Club
Certificate
2023

Boat

BLITZ

USA 31377

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 Angles42.0°40.5°38.7°37.2°36.6°36.3°35.8°
Beat VMG3.794.555.095.385.535.615.70
52°5.716.677.197.457.587.667.74
60°5.996.877.347.597.747.837.93
75°6.156.997.447.727.928.078.25
90°6.006.917.437.737.978.188.50
110°5.826.967.587.958.268.528.89
120°5.676.847.517.938.298.629.25
135°5.156.347.197.708.088.469.22
150°4.345.486.487.237.698.058.76
Run VMG3.764.755.626.366.947.448.15
Gybe Angles144.2°149.2°151.1°156.8°166.4°177.2°179.0°

APH: 531.8

CDL: 10.205

GPH: 595.0

CertNo: US7163

BOAT
ClassSerendipity 43DesignerPETERSON, DOUGBuilderNEW ORLEANS MarineAge date05/1982Series date01/1982Offset fileUS16858.OFFData fileUSA31377
HULL
Length Overall12.915 mMaximum Beam4.017 mDraft2.331 mDisplacement8,528 kgDLR7.8337IMS DivisionPerformanceDynamic Allowance0.100%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.540m
CREW
Maximum weight1,088 kgMinimum weight816 kg * when appliedNon Manual PowerNoCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail40.2840.89Headsail Luffed64.3564.35Headsail FlyingSymmetric149.53149.53Asymmetric140.01140.01 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail11.53Storm Jib15.07Heavy Weather Jib40.68
SAIL LIMITS
Headsails1  Spinnakers5 * Asymmetric SHALL NOT be tacked on the pole
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  03330002P1SIssued on 23/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

