International
Certificate
2023

Boat

OAXACA

USA 8927

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles43.6°40.6°39.4°38.8°38.2°38.2°38.4°
Beat VMG4.565.355.745.976.116.206.24
52°6.987.958.358.578.718.798.87
60°7.408.308.668.868.999.099.20
75°7.708.578.989.229.419.569.77
90°7.578.569.089.489.7910.0410.40
110°6.748.178.929.389.7610.1511.00
120°6.578.118.959.5710.1310.5911.51
135°5.887.518.639.3610.0910.9012.66
150°4.926.357.588.569.249.9211.64
Run VMG4.265.506.567.438.098.6710.08
Gybe Angles142.1°142.9°145.1°151.9°156.8°159.2°149.2°

APH: 454.4

CDL: 13.284

GPH: 507.3

CertNo: US8927

BOAT
ClassSanta Cruz 50DesignerBill LeeBuilderBill Lee YachtsAge date09/1984Series date06/1980Offset fileSNC50-USA8927.offData fileUSA 8927
HULL
Length Overall15.916 mMaximum Beam3.682 mDraft2.419 mDisplacement7,898 kgDLR2.8178IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.457m
CREW
Maximum weight912 kgMinimum weight684 kg * when appliedNon Manual PowerNoCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail51.2452.06Headsail Luffed80.6680.66Headsail FlyingSymmetricAsymmetric173.69173.69 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail15.03Storm Jib17.60Heavy Weather Jib47.51
SAIL LIMITS
Headsails7  Spinnakers5 * Asymmetric may be tacked on the pole
STABILITY
Righting Moment194.5 kg·mStability Index123.8
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  04560002S4IIssued on 05/09/2023Valid until 19/02/2024
VPP ver: 2023 1.03 | © ORC | www.orc.org

