International
Certificate
2023

Boat

CITY LIGHTS

USA 28552

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 Angles45.0°42.6°40.8°39.9°39.0°38.8°39.3°
Beat VMG4.315.265.746.016.176.286.36
52°6.727.938.458.718.858.969.07
60°7.188.288.769.009.159.279.42
75°7.538.529.029.369.609.7910.04
90°7.418.489.059.529.9410.2710.72
110°6.738.199.029.6010.1410.5911.35
120°6.568.098.989.6410.2910.9112.13
135°5.877.468.589.3010.0010.7812.69
150°4.926.317.538.519.179.8011.30
Run VMG4.265.466.527.398.068.649.80
Gybe Angles142.4°143.0°145.1°152.3°157.7°164.6°153.2°

APH: 453.0

CDL: 13.460

GPH: 508.3

CertNo: US4075

BOAT
ClassSanta Cruz 52DesignerLee/SmithBuilderSC YachtsAge date01/1996Series date01/1992Offset fileSNC52-USA28552.offData fileUSA 28552
HULL
Length Overall16.160 mMaximum Beam4.284 mDraft2.166 mDisplacement9,797 kgDLR3.2456IMS DivisionCruiser/RacerDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFeathering 2 bladesDiameter0.485m
CREW
Maximum weight1,164 kgMinimum weight873 kg * when appliedNon Manual PowerCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail66.8168.29Headsail Luffed86.5086.50Headsail FlyingSymmetric189.13189.13Asymmetric195.50195.50 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS (m²)
Trysail19.64Storm Jib20.11Heavy Weather Jib54.28
SAIL LIMITS
Headsails7  Spinnakers5 * Asymmetric may be tacked on the pole
STABILITY
Righting Moment346.3 kg·mStability Index120.6
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  04560002S00Issued on 31/08/2023Valid until 19/02/2024
VPP ver: 2023 1.03 | © ORC | www.orc.org

