
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length13.0 mTable area0.66 m²Headroom1.85 mMinimum number of berths6Personal gear stowage0.24 m³Fresh water capacity210 lMinimum number of seats in cockpit6Food stowage0.36 m³Fuel capacity110 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  046200048AI Issued on 04/02/2026 Valid until 31/01/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org