International
Certificate
2023

Boat

OAXACA

USA 8927

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG789.6672.4627.0603.2589.1581.0577.1
52°515.4452.9431.0420.0413.5409.4405.7
60°486.6433.8415.9406.5400.5396.2391.4
75°467.5420.0401.0390.4382.5376.7368.3
90°475.6420.7396.6379.8367.7358.6346.3
110°534.5440.9403.5383.9369.0354.8327.2
120°548.0444.1402.2376.2355.3339.9312.8
135°612.8479.6417.1384.6356.6330.4284.3
150°732.1567.3475.2420.6389.8362.7309.4
Run VMG845.3655.1548.7484.8445.0415.1357.2
Selected Courses
Windward / Leeward817.5663.7587.8544.0517.1498.1467.2
All purpose623.9517.9469.3441.9423.5409.4386.5
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward564.61.0627
All purpose454.41.3205
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low570.91.0510
Triple Number Coastal/Long Distance Medium452.81.3252
Triple Number Coastal/Long Distance High404.31.4839
Triple Number Windward/Leeward Low740.60.8102
Triple Number Windward/Leeward Medium561.91.0679
Triple Number Windward/Leeward High491.21.2214
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance495.41.2111
Triple Number Coastal/Long Distance Low570.91.0510
Triple Number Coastal/Long Distance Medium452.81.3252
Triple Number Coastal/Long Distance High404.31.4839
Triple Number Windward/Leeward Low740.60.8102
Triple Number Windward/Leeward Medium561.91.0679
Triple Number Windward/Leeward High491.21.2214
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance820.3624.3529.4472.1439.6413.1369.7
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.9461
Downwind "popa"1.1196
70% up, 30% down "Ilhabela"0.9922
30% up, 70% down "Ilhabela-inverso"1.0612
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low570.91.0510
Triple Number Coastal/Long Distance Medium452.81.3252
Triple Number Coastal/Long Distance High404.31.4839
Triple Number Windward/Leeward Low740.60.8102
Triple Number Windward/Leeward Medium561.91.0679
Triple Number Windward/Leeward High491.21.2214
Predominantly Upwind490.11.2242
Predominantly Downwind458.51.3087
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low570.91.0510
Triple Number All Purpose Medium452.81.3252
Triple Number All Purpose High404.31.4839
Triple Number Windward/Leeward Low740.60.8102
Triple Number Windward/Leeward Medium561.91.0679
Triple Number Windward/Leeward High491.21.2214
Predominantly Upwind490.11.2242
Predominantly Downwind458.51.3087
Predominantly Upwind Low623.10.9630
Predominantly Upwind Medium510.11.1762
Predominantly Upwind High481.71.2455
Predominantly Downwind Low639.00.9389
Predominantly Downwind Medium457.21.3122
Predominantly Downwind High374.31.6031
Chicago-Mac Upwind1.2025
Chicago-Mac All Purpose1.2402
Chicago-Mac Downwind1.2837
Bayview-Mac Cove Island1.1660
Bayview-Mac Shore1.1773
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching425.61.4097
Predominantly Reaching Low514.21.1668
Predominantly Reaching Medium422.61.4199
Predominantly Reaching High370.31.6203
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low805.60.7448
5-Band Low / Medium681.30.8807
5-Band Medium552.91.0851
5-Band Medium / High499.91.2002
5-Band High472.51.2698
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance495.41.2111
Triple Number Coastal/Long Distance Low570.91.0510
Triple Number Coastal/Long Distance Medium452.81.3252
Triple Number Coastal/Long Distance High404.31.4839
Triple Number Windward/Leeward Low740.60.8102
Triple Number Windward/Leeward Medium561.91.0679
Triple Number Windward/Leeward High491.21.2214
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance820.3624.3529.4472.1439.6413.1369.7
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance495.41.2111
Triple Number Coastal/Long Distance Low570.91.0510
Triple Number Coastal/Long Distance Medium452.81.3252
Triple Number Coastal/Long Distance High404.31.4839
Triple Number Windward/Leeward Low740.60.8102
Triple Number Windward/Leeward Medium561.91.0679
Triple Number Windward/Leeward High491.21.2214
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance820.3624.3529.4472.1439.6413.1369.7
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance495.4
Triple Number Coastal/Long Distance Low570.9
Triple Number Coastal/Long Distance Medium452.8
Triple Number Coastal/Long Distance High404.3
Triple Number Windward/Leeward Low740.6
Triple Number Windward/Leeward Medium561.9
Triple Number Windward/Leeward High491.2
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance820.3624.3529.4472.1439.6413.1369.7
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance495.41.2111
Triple Number Coastal/Long Distance Low570.91.0510
Triple Number Coastal/Long Distance Medium452.81.3252
Triple Number Coastal/Long Distance High404.31.4839
Triple Number Windward/Leeward Low740.60.8102
Triple Number Windward/Leeward Medium561.91.0679
Triple Number Windward/Leeward High491.21.2214
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance820.3624.3529.4472.1439.6413.1369.7
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)495.41.2111
Triple Number Coastal/Long Distance Low570.91.0510
Triple Number Coastal/Long Distance Medium452.81.3252
Triple Number Coastal/Long Distance High404.31.4839
Triple Number Windward/Leeward Low740.60.8102
Triple Number Windward/Leeward Medium561.91.0679
Triple Number Windward/Leeward High491.21.2214
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance820.3624.3529.4472.1439.6413.1369.7
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low570.91.0510
Triple Number Coastal/Long Distance Medium452.81.3252
Triple Number Coastal/Long Distance High404.31.4839
Triple Number Windward/Leeward Low740.60.8102
Triple Number Windward/Leeward Medium561.91.0679
Triple Number Windward/Leeward High491.21.2214
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.0510
Triple Number Coastal/Long Distance Medium1.3252
Triple Number Coastal/Long Distance High1.4839
Triple Number Windward/Leeward Low0.8102
Triple Number Windward/Leeward Medium1.0679
Triple Number Windward/Leeward High1.2214
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance820.3624.3529.4472.1439.6413.1369.7
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance495.41.2111
Triple Number Coastal/Long Distance Low570.91.0510
Triple Number Coastal/Long Distance Medium452.81.3252
Triple Number Coastal/Long Distance High404.31.4839
Triple Number Windward/Leeward Low740.60.8102
Triple Number Windward/Leeward Medium561.91.0679
Triple Number Windward/Leeward High491.21.2214
