International
Certificate
2023

Boat

DIVIDE BY ZERO

USA 42707

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 Angles42.1°40.0°38.2°37.0°36.4°36.1°35.8°
Beat VMG3.944.765.295.575.725.815.91
52°5.926.937.477.737.877.958.04
60°6.197.147.627.888.048.138.24
75°6.357.267.738.028.228.388.57
90°6.197.177.728.038.288.498.83
110°6.117.307.908.278.578.799.15
120°5.957.177.858.278.638.969.58
135°5.366.637.528.058.458.839.68
150°4.535.726.737.508.008.389.15
Run VMG3.924.955.836.577.177.718.48
Gybe Angles142.4°146.5°149.6°155.9°164.6°175.4°179.0°

APH: 511.9

CDL: 10.994

GPH: 572.5

CertNo: US6564

BOAT
ClassFRERS 45DesignerFRERSBuilderCARROLL MARINEAge date05/1990Series date08/1989Offset fileUS19864a.offData fileUS6564
HULL
Length Overall13.716 mMaximum Beam4.268 mDraft2.715 mDisplacement9,831 kgDLR7.5481IMS DivisionCruiser/RacerDynamic Allowance0.030%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFeathering 3 bladesDiameter0.462m
CREW
Maximum weight815 kgMinimum weight611 kg * when appliedNon Manual PowerNoCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail52.0852.77Headsail Luffed60.2360.23Headsail FlyingSymmetricAsymmetric155.99155.99 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail16.44Storm Jib17.43Heavy Weather Jib47.06
SAIL LIMITS
Headsails6  Spinnakers5 * Asymmetric may be tacked on the pole
STABILITY
Righting Moment250.6 kg·mStability Index122.8
COMMENTS
usa42707@gmail.com
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  04560002MP9Issued on 25/05/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