BLITZ

USA 31377

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 VMG949.3791.0707.1668.9651.5641.3631.5
52°629.9540.1500.7483.1474.9470.0465.1
60°601.1523.7490.4474.0464.9459.8454.0
75°585.5514.8483.6466.3454.4446.2436.6
90°600.4520.8484.7465.5451.6440.2423.6
110°618.8517.0475.2452.6435.9422.6404.9
120°634.6526.4479.1454.0434.5417.8389.3
135°699.3567.4500.5467.8445.3425.6390.5
150°829.0656.4555.1497.9468.2447.1411.0
Run VMG957.3757.9640.7566.3518.7483.7441.5
Selected Courses
Windward / Leeward953.3774.4673.9617.6585.1562.5536.5
All purpose738.3612.7548.3514.0493.9479.6460.1
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward645.30.9298
All purpose531.81.1282
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low675.50.8882
Triple Number Coastal/Long Distance Medium528.71.1349
Triple Number Coastal/Long Distance High475.91.2608
Triple Number Windward/Leeward Low863.90.6945
Triple Number Windward/Leeward Medium641.30.9356
Triple Number Windward/Leeward High558.41.0745
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance577.11.0398
Triple Number Coastal/Long Distance Low675.50.8882
Triple Number Coastal/Long Distance Medium528.71.1349
Triple Number Coastal/Long Distance High475.91.2608
Triple Number Windward/Leeward Low863.90.6945
Triple Number Windward/Leeward Medium641.30.9356
Triple Number Windward/Leeward High558.41.0745
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance953.7730.9612.5546.0511.8485.2444.0
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.8332
Downwind "popa"0.9619
70% up, 30% down "Ilhabela"0.8681
30% up, 70% down "Ilhabela-inverso"0.9193
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low675.50.8882
Triple Number Coastal/Long Distance Medium528.71.1349
Triple Number Coastal/Long Distance High475.91.2608
Triple Number Windward/Leeward Low863.90.6945
Triple Number Windward/Leeward Medium641.30.9356
Triple Number Windward/Leeward High558.41.0745
Predominantly Upwind569.71.0531
Predominantly Downwind543.71.1036
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low675.50.8882
Triple Number All Purpose Medium528.71.1349
Triple Number All Purpose High475.91.2608
Triple Number Windward/Leeward Low863.90.6945
Triple Number Windward/Leeward Medium641.30.9356
Triple Number Windward/Leeward High558.41.0745
Predominantly Upwind569.71.0531
Predominantly Downwind543.71.1036
Predominantly Upwind Low741.30.8094
Predominantly Upwind Medium584.31.0270
Predominantly Upwind High545.61.0997
Predominantly Downwind Low744.10.8063
Predominantly Downwind Medium541.41.1083
Predominantly Downwind High456.71.3137
Chicago-Mac Upwind1.0357
Chicago-Mac All Purpose1.0564
Chicago-Mac Downwind1.0847
Bayview-Mac Cove Island0.9859
Bayview-Mac Shore0.9967
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching509.81.1769
Predominantly Reaching Low616.00.9740
Predominantly Reaching Medium505.31.1873
Predominantly Reaching High451.21.3299
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low939.50.6386
5-Band Low / Medium791.20.7584
5-Band Medium630.00.9524
5-Band Medium / High566.61.0590
5-Band High541.01.1091
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance577.11.0398
Triple Number Coastal/Long Distance Low675.50.8882
Triple Number Coastal/Long Distance Medium528.71.1349
Triple Number Coastal/Long Distance High475.91.2608
Triple Number Windward/Leeward Low863.90.6945
Triple Number Windward/Leeward Medium641.30.9356
Triple Number Windward/Leeward High558.41.0745
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance953.7730.9612.5546.0511.8485.2444.0
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance577.11.0398
Triple Number Coastal/Long Distance Low675.50.8882
Triple Number Coastal/Long Distance Medium528.71.1349
Triple Number Coastal/Long Distance High475.91.2608
Triple Number Windward/Leeward Low863.90.6945
Triple Number Windward/Leeward Medium641.30.9356
Triple Number Windward/Leeward High558.41.0745
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance953.7730.9612.5546.0511.8485.2444.0
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance577.1
Triple Number Coastal/Long Distance Low675.5
Triple Number Coastal/Long Distance Medium528.7
Triple Number Coastal/Long Distance High475.9
Triple Number Windward/Leeward Low863.9
Triple Number Windward/Leeward Medium641.3
Triple Number Windward/Leeward High558.4
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance953.7730.9612.5546.0511.8485.2444.0
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance577.11.0398
Triple Number Coastal/Long Distance Low675.50.8882
Triple Number Coastal/Long Distance Medium528.71.1349
Triple Number Coastal/Long Distance High475.91.2608
Triple Number Windward/Leeward Low863.90.6945
Triple Number Windward/Leeward Medium641.30.9356
Triple Number Windward/Leeward High558.41.0745
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance953.7730.9612.5546.0511.8485.2444.0
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)577.11.0398
Triple Number Coastal/Long Distance Low675.50.8882
Triple Number Coastal/Long Distance Medium528.71.1349
Triple Number Coastal/Long Distance High475.91.2608
Triple Number Windward/Leeward Low863.90.6945
Triple Number Windward/Leeward Medium641.30.9356
Triple Number Windward/Leeward High558.41.0745
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance953.7730.9612.5546.0511.8485.2444.0
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low675.50.8882
Triple Number Coastal/Long Distance Medium528.71.1349
Triple Number Coastal/Long Distance High475.91.2608
Triple Number Windward/Leeward Low863.90.6945
Triple Number Windward/Leeward Medium641.30.9356
Triple Number Windward/Leeward High558.41.0745
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8882
Triple Number Coastal/Long Distance Medium1.1349
Triple Number Coastal/Long Distance High1.2608
Triple Number Windward/Leeward Low0.6945
Triple Number Windward/Leeward Medium0.9356
Triple Number Windward/Leeward High1.0745
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance953.7730.9612.5546.0511.8485.2444.0
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance577.11.0398
Triple Number Coastal/Long Distance Low675.50.8882
Triple Number Coastal/Long Distance Medium528.71.1349
Triple Number Coastal/Long Distance High475.91.2608
Triple Number Windward/Leeward Low863.90.6945
Triple Number Windward/Leeward Medium641.30.9356
Triple Number Windward/Leeward High558.41.0745