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance820.3624.3529.4472.1439.6413.1369.7
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low570.91.0510
Triple Number Coastal/Long Distance Medium452.81.3252
Triple Number Coastal/Long Distance High404.31.4839
Triple Number Windward/Leeward Low740.60.8102
Triple Number Windward/Leeward Medium561.91.0679
Triple Number Windward/Leeward High491.21.2214
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance495.41.2111
Triple Number Coastal/Long Distance Low570.91.0510
Triple Number Coastal/Long Distance Medium452.81.3252
Triple Number Coastal/Long Distance High404.31.4839
Triple Number Windward/Leeward Low740.60.8102
Triple Number Windward/Leeward Medium561.91.0679
Triple Number Windward/Leeward High491.21.2214
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance820.3624.3529.4472.1439.6413.1369.7
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low740.60.8102
Triple Number Windward/Leeward Medium561.91.0679
Triple Number Windward/Leeward High491.21.2214
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance820.3624.3529.4472.1439.6413.1369.7
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low570.9
Triple Number Coastal/Long Distance Medium452.8
Triple Number Coastal/Long Distance High404.3
Triple Number Windward/Leeward Low740.6
Triple Number Windward/Leeward Medium561.9
Triple Number Windward/Leeward High491.2
Predominantly Upwind490.1
Predominantly Downwind458.5
Predominantly Reaching436.6
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance495.41.2111
Triple Number Coastal/Long Distance Low570.91.0510
Triple Number Coastal/Long Distance Medium452.81.3252
Triple Number Coastal/Long Distance High404.31.4839
Triple Number Windward/Leeward Low740.60.8102
Triple Number Windward/Leeward Medium561.91.0679
Triple Number Windward/Leeward High491.21.2214
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance820.3624.3529.4472.1439.6413.1369.7
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.0510
Triple Number Coastal/Long Distance Medium1.3252
Triple Number Coastal/Long Distance High1.4839
Triple Number Windward/Leeward Low0.8102
Triple Number Windward/Leeward Medium1.0679
Triple Number Windward/Leeward High1.2214
Coastal/Long Distance1.2111
Predominantly Upwind1.2242
Predominantly Downwind1.3087
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind1.0510
Tretall Distanseseilas Mellomvind1.3252
Tretall Distanseseilas Mye vind1.4839
Tretall Pølsebane Lite vind0.8102
Tretall Pølsebane Mellomvind1.0679
Tretall Pølsebane Mye vind1.2214
Distanseseilas ett tall (OSN 8-16kn)1.2111
Distanseseilas ett tall (APH 6-20kn)1.3205
Enkeltall Motvind1.2242
Enkeltall Medvind1.3087
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low570.91.0510
Triple Number Coastal/Long Distance Medium452.81.3252
Triple Number Coastal/Long Distance High404.31.4839
Triple Number Windward/Leeward Low740.60.8102
Triple Number Windward/Leeward Medium561.91.0679
Triple Number Windward/Leeward High491.21.2214
Coastal/Long Distance495.41.2111
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind490.11.2242
Predominantly Downwind458.51.3087
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore476.41.2594
Cape Doctor Coastal393.41.5253
Triple Number Coastal/Long Distance Low570.91.0510
Triple Number Coastal/Long Distance Medium452.81.3252
Triple Number Coastal/Long Distance High404.31.4839
Triple Number Windward/Leeward Low740.60.8102
Triple Number Windward/Leeward Medium561.91.0679
Triple Number Windward/Leeward High491.21.2214
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.0510
Triple Number Coastal/Long Distance Medium1.3252
Triple Number Coastal/Long Distance High1.4839
Triple Number Windward/Leeward Low0.8102
Triple Number Windward/Leeward Medium1.0679
Triple Number Windward/Leeward High1.2214
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.0510
Triple Number Coastal/Long Distance Medium1.3252
Triple Number Coastal/Long Distance High1.4839
Triple Number Windward/Leeward Low0.8102
Triple Number Windward/Leeward Medium1.0679
Triple Number Windward/Leeward High1.2214
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance495.41.2111
Triple Number Coastal/Long Distance Low570.91.0510
Triple Number Coastal/Long Distance Medium452.81.3252
Triple Number Coastal/Long Distance High404.31.4839
Triple Number Windward/Leeward Low740.60.8102
Triple Number Windward/Leeward Medium561.91.0679
Triple Number Windward/Leeward High491.21.2214
Predominantly Upwind490.11.2242
Predominantly Downwind458.51.3087
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance820.3624.3529.4472.1439.6413.1369.7
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance495.41.2111
Triple Number Coastal/Long Distance Low570.91.0510
Triple Number Coastal/Long Distance Medium452.81.3252
Triple Number Coastal/Long Distance High404.31.4839
Triple Number Windward/Leeward Low740.60.8102
Triple Number Windward/Leeward Medium561.91.0679
Triple Number Windward/Leeward High491.21.2214
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance820.3624.3529.4472.1439.6413.1369.7
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low570.91.0510
Triple Number All Purpose Medium452.81.3252
Triple Number All Purpose High404.31.4839
Triple Number Windward/Leeward Low740.60.8102
Triple Number Windward/Leeward Medium561.91.0679
Triple Number Windward/Leeward High491.21.2214
Predominantly Upwind490.11.2242
Predominantly Downwind458.51.3087
Predominantly Upwind Low623.10.9630
Predominantly Upwind Medium510.11.1762
Predominantly Upwind High481.71.2455
Predominantly Downwind Low639.00.9389
Predominantly Downwind Medium457.21.3122
Predominantly Downwind High374.31.6031
Chicago-Mac Upwind1.2025
Chicago-Mac All Purpose1.2402
Chicago-Mac Downwind1.2837
Bayview-Mac Cove Island1.1660
Bayview-Mac Shore1.1773
Harvest Moon Regatta389.11.5421
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy478.01.2552
San Francisco Bay Medium551.41.0881
Predominantly Reaching425.61.4097
Predominantly Reaching Low514.21.1668
Predominantly Reaching Medium422.61.4199
Predominantly Reaching High370.31.6203
Windward/Leeward 60-40 Low738.70.8123
Windward/Leeward 60-40 Medium579.41.0356
Windward/Leeward 60-40 High522.01.1495
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low805.60.7448
5-Band Low / Medium681.30.8807
5-Band Medium552.91.0851
5-Band Medium / High499.91.2002
5-Band High472.51.2698
ORC Ref  04560002S4IIssued on 05/09/2023Valid until 19/02/2024
VPP ver: 2023 1.03 | © ORC | www.orc.org