International
Certificate
2023

Boat

CITY LIGHTS

USA 28552

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 VMG835.2684.8627.1599.3583.2573.3566.5
52°535.7453.8426.0413.5406.6401.8396.8
60°501.2434.7410.8400.1393.3388.5382.2
75°478.0422.4398.9384.6375.0367.9358.5
90°485.6424.5397.6378.1362.1350.7335.9
110°535.0439.4399.2375.1354.9340.1317.1
120°548.7444.7400.8373.4349.9330.0296.8
135°613.6482.8419.4387.2359.8334.0283.8
150°731.5570.7477.8422.8392.7367.5318.6
Run VMG844.7659.0551.8487.2446.7416.8367.4
Selected Courses
Windward / Leeward840.0671.9589.4543.2515.0495.1467.0
All purpose638.3522.3468.9439.3419.2404.2381.2
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward565.91.0603
All purpose453.01.3244
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low580.31.0339
Triple Number Coastal/Long Distance Medium451.11.3302
Triple Number Coastal/Long Distance High399.31.5026
Triple Number Windward/Leeward Low756.00.7937
Triple Number Windward/Leeward Medium562.31.0671
Triple Number Windward/Leeward High489.51.2257
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance494.81.2125
Triple Number Coastal/Long Distance Low580.31.0339
Triple Number Coastal/Long Distance Medium451.11.3302
Triple Number Coastal/Long Distance High399.31.5026
Triple Number Windward/Leeward Low756.00.7937
Triple Number Windward/Leeward Medium562.31.0671
Triple Number Windward/Leeward High489.51.2257
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance840.4631.3530.0470.1435.9407.8362.2
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.9397
Downwind "popa"1.1130
70% up, 30% down "Ilhabela"0.9858
30% up, 70% down "Ilhabela-inverso"1.0547
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low580.31.0339
Triple Number Coastal/Long Distance Medium451.11.3302
Triple Number Coastal/Long Distance High399.31.5026
Triple Number Windward/Leeward Low756.00.7937
Triple Number Windward/Leeward Medium562.31.0671
Triple Number Windward/Leeward High489.51.2257
Predominantly Upwind489.11.2268
Predominantly Downwind459.91.3046
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low580.31.0339
Triple Number All Purpose Medium451.11.3302
Triple Number All Purpose High399.31.5026
Triple Number Windward/Leeward Low756.00.7937
Triple Number Windward/Leeward Medium562.31.0671
Triple Number Windward/Leeward High489.51.2257
Predominantly Upwind489.11.2268
Predominantly Downwind459.91.3046
Predominantly Upwind Low639.50.9383
Predominantly Upwind Medium507.51.1823
Predominantly Upwind High474.21.2652
Predominantly Downwind Low645.00.9302
Predominantly Downwind Medium458.91.3074
Predominantly Downwind High375.61.5975
Chicago-Mac Upwind1.2036
Chicago-Mac All Purpose1.2388
Chicago-Mac Downwind1.2797
Bayview-Mac Cove Island1.1576
Bayview-Mac Shore1.1703
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching425.41.4105
Predominantly Reaching Low520.91.1519
Predominantly Reaching Medium422.41.4203
Predominantly Reaching High366.61.6368
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low827.00.7255
5-Band Low / Medium691.40.8678
5-Band Medium552.91.0853
5-Band Medium / High497.71.2055
5-Band High471.81.2717
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance494.81.2125
Triple Number Coastal/Long Distance Low580.31.0339
Triple Number Coastal/Long Distance Medium451.11.3302
Triple Number Coastal/Long Distance High399.31.5026
Triple Number Windward/Leeward Low756.00.7937
Triple Number Windward/Leeward Medium562.31.0671
Triple Number Windward/Leeward High489.51.2257
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance840.4631.3530.0470.1435.9407.8362.2
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance494.81.2125
Triple Number Coastal/Long Distance Low580.31.0339
Triple Number Coastal/Long Distance Medium451.11.3302
Triple Number Coastal/Long Distance High399.31.5026
Triple Number Windward/Leeward Low756.00.7937
Triple Number Windward/Leeward Medium562.31.0671
Triple Number Windward/Leeward High489.51.2257
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance840.4631.3530.0470.1435.9407.8362.2
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance494.8
Triple Number Coastal/Long Distance Low580.3
Triple Number Coastal/Long Distance Medium451.1
Triple Number Coastal/Long Distance High399.3
Triple Number Windward/Leeward Low756.0
Triple Number Windward/Leeward Medium562.3
Triple Number Windward/Leeward High489.5
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance840.4631.3530.0470.1435.9407.8362.2
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance494.81.2125
Triple Number Coastal/Long Distance Low580.31.0339
Triple Number Coastal/Long Distance Medium451.11.3302
Triple Number Coastal/Long Distance High399.31.5026
Triple Number Windward/Leeward Low756.00.7937
Triple Number Windward/Leeward Medium562.31.0671
Triple Number Windward/Leeward High489.51.2257
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance840.4631.3530.0470.1435.9407.8362.2
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)494.81.2125
Triple Number Coastal/Long Distance Low580.31.0339
Triple Number Coastal/Long Distance Medium451.11.3302
Triple Number Coastal/Long Distance High399.31.5026
Triple Number Windward/Leeward Low756.00.7937
Triple Number Windward/Leeward Medium562.31.0671
Triple Number Windward/Leeward High489.51.2257
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance840.4631.3530.0470.1435.9407.8362.2
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low580.31.0339
Triple Number Coastal/Long Distance Medium451.11.3302
Triple Number Coastal/Long Distance High399.31.5026
Triple Number Windward/Leeward Low756.00.7937
Triple Number Windward/Leeward Medium562.31.0671
Triple Number Windward/Leeward High489.51.2257
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.0339
Triple Number Coastal/Long Distance Medium1.3302
Triple Number Coastal/Long Distance High1.5026
Triple Number Windward/Leeward Low0.7937
Triple Number Windward/Leeward Medium1.0671
Triple Number Windward/Leeward High1.2257
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance840.4631.3530.0470.1435.9407.8362.2
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance494.81.2125
Triple Number Coastal/Long Distance Low580.31.0339
Triple Number Coastal/Long Distance Medium451.11.3302
Triple Number Coastal/Long Distance High399.31.5026
Triple Number Windward/Leeward Low756.00.7937
Triple Number Windward/Leeward Medium562.31.0671
Triple Number Windward/Leeward High489.51.2257