DIVIDE BY ZERO

USA 42707

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 VMG913.6756.3680.1646.1629.3619.4609.4
52°607.6519.5482.2465.6457.7452.8447.8
60°581.4504.4472.2456.6447.8442.7436.7
75°567.3496.1465.6449.0437.9429.8419.9
90°581.9502.2466.2448.1434.7424.0407.5
110°589.3493.3455.4435.3420.0409.4393.5
120°604.9501.9458.5435.3417.3401.7375.9
135°672.2542.9478.4447.2426.0407.6371.7
150°794.7629.8534.7479.8450.2429.4393.6
Run VMG917.7727.2617.5548.3501.8466.9424.4
Selected Courses
Windward / Leeward915.7741.7648.8597.2565.5543.1516.9
All purpose709.8587.3527.1495.4476.0462.3442.9
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward622.10.9644
All purpose511.91.1722
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low648.60.9251
Triple Number Coastal/Long Distance Medium508.81.1792
Triple Number Coastal/Long Distance High458.41.3088
Triple Number Windward/Leeward Low828.70.7240
Triple Number Windward/Leeward Medium618.50.9701
Triple Number Windward/Leeward High538.91.1134
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance555.31.0806
Triple Number Coastal/Long Distance Low648.60.9251
Triple Number Coastal/Long Distance Medium508.81.1792
Triple Number Coastal/Long Distance High458.41.3088
Triple Number Windward/Leeward Low828.70.7240
Triple Number Windward/Leeward Medium618.50.9701
Triple Number Windward/Leeward High538.91.1134
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance915.9700.3589.3526.6493.3467.4427.4
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.8652
Downwind "popa"0.9991
70% up, 30% down "Ilhabela"0.9015
30% up, 70% down "Ilhabela-inverso"0.9548
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low648.60.9251
Triple Number Coastal/Long Distance Medium508.81.1792
Triple Number Coastal/Long Distance High458.41.3088
Triple Number Windward/Leeward Low828.70.7240
Triple Number Windward/Leeward Medium618.50.9701
Triple Number Windward/Leeward High538.91.1134
Predominantly Upwind548.31.0943
Predominantly Downwind522.71.1478
Custom scoring options for Canada
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low648.60.9251
Triple Number All Purpose Medium508.81.1792
Triple Number All Purpose High458.41.3088
Triple Number Windward/Leeward Low828.70.7240
Triple Number Windward/Leeward Medium618.50.9701
Triple Number Windward/Leeward High538.91.1134
Predominantly Upwind548.31.0943
Predominantly Downwind522.71.1478
Predominantly Upwind Low712.10.8426
Predominantly Upwind Medium562.81.0662
Predominantly Upwind High526.11.1404
Predominantly Downwind Low714.50.8397
Predominantly Downwind Medium520.81.1520
Predominantly Downwind High439.21.3662
Chicago-Mac Upwind1.0762
Chicago-Mac All Purpose1.0982
Chicago-Mac Downwind1.1281
Bayview-Mac Cove Island1.0252
Bayview-Mac Shore1.0365
Scoring OptionTime On
Distance		Time On
Time
Predominantly Reaching490.21.2239
Predominantly Reaching Low592.71.0123
Predominantly Reaching Medium485.61.2356
Predominantly Reaching High433.51.3840
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low902.30.6650
5-Band Low / Medium759.50.7900
5-Band Medium608.00.9869
5-Band Medium / High547.01.0968
5-Band High521.41.1507
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance555.31.0806
Triple Number Coastal/Long Distance Low648.60.9251
Triple Number Coastal/Long Distance Medium508.81.1792
Triple Number Coastal/Long Distance High458.41.3088
Triple Number Windward/Leeward Low828.70.7240
Triple Number Windward/Leeward Medium618.50.9701
Triple Number Windward/Leeward High538.91.1134
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance915.9700.3589.3526.6493.3467.4427.4
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance555.31.0806
Triple Number Coastal/Long Distance Low648.60.9251
Triple Number Coastal/Long Distance Medium508.81.1792
Triple Number Coastal/Long Distance High458.41.3088
Triple Number Windward/Leeward Low828.70.7240
Triple Number Windward/Leeward Medium618.50.9701
Triple Number Windward/Leeward High538.91.1134
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance915.9700.3589.3526.6493.3467.4427.4
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance555.3
Triple Number Coastal/Long Distance Low648.6
Triple Number Coastal/Long Distance Medium508.8
Triple Number Coastal/Long Distance High458.4
Triple Number Windward/Leeward Low828.7
Triple Number Windward/Leeward Medium618.5
Triple Number Windward/Leeward High538.9
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance915.9700.3589.3526.6493.3467.4427.4
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance555.31.0806
Triple Number Coastal/Long Distance Low648.60.9251
Triple Number Coastal/Long Distance Medium508.81.1792
Triple Number Coastal/Long Distance High458.41.3088
Triple Number Windward/Leeward Low828.70.7240
Triple Number Windward/Leeward Medium618.50.9701
Triple Number Windward/Leeward High538.91.1134
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance915.9700.3589.3526.6493.3467.4427.4
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating (Coastal/Long Distance)555.31.0806
Triple Number Coastal/Long Distance Low648.60.9251
Triple Number Coastal/Long Distance Medium508.81.1792
Triple Number Coastal/Long Distance High458.41.3088
Triple Number Windward/Leeward Low828.70.7240
Triple Number Windward/Leeward Medium618.50.9701
Triple Number Windward/Leeward High538.91.1134
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance915.9700.3589.3526.6493.3467.4427.4
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low648.60.9251
Triple Number Coastal/Long Distance Medium508.81.1792
Triple Number Coastal/Long Distance High458.41.3088
Triple Number Windward/Leeward Low828.70.7240
Triple Number Windward/Leeward Medium618.50.9701
Triple Number Windward/Leeward High538.91.1134
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9251
Triple Number Coastal/Long Distance Medium1.1792
Triple Number Coastal/Long Distance High1.3088
Triple Number Windward/Leeward Low0.7240
Triple Number Windward/Leeward Medium0.9701
Triple Number Windward/Leeward High1.1134
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance915.9700.3589.3526.6493.3467.4427.4
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance555.31.0806
Triple Number Coastal/Long Distance Low648.60.9251
Triple Number Coastal/Long Distance Medium508.81.1792
Triple Number Coastal/Long Distance High458.41.3088
Triple Number Windward/Leeward Low828.70.7240
Triple Number Windward/Leeward Medium618.50.9701
Triple Number Windward/Leeward High538.91.1134