International
Certificate
2023

Boat

OAXACA

USA 8927

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassSanta Cruz 50Measurement10/12/2006HINPlan reviewHull constructionCoredCarbon RudderYesLight stanchionsNoTrim tabNo
LOA15.916Max. Beam3.682Draft2.419Displacement7,898Wetted area36.56IMS L14.311LSM014.098Acc. length11.966Sink (kg/mm) 27.81
VCGD0.102VCGM-0.072RM Rated (kg·m) 194.5Limit of positive stability(°) 117.4Stability Index123.8
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.457PBW0.116PIPA0.0034
PSD0.030PHD0.046PHL0.152
PSA17.0°ESL0.957
ST10.024ST20.113ST30.101
ST40.043ST50.280
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays2Spreaders3Rotating mastNo
P16.670IG18.700ISP18.715MDT10.119MDL10.201MDT20.113MDL20.134TL2.865MW0.134GO0.152
E5.151J5.739BAS1.692FSD0.034SFJ0.567SPL6.294WPLTPS6.294BD0.226MWT249.00MCG6.187
Flying Headsail Foretriangles IdISPTPS118.7156.294
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date10/12/2006MeasurerComment
SFFP0.536FFM1.318FF1.324LCFcl8.679SG1.0230
SAFP14.624FAM0.943FA0.948LCFsh8.869HBI1.119
W181.1W281.1W381.1W481.1
PD1235.0PD2235.0PD3235.0PD4235.0
WD14.356PLM2318.00GSA31.7RSA14314.0RM200.5
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04560002S4IIssued on 05/09/2023Valid until 19/02/2024
VPP ver: 2023 1.03 | © ORC | www.orc.org

International
Certificate
2023

Boat

OAXACA

USA 8927

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment20229160.221.141.943.334.3151.2429/04/2019M1
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment00.101.092.174.346.508.7818.50NoNo 80.6622/05/2017OUS112824-00220251850.050.751.573.495.587.7518.69NoNo 68.26135% FLEX KEVLAR GEN
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA2-2219.9017.9018.9011.0410.98101%173.69from ORR 2023202519720.4618.0119.2410.3110.4299%165.61A3 A3 Spinnaker
ORC Ref  04560002S4IIssued on 05/09/2023Valid until 19/02/2024
VPP ver: 2023 1.03 | © ORC | www.orc.org