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance840.4631.3530.0470.1435.9407.8362.2
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low580.31.0339
Triple Number Coastal/Long Distance Medium451.11.3302
Triple Number Coastal/Long Distance High399.31.5026
Triple Number Windward/Leeward Low756.00.7937
Triple Number Windward/Leeward Medium562.31.0671
Triple Number Windward/Leeward High489.51.2257
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance494.81.2125
Triple Number Coastal/Long Distance Low580.31.0339
Triple Number Coastal/Long Distance Medium451.11.3302
Triple Number Coastal/Long Distance High399.31.5026
Triple Number Windward/Leeward Low756.00.7937
Triple Number Windward/Leeward Medium562.31.0671
Triple Number Windward/Leeward High489.51.2257
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance840.4631.3530.0470.1435.9407.8362.2
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low756.00.7937
Triple Number Windward/Leeward Medium562.31.0671
Triple Number Windward/Leeward High489.51.2257
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance840.4631.3530.0470.1435.9407.8362.2
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low580.3
Triple Number Coastal/Long Distance Medium451.1
Triple Number Coastal/Long Distance High399.3
Triple Number Windward/Leeward Low756.0
Triple Number Windward/Leeward Medium562.3
Triple Number Windward/Leeward High489.5
Predominantly Upwind489.1
Predominantly Downwind459.9
Predominantly Reaching437.1
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance494.81.2125
Triple Number Coastal/Long Distance Low580.31.0339
Triple Number Coastal/Long Distance Medium451.11.3302
Triple Number Coastal/Long Distance High399.31.5026
Triple Number Windward/Leeward Low756.00.7937
Triple Number Windward/Leeward Medium562.31.0671
Triple Number Windward/Leeward High489.51.2257
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance840.4631.3530.0470.1435.9407.8362.2
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.0339
Triple Number Coastal/Long Distance Medium1.3302
Triple Number Coastal/Long Distance High1.5026
Triple Number Windward/Leeward Low0.7937
Triple Number Windward/Leeward Medium1.0671
Triple Number Windward/Leeward High1.2257
Coastal/Long Distance1.2125
Predominantly Upwind1.2268
Predominantly Downwind1.3046
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind1.0339
Tretall Distanseseilas Mellomvind1.3302
Tretall Distanseseilas Mye vind1.5026
Tretall Pølsebane Lite vind0.7937
Tretall Pølsebane Mellomvind1.0671
Tretall Pølsebane Mye vind1.2257
Distanseseilas ett tall (OSN 8-16kn)1.2125
Distanseseilas ett tall (APH 6-20kn)1.3244
Enkeltall Motvind1.2268
Enkeltall Medvind1.3046
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low580.31.0339
Triple Number Coastal/Long Distance Medium451.11.3302
Triple Number Coastal/Long Distance High399.31.5026
Triple Number Windward/Leeward Low756.00.7937
Triple Number Windward/Leeward Medium562.31.0671
Triple Number Windward/Leeward High489.51.2257
Coastal/Long Distance494.81.2125
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind489.11.2268
Predominantly Downwind459.91.3046
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore475.41.2621
Cape Doctor Coastal388.11.5461
Triple Number Coastal/Long Distance Low580.31.0339
Triple Number Coastal/Long Distance Medium451.11.3302
Triple Number Coastal/Long Distance High399.31.5026
Triple Number Windward/Leeward Low756.00.7937
Triple Number Windward/Leeward Medium562.31.0671
Triple Number Windward/Leeward High489.51.2257
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.0339
Triple Number Coastal/Long Distance Medium1.3302
Triple Number Coastal/Long Distance High1.5026
Triple Number Windward/Leeward Low0.7937
Triple Number Windward/Leeward Medium1.0671
Triple Number Windward/Leeward High1.2257
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.0339
Triple Number Coastal/Long Distance Medium1.3302
Triple Number Coastal/Long Distance High1.5026
Triple Number Windward/Leeward Low0.7937
Triple Number Windward/Leeward Medium1.0671
Triple Number Windward/Leeward High1.2257
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance494.81.2125
Triple Number Coastal/Long Distance Low580.31.0339
Triple Number Coastal/Long Distance Medium451.11.3302
Triple Number Coastal/Long Distance High399.31.5026
Triple Number Windward/Leeward Low756.00.7937
Triple Number Windward/Leeward Medium562.31.0671
Triple Number Windward/Leeward High489.51.2257
Predominantly Upwind489.11.2268
Predominantly Downwind459.91.3046
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance840.4631.3530.0470.1435.9407.8362.2
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance494.81.2125
Triple Number Coastal/Long Distance Low580.31.0339
Triple Number Coastal/Long Distance Medium451.11.3302
Triple Number Coastal/Long Distance High399.31.5026
Triple Number Windward/Leeward Low756.00.7937
Triple Number Windward/Leeward Medium562.31.0671
Triple Number Windward/Leeward High489.51.2257
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance840.4631.3530.0470.1435.9407.8362.2
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low580.31.0339
Triple Number All Purpose Medium451.11.3302
Triple Number All Purpose High399.31.5026
Triple Number Windward/Leeward Low756.00.7937
Triple Number Windward/Leeward Medium562.31.0671
Triple Number Windward/Leeward High489.51.2257
Predominantly Upwind489.11.2268
Predominantly Downwind459.91.3046
Predominantly Upwind Low639.50.9383
Predominantly Upwind Medium507.51.1823
Predominantly Upwind High474.21.2652
Predominantly Downwind Low645.00.9302
Predominantly Downwind Medium458.91.3074
Predominantly Downwind High375.61.5975
Chicago-Mac Upwind1.2036
Chicago-Mac All Purpose1.2388
Chicago-Mac Downwind1.2797
Bayview-Mac Cove Island1.1576
Bayview-Mac Shore1.1703
Harvest Moon Regatta386.31.5533
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy475.41.2621
San Francisco Bay Medium552.61.0858
Predominantly Reaching425.41.4105
Predominantly Reaching Low520.91.1519
Predominantly Reaching Medium422.41.4203
Predominantly Reaching High366.61.6368
Windward/Leeward 60-40 Low756.70.7929
Windward/Leeward 60-40 Medium579.11.0361
Windward/Leeward 60-40 High518.01.1583
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low827.00.7255
5-Band Low / Medium691.40.8678
5-Band Medium552.91.0853
5-Band Medium / High497.71.2055
5-Band High471.81.2717
ORC Ref  04560002S00Issued on 31/08/2023Valid until 19/02/2024
VPP ver: 2023 1.03 | © ORC | www.orc.org

