Club
Certificate
2023

Boat

SYZYGY

USA 61361

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 Angles42.6°40.6°38.8°38.1°37.6°37.6°37.8°
Beat VMG3.544.254.684.864.944.994.98
52°5.376.236.676.856.946.997.02
60°5.626.426.837.037.127.187.23
75°5.796.556.967.217.377.477.59
90°5.676.506.957.257.507.707.95
110°5.676.687.197.537.777.978.32
120°5.536.607.177.597.958.298.80
135°4.916.146.917.377.818.269.40
150°4.165.276.226.847.177.468.08
Run VMG3.614.565.395.926.216.697.38
Gybe Angles144.2°147.5°147.8°149.6°150.5°173.6°175.7°

APH: 571.4

CDL: 8.527

GPH: 636.3

CertNo: US7231

BOAT
ClassExpress 34DesignerSHOEMACHERBuilderALSBERGAge date01/1991Series date10/1986Offset fileUS19032.OFFData fileUSA61361
HULL
Length Overall10.390 mMaximum Beam3.182 mDraft1.855 mDisplacement4,094 kgDLR6.0466IMS DivisionPerformanceDynamic Allowance0.050%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.408m
CREW
Maximum weight453 kgMinimum weight340 kg * when appliedNon Manual PowerNoCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail27.5228.04Headsail Luffed37.5837.58Headsail FlyingSymmetricAsymmetric101.14101.14 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail8.05Storm Jib9.23Heavy Weather Jib24.91
SAIL LIMITS
Headsails1  Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
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  04560002PQEIssued on 05/07/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