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance953.7730.9612.5546.0511.8485.2444.0
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low675.50.8882
Triple Number Coastal/Long Distance Medium528.71.1349
Triple Number Coastal/Long Distance High475.91.2608
Triple Number Windward/Leeward Low863.90.6945
Triple Number Windward/Leeward Medium641.30.9356
Triple Number Windward/Leeward High558.41.0745
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance577.11.0398
Triple Number Coastal/Long Distance Low675.50.8882
Triple Number Coastal/Long Distance Medium528.71.1349
Triple Number Coastal/Long Distance High475.91.2608
Triple Number Windward/Leeward Low863.90.6945
Triple Number Windward/Leeward Medium641.30.9356
Triple Number Windward/Leeward High558.41.0745
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance953.7730.9612.5546.0511.8485.2444.0
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low863.90.6945
Triple Number Windward/Leeward Medium641.30.9356
Triple Number Windward/Leeward High558.41.0745
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance953.7730.9612.5546.0511.8485.2444.0
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low675.5
Triple Number Coastal/Long Distance Medium528.7
Triple Number Coastal/Long Distance High475.9
Triple Number Windward/Leeward Low863.9
Triple Number Windward/Leeward Medium641.3
Triple Number Windward/Leeward High558.4
Predominantly Upwind569.7
Predominantly Downwind543.7
Predominantly Reaching522.3
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance577.11.0398
Triple Number Coastal/Long Distance Low675.50.8882
Triple Number Coastal/Long Distance Medium528.71.1349
Triple Number Coastal/Long Distance High475.91.2608
Triple Number Windward/Leeward Low863.90.6945
Triple Number Windward/Leeward Medium641.30.9356
Triple Number Windward/Leeward High558.41.0745
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance953.7730.9612.5546.0511.8485.2444.0
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8882
Triple Number Coastal/Long Distance Medium1.1349
Triple Number Coastal/Long Distance High1.2608
Triple Number Windward/Leeward Low0.6945
Triple Number Windward/Leeward Medium0.9356
Triple Number Windward/Leeward High1.0745
Coastal/Long Distance1.0398
Predominantly Upwind1.0531
Predominantly Downwind1.1036
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.8882
Tretall Distanseseilas Mellomvind1.1349
Tretall Distanseseilas Mye vind1.2608
Tretall Pølsebane Lite vind0.6945
Tretall Pølsebane Mellomvind0.9356
Tretall Pølsebane Mye vind1.0745
Distanseseilas ett tall (OSN 8-16kn)1.0398
Distanseseilas ett tall (APH 6-20kn)1.1282
Enkeltall Motvind1.0531
Enkeltall Medvind1.1036
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low675.50.8882
Triple Number Coastal/Long Distance Medium528.71.1349
Triple Number Coastal/Long Distance High475.91.2608
Triple Number Windward/Leeward Low863.90.6945
Triple Number Windward/Leeward Medium641.30.9356
Triple Number Windward/Leeward High558.41.0745
Coastal/Long Distance577.11.0398
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind569.71.0531
Predominantly Downwind543.71.1036
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore544.31.1023
Cape Doctor Coastal465.91.2877
Triple Number Coastal/Long Distance Low675.50.8882
Triple Number Coastal/Long Distance Medium528.71.1349
Triple Number Coastal/Long Distance High475.91.2608
Triple Number Windward/Leeward Low863.90.6945
Triple Number Windward/Leeward Medium641.30.9356
Triple Number Windward/Leeward High558.41.0745
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8882
Triple Number Coastal/Long Distance Medium1.1349
Triple Number Coastal/Long Distance High1.2608
Triple Number Windward/Leeward Low0.6945
Triple Number Windward/Leeward Medium0.9356
Triple Number Windward/Leeward High1.0745
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8882
Triple Number Coastal/Long Distance Medium1.1349
Triple Number Coastal/Long Distance High1.2608
Triple Number Windward/Leeward Low0.6945
Triple Number Windward/Leeward Medium0.9356
Triple Number Windward/Leeward High1.0745
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance577.11.0398
Triple Number Coastal/Long Distance Low675.50.8882
Triple Number Coastal/Long Distance Medium528.71.1349
Triple Number Coastal/Long Distance High475.91.2608
Triple Number Windward/Leeward Low863.90.6945
Triple Number Windward/Leeward Medium641.30.9356
Triple Number Windward/Leeward High558.41.0745
Predominantly Upwind569.71.0531
Predominantly Downwind543.71.1036
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance953.7730.9612.5546.0511.8485.2444.0
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance577.11.0398
Triple Number Coastal/Long Distance Low675.50.8882
Triple Number Coastal/Long Distance Medium528.71.1349
Triple Number Coastal/Long Distance High475.91.2608
Triple Number Windward/Leeward Low863.90.6945
Triple Number Windward/Leeward Medium641.30.9356
Triple Number Windward/Leeward High558.41.0745
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance953.7730.9612.5546.0511.8485.2444.0
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low675.50.8882
Triple Number All Purpose Medium528.71.1349
Triple Number All Purpose High475.91.2608
Triple Number Windward/Leeward Low863.90.6945
Triple Number Windward/Leeward Medium641.30.9356
Triple Number Windward/Leeward High558.41.0745
Predominantly Upwind569.71.0531
Predominantly Downwind543.71.1036
Predominantly Upwind Low741.30.8094
Predominantly Upwind Medium584.31.0270
Predominantly Upwind High545.61.0997
Predominantly Downwind Low744.10.8063
Predominantly Downwind Medium541.41.1083
Predominantly Downwind High456.71.3137
Chicago-Mac Upwind1.0357
Chicago-Mac All Purpose1.0564
Chicago-Mac Downwind1.0847
Bayview-Mac Cove Island0.9859
Bayview-Mac Shore0.9967
Harvest Moon Regatta470.31.2758
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy548.61.0937
San Francisco Bay Medium634.80.9451
Predominantly Reaching509.81.1769
Predominantly Reaching Low616.00.9740
Predominantly Reaching Medium505.31.1873
Predominantly Reaching High451.21.3299
Windward/Leeward 60-40 Low865.10.6935
Windward/Leeward 60-40 Medium657.10.9132
Windward/Leeward 60-40 High586.21.0235
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low939.50.6386
5-Band Low / Medium791.20.7584
5-Band Medium630.00.9524
5-Band Medium / High566.61.0590
5-Band High541.01.1091
ORC Ref  03330002P1SIssued on 23/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