International
Certificate
2023

Boat

CITY LIGHTS

USA 28552

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassSanta Cruz 52Measurement11/03/2020HINPlan reviewHull constructionCoredCarbon RudderYesLight stanchionsNoTrim tabNo
LOA16.160Max. Beam4.284Draft2.166Displacement9,797Wetted area42.33IMS L14.503LSM014.451Acc. length13.923Sink (kg/mm) 33.57
VCGD-0.095VCGM-0.118RM Rated (kg·m) 346.3Limit of positive stability(°) 116.4Stability Index120.6
PROPELLER
Propeller TypeFeathering 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.485PBW0.150PIPA0.0060
PSD0.034PHD0.073PHL0.146
PSA17.0°ESL1.155
ST10.027ST20.113ST30.113
ST40.058ST50.332
RIG
Forestay tensionAftInner stayNone FittedCarbon mastYesHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays1Spreaders3Rotating mastNo
P17.526IG19.806ISP19.937MDT10.128MDL10.253MDT20.117MDL20.200TLMW0.253GO0.323
E6.401J5.752BAS1.853FSD0.034SFJ0.497SPL6.240WPLTPSBD0.256MWT289.85MCG6.416
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date11/03/2020MeasurerComment
SFFP0.609FFM1.437FF1.438LCFcl8.936SG1.0230
SAFP15.511FAM1.053FA1.054LCFsh9.191HBI1.232
W1122.1W2122.1W3122.1W4122.1
PD1376.0PD2376.0PD3376.0PD4376.0
WD14.870PLM4203.00GSA49.5RSA2028.0RM346.7
TANKS
IdUseDescriptionVolumeLCGVCGSp.WghtLevel
Sailing
INVENTORY
IdDescriptionWeight SailingLCGVCGGAIdDescriptionWeight SailingLCGVCGGA   
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04560002S00Issued on 31/08/2023Valid until 19/02/2024
VPP ver: 2023 1.03 | © ORC | www.orc.org

International
Certificate
2023

Boat

CITY LIGHTS

USA 28552

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentRace MN0.221.352.414.125.3966.81Race Main 2022Mn0.221.352.424.115.3166.4511/03/202028552M2004
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment#10.081.122.204.376.618.8019.65NoNo 86.5003/03/2020OUS137554-001
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentS2LD19.9419.9419.9411.4611.07189.1311/03/2020from ORR
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA220.7919.0019.9011.9511.16107%195.5015/06/2019OUS133991-001A320.2718.7119.499.7311.8182%164.7901/04/202128552A3
ORC Ref  04560002S00Issued on 31/08/2023Valid until 19/02/2024
VPP ver: 2023 1.03 | © ORC | www.orc.org