SYZYGY

USA 61361

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 VMG1017.0846.5769.0741.4728.6721.9722.7
52°670.8578.0539.8525.6518.9515.4512.7
60°640.0560.4526.9512.2505.5501.5497.9
75°621.8549.6517.5499.4488.3481.7474.5
90°634.7553.9517.7496.3480.2467.7452.7
110°634.4539.1500.8478.0463.2451.7432.6
120°651.0545.4502.4474.5452.6434.3408.9
135°733.7586.4520.9488.4461.1435.8383.2
150°864.5683.2578.5526.5502.2482.7445.5
Run VMG998.3788.8668.0607.9579.6538.2487.9
Selected Courses
Windward / Leeward1007.6817.7718.5674.7654.1630.0605.3
All purpose778.1646.8583.6554.0537.4522.7503.5
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward702.30.8543
All purpose571.41.0500
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low712.50.8421
Triple Number Coastal/Long Distance Medium567.41.0574
Triple Number Coastal/Long Distance High519.21.1557
Triple Number Windward/Leeward Low912.70.6574
Triple Number Windward/Leeward Medium696.10.8620
Triple Number Windward/Leeward High626.80.9573
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance619.90.9679
Triple Number Coastal/Long Distance Low712.50.8421
Triple Number Coastal/Long Distance Medium567.41.0574
Triple Number Coastal/Long Distance High519.21.1557
Triple Number Windward/Leeward Low912.70.6574
Triple Number Windward/Leeward Medium696.10.8620
Triple Number Windward/Leeward High626.80.9573
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1006.7771.3652.5590.2557.6527.9482.8
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7571
Downwind "popa"0.8996
70% up, 30% down "Ilhabela"0.7949
30% up, 70% down "Ilhabela-inverso"0.8515
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low712.50.8421
Triple Number Coastal/Long Distance Medium567.41.0574
Triple Number Coastal/Long Distance High519.21.1557
Triple Number Windward/Leeward Low912.70.6574
Triple Number Windward/Leeward Medium696.10.8620
Triple Number Windward/Leeward High626.80.9573
Predominantly Upwind615.80.9743
Predominantly Downwind577.31.0393
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low712.50.8421
Triple Number All Purpose Medium567.41.0574
Triple Number All Purpose High519.21.1557
Triple Number Windward/Leeward Low912.70.6574
Triple Number Windward/Leeward Medium696.10.8620
Triple Number Windward/Leeward High626.80.9573
Predominantly Upwind615.80.9743
Predominantly Downwind577.31.0393
Predominantly Upwind Low788.30.7612
Predominantly Upwind Medium636.50.9426
Predominantly Upwind High606.20.9897
Predominantly Downwind Low780.60.7686
Predominantly Downwind Medium574.41.0445
Predominantly Downwind High491.61.2204
Chicago-Mac Upwind0.9589
Chicago-Mac All Purpose0.9880
Chicago-Mac Downwind1.0231
Bayview-Mac Cove Island0.9271
Bayview-Mac Shore0.9345
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching542.81.1053
Predominantly Reaching Low649.50.9238
Predominantly Reaching Medium536.91.1176
Predominantly Reaching High479.41.2517
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low993.00.6042
5-Band Low / Medium838.70.7154
5-Band Medium686.70.8737
5-Band Medium / High633.80.9466
5-Band High609.60.9843
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance619.90.9679
Triple Number Coastal/Long Distance Low712.50.8421
Triple Number Coastal/Long Distance Medium567.41.0574
Triple Number Coastal/Long Distance High519.21.1557
Triple Number Windward/Leeward Low912.70.6574
Triple Number Windward/Leeward Medium696.10.8620
Triple Number Windward/Leeward High626.80.9573
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1006.7771.3652.5590.2557.6527.9482.8
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance619.90.9679
Triple Number Coastal/Long Distance Low712.50.8421
Triple Number Coastal/Long Distance Medium567.41.0574
Triple Number Coastal/Long Distance High519.21.1557
Triple Number Windward/Leeward Low912.70.6574
Triple Number Windward/Leeward Medium696.10.8620
Triple Number Windward/Leeward High626.80.9573
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1006.7771.3652.5590.2557.6527.9482.8
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance619.9
Triple Number Coastal/Long Distance Low712.5
Triple Number Coastal/Long Distance Medium567.4
Triple Number Coastal/Long Distance High519.2
Triple Number Windward/Leeward Low912.7
Triple Number Windward/Leeward Medium696.1
Triple Number Windward/Leeward High626.8
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1006.7771.3652.5590.2557.6527.9482.8
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance619.90.9679
Triple Number Coastal/Long Distance Low712.50.8421
Triple Number Coastal/Long Distance Medium567.41.0574
Triple Number Coastal/Long Distance High519.21.1557
Triple Number Windward/Leeward Low912.70.6574
Triple Number Windward/Leeward Medium696.10.8620
Triple Number Windward/Leeward High626.80.9573
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1006.7771.3652.5590.2557.6527.9482.8
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)619.90.9679
Triple Number Coastal/Long Distance Low712.50.8421
Triple Number Coastal/Long Distance Medium567.41.0574
Triple Number Coastal/Long Distance High519.21.1557
Triple Number Windward/Leeward Low912.70.6574
Triple Number Windward/Leeward Medium696.10.8620
Triple Number Windward/Leeward High626.80.9573
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1006.7771.3652.5590.2557.6527.9482.8
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low712.50.8421
Triple Number Coastal/Long Distance Medium567.41.0574
Triple Number Coastal/Long Distance High519.21.1557
Triple Number Windward/Leeward Low912.70.6574
Triple Number Windward/Leeward Medium696.10.8620
Triple Number Windward/Leeward High626.80.9573
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8421
Triple Number Coastal/Long Distance Medium1.0574
Triple Number Coastal/Long Distance High1.1557
Triple Number Windward/Leeward Low0.6574
Triple Number Windward/Leeward Medium0.8620
Triple Number Windward/Leeward High0.9573
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1006.7771.3652.5590.2557.6527.9482.8
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance619.90.9679
Triple Number Coastal/Long Distance Low712.50.8421
Triple Number Coastal/Long Distance Medium567.41.0574
Triple Number Coastal/Long Distance High519.21.1557
Triple Number Windward/Leeward Low912.70.6574
Triple Number Windward/Leeward Medium696.10.8620
Triple Number Windward/Leeward High626.80.9573