BLITZ

USA 31377

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassSerendipity 43Measurement15/02/1991HIN22Plan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA12.915Max. Beam4.017Draft2.331Displacement8,528Wetted area32.08IMS L10.442LSM010.286Acc. length12.915Sink (kg/mm) 22.34
VCGD-0.342VCGM-0.230RM Rated (kg·m) 216.1Limit of positive stability(°) N/AStability IndexN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.540PBW0.000PIPA0.0054
PSD0.031PHD0.061PHL0.180
PSA20.2°ESL1.100
ST10.027ST20.122ST30.122
ST40.049ST50.294
RIG
Forestay tensionAftInner stayAdjustableCarbon mastNoHeadsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays2Spreaders3Rotating mastNo
P15.317IG17.310ISP17.371MDT10.129MDL10.211MDT20.129MDL20.168TL2.442MW0.153GO0.168
E4.298J5.386BAS1.872FSD0.028SFJ0.260SPL5.494WPLTPS5.390BD0.183MWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.339Flotation Date17/05/1983MeasurerComment
SFFP0.892FFMFF1.368LCFcl6.926SG1.0000
SAFP11.786FAMFA1.196LCFsh7.210HBI1.246
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG00.000.00Total deductible
OTHER ITEMSIdKindDescriptionWeightLCGVCGaAnchor00.00Total deductible0
ORC Ref  03330002P1SIssued on 23/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org

Club
Certificate
2023

Boat

BLITZ

USA 31377

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment00.150.981.712.873.6940.2801/05/2017115524MN0.160.931.632.793.6239.3901/05/2017OUS120554-001
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment1155220.161.101.983.975.008.1116.92NoNo 64.3519/05/202391949
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment11552018.1718.1718.179.82149.53S2-2317.1917.1917.199.139.24131.1001/05/202396865
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment11551817.289.709.8299%140.01
ORC Ref  03330002P1SIssued on 23/06/2023Valid until 31/12/2023
VPP ver: 2023 1.02 | © ORC | www.orc.org