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1006.7771.3652.5590.2557.6527.9482.8
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low712.50.8421
Triple Number Coastal/Long Distance Medium567.41.0574
Triple Number Coastal/Long Distance High519.21.1557
Triple Number Windward/Leeward Low912.70.6574
Triple Number Windward/Leeward Medium696.10.8620
Triple Number Windward/Leeward High626.80.9573
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance619.90.9679
Triple Number Coastal/Long Distance Low712.50.8421
Triple Number Coastal/Long Distance Medium567.41.0574
Triple Number Coastal/Long Distance High519.21.1557
Triple Number Windward/Leeward Low912.70.6574
Triple Number Windward/Leeward Medium696.10.8620
Triple Number Windward/Leeward High626.80.9573
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1006.7771.3652.5590.2557.6527.9482.8
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low912.70.6574
Triple Number Windward/Leeward Medium696.10.8620
Triple Number Windward/Leeward High626.80.9573
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1006.7771.3652.5590.2557.6527.9482.8
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low712.5
Triple Number Coastal/Long Distance Medium567.4
Triple Number Coastal/Long Distance High519.2
Triple Number Windward/Leeward Low912.7
Triple Number Windward/Leeward Medium696.1
Triple Number Windward/Leeward High626.8
Predominantly Upwind615.8
Predominantly Downwind577.3
Predominantly Reaching554.5
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance619.90.9679
Triple Number Coastal/Long Distance Low712.50.8421
Triple Number Coastal/Long Distance Medium567.41.0574
Triple Number Coastal/Long Distance High519.21.1557
Triple Number Windward/Leeward Low912.70.6574
Triple Number Windward/Leeward Medium696.10.8620
Triple Number Windward/Leeward High626.80.9573
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1006.7771.3652.5590.2557.6527.9482.8
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8421
Triple Number Coastal/Long Distance Medium1.0574
Triple Number Coastal/Long Distance High1.1557
Triple Number Windward/Leeward Low0.6574
Triple Number Windward/Leeward Medium0.8620
Triple Number Windward/Leeward High0.9573
Coastal/Long Distance0.9679
Predominantly Upwind0.9743
Predominantly Downwind1.0393
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8421
Tretall Distanseseilas Mellomvind1.0574
Tretall Distanseseilas Mye vind1.1557
Tretall Pølsebane Lite vind0.6574
Tretall Pølsebane Mellomvind0.8620
Tretall Pølsebane Mye vind0.9573
Distanseseilas ett tall (OSN 8-16kn)0.9679
Distanseseilas ett tall (APH 6-20kn)1.0500
Enkeltall Motvind0.9743
Enkeltall Medvind1.0393
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low712.50.8421
Triple Number Coastal/Long Distance Medium567.41.0574
Triple Number Coastal/Long Distance High519.21.1557
Triple Number Windward/Leeward Low912.70.6574
Triple Number Windward/Leeward Medium696.10.8620
Triple Number Windward/Leeward High626.80.9573
Coastal/Long Distance619.90.9679
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind615.80.9743
Predominantly Downwind577.31.0393
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore612.70.9793
Cape Doctor Coastal509.31.1782
Triple Number Coastal/Long Distance Low712.50.8421
Triple Number Coastal/Long Distance Medium567.41.0574
Triple Number Coastal/Long Distance High519.21.1557
Triple Number Windward/Leeward Low912.70.6574
Triple Number Windward/Leeward Medium696.10.8620
Triple Number Windward/Leeward High626.80.9573
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8421
Triple Number Coastal/Long Distance Medium1.0574
Triple Number Coastal/Long Distance High1.1557
Triple Number Windward/Leeward Low0.6574
Triple Number Windward/Leeward Medium0.8620
Triple Number Windward/Leeward High0.9573
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8421
Triple Number Coastal/Long Distance Medium1.0574
Triple Number Coastal/Long Distance High1.1557
Triple Number Windward/Leeward Low0.6574
Triple Number Windward/Leeward Medium0.8620
Triple Number Windward/Leeward High0.9573
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance619.90.9679
Triple Number Coastal/Long Distance Low712.50.8421
Triple Number Coastal/Long Distance Medium567.41.0574
Triple Number Coastal/Long Distance High519.21.1557
Triple Number Windward/Leeward Low912.70.6574
Triple Number Windward/Leeward Medium696.10.8620
Triple Number Windward/Leeward High626.80.9573
Predominantly Upwind615.80.9743
Predominantly Downwind577.31.0393
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1006.7771.3652.5590.2557.6527.9482.8
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance619.90.9679
Triple Number Coastal/Long Distance Low712.50.8421
Triple Number Coastal/Long Distance Medium567.41.0574
Triple Number Coastal/Long Distance High519.21.1557
Triple Number Windward/Leeward Low912.70.6574
Triple Number Windward/Leeward Medium696.10.8620
Triple Number Windward/Leeward High626.80.9573
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance1006.7771.3652.5590.2557.6527.9482.8
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low712.50.8421
Triple Number All Purpose Medium567.41.0574
Triple Number All Purpose High519.21.1557
Triple Number Windward/Leeward Low912.70.6574
Triple Number Windward/Leeward Medium696.10.8620
Triple Number Windward/Leeward High626.80.9573
Predominantly Upwind615.80.9743
Predominantly Downwind577.31.0393
Predominantly Upwind Low788.30.7612
Predominantly Upwind Medium636.50.9426
Predominantly Upwind High606.20.9897
Predominantly Downwind Low780.60.7686
Predominantly Downwind Medium574.41.0445
Predominantly Downwind High491.61.2204
Chicago-Mac Upwind0.9589
Chicago-Mac All Purpose0.9880
Chicago-Mac Downwind1.0231
Bayview-Mac Cove Island0.9271
Bayview-Mac Shore0.9345
Harvest Moon Regatta501.51.1964
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy608.40.9862
San Francisco Bay Medium683.60.8777
Predominantly Reaching542.81.1053
Predominantly Reaching Low649.50.9238
Predominantly Reaching Medium536.91.1176
Predominantly Reaching High479.41.2517
Windward/Leeward 60-40 Low916.50.6547
Windward/Leeward 60-40 Medium716.50.8374
Windward/Leeward 60-40 High659.80.9093
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low993.00.6042
5-Band Low / Medium838.70.7154
5-Band Medium686.70.8737
5-Band Medium / High633.80.9466
5-Band High609.60.9843
ORC Ref  04560002PQEIssued on 05/07/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

SYZYGY

USA 61361

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassExpress 34Measurement30/06/2021HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA10.390Max. Beam3.182Draft1.855Displacement4,094Wetted area21.61IMS L8.940LSM08.780Acc. length10.342Sink (kg/mm) 16.07
VCGD0.111VCGM0.078RM Rated (kg·m) 88.7Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.408PBW0.107PIPA0.0031
PSD0.024PHD0.052PHL0.134
PSA10.0°ESL1.067
ST10.052ST20.110ST30.128
ST40.049ST50.171
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays1Spreaders2Rotating mastNo
P11.750IG13.550ISP13.580MDT10.122MDL10.158MDT20.100MDL20.128TL1.823MW0.128GO0.137
E3.914J3.908BAS1.490FSD0.030SFJ0.000SPLWPLTPS4.822BD0.149MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date25/01/1991MeasurerComment
SFFP0.527FFMFF1.157LCFcl5.665SG1.0170
SAFP9.418FAMFA0.978LCFsh5.886HBI0.994
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04560002PQEIssued on 05/07/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

SYZYGY

USA 61361

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentM10.150.851.482.543.3027.5223/02/2021
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentGenoa0.080.691.352.784.295.8913.15NoNo 37.5818/05/2022
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA214.8513.4814.178.757.84112%101.1418/05/2022
ORC Ref  04560002PQEIssued on 05/07/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org