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance915.9700.3589.3526.6493.3467.4427.4
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low648.60.9251
Triple Number Coastal/Long Distance Medium508.81.1792
Triple Number Coastal/Long Distance High458.41.3088
Triple Number Windward/Leeward Low828.70.7240
Triple Number Windward/Leeward Medium618.50.9701
Triple Number Windward/Leeward High538.91.1134
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance555.31.0806
Triple Number Coastal/Long Distance Low648.60.9251
Triple Number Coastal/Long Distance Medium508.81.1792
Triple Number Coastal/Long Distance High458.41.3088
Triple Number Windward/Leeward Low828.70.7240
Triple Number Windward/Leeward Medium618.50.9701
Triple Number Windward/Leeward High538.91.1134
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance915.9700.3589.3526.6493.3467.4427.4
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Triple Number Windward/Leeward Low828.70.7240
Triple Number Windward/Leeward Medium618.50.9701
Triple Number Windward/Leeward High538.91.1134
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance915.9700.3589.3526.6493.3467.4427.4
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low648.6
Triple Number Coastal/Long Distance Medium508.8
Triple Number Coastal/Long Distance High458.4
Triple Number Windward/Leeward Low828.7
Triple Number Windward/Leeward Medium618.5
Triple Number Windward/Leeward High538.9
Predominantly Upwind548.3
Predominantly Downwind522.7
Predominantly Reaching502.1
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance555.31.0806
Triple Number Coastal/Long Distance Low648.60.9251
Triple Number Coastal/Long Distance Medium508.81.1792
Triple Number Coastal/Long Distance High458.41.3088
Triple Number Windward/Leeward Low828.70.7240
Triple Number Windward/Leeward Medium618.50.9701
Triple Number Windward/Leeward High538.91.1134
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance915.9700.3589.3526.6493.3467.4427.4
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9251
Triple Number Coastal/Long Distance Medium1.1792
Triple Number Coastal/Long Distance High1.3088
Triple Number Windward/Leeward Low0.7240
Triple Number Windward/Leeward Medium0.9701
Triple Number Windward/Leeward High1.1134
Coastal/Long Distance1.0806
Predominantly Upwind1.0943
Predominantly Downwind1.1478
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.9251
Tretall Distanseseilas Mellomvind1.1792
Tretall Distanseseilas Mye vind1.3088
Tretall Pølsebane Lite vind0.7240
Tretall Pølsebane Mellomvind0.9701
Tretall Pølsebane Mye vind1.1134
Distanseseilas ett tall (OSN 8-16kn)1.0806
Distanseseilas ett tall (APH 6-20kn)1.1722
Enkeltall Motvind1.0943
Enkeltall Medvind1.1478
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low648.60.9251
Triple Number Coastal/Long Distance Medium508.81.1792
Triple Number Coastal/Long Distance High458.41.3088
Triple Number Windward/Leeward Low828.70.7240
Triple Number Windward/Leeward Medium618.50.9701
Triple Number Windward/Leeward High538.91.1134
Coastal/Long Distance555.31.0806
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind548.31.0943
Predominantly Downwind522.71.1478
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore524.81.1434
Cape Doctor Coastal448.71.3372
Triple Number Coastal/Long Distance Low648.60.9251
Triple Number Coastal/Long Distance Medium508.81.1792
Triple Number Coastal/Long Distance High458.41.3088
Triple Number Windward/Leeward Low828.70.7240
Triple Number Windward/Leeward Medium618.50.9701
Triple Number Windward/Leeward High538.91.1134
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9251
Triple Number Coastal/Long Distance Medium1.1792
Triple Number Coastal/Long Distance High1.3088
Triple Number Windward/Leeward Low0.7240
Triple Number Windward/Leeward Medium0.9701
Triple Number Windward/Leeward High1.1134
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.9251
Triple Number Coastal/Long Distance Medium1.1792
Triple Number Coastal/Long Distance High1.3088
Triple Number Windward/Leeward Low0.7240
Triple Number Windward/Leeward Medium0.9701
Triple Number Windward/Leeward High1.1134
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance555.31.0806
Triple Number Coastal/Long Distance Low648.60.9251
Triple Number Coastal/Long Distance Medium508.81.1792
Triple Number Coastal/Long Distance High458.41.3088
Triple Number Windward/Leeward Low828.70.7240
Triple Number Windward/Leeward Medium618.50.9701
Triple Number Windward/Leeward High538.91.1134
Predominantly Upwind548.31.0943
Predominantly Downwind522.71.1478
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance915.9700.3589.3526.6493.3467.4427.4
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance555.31.0806
Triple Number Coastal/Long Distance Low648.60.9251
Triple Number Coastal/Long Distance Medium508.81.1792
Triple Number Coastal/Long Distance High458.41.3088
Triple Number Windward/Leeward Low828.70.7240
Triple Number Windward/Leeward Medium618.50.9701
Triple Number Windward/Leeward High538.91.1134
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance915.9700.3589.3526.6493.3467.4427.4
Custom scoring options for United States of America
Scoring OptionTime On
Distance		Time On
Time
Triple Number All Purpose Low648.60.9251
Triple Number All Purpose Medium508.81.1792
Triple Number All Purpose High458.41.3088
Triple Number Windward/Leeward Low828.70.7240
Triple Number Windward/Leeward Medium618.50.9701
Triple Number Windward/Leeward High538.91.1134
Predominantly Upwind548.31.0943
Predominantly Downwind522.71.1478
Predominantly Upwind Low712.10.8426
Predominantly Upwind Medium562.81.0662
Predominantly Upwind High526.11.1404
Predominantly Downwind Low714.50.8397
Predominantly Downwind Medium520.81.1520
Predominantly Downwind High439.21.3662
Chicago-Mac Upwind1.0762
Chicago-Mac All Purpose1.0982
Chicago-Mac Downwind1.1281
Bayview-Mac Cove Island1.0252
Bayview-Mac Shore1.0365
Harvest Moon Regatta452.51.3261
Scoring OptionTime On
Distance		Time On
Time
San Francisco Bay Heavy529.01.1343
San Francisco Bay Medium610.80.9824
Predominantly Reaching490.21.2239
Predominantly Reaching Low592.71.0123
Predominantly Reaching Medium485.61.2356
Predominantly Reaching High433.51.3840
Windward/Leeward 60-40 Low829.90.7229
Windward/Leeward 60-40 Medium633.50.9472
Windward/Leeward 60-40 High565.81.0604
5-Band
Windward/Leeward		Time On
Distance		Time On
Time
5-Band Low902.30.6650
5-Band Low / Medium759.50.7900
5-Band Medium608.00.9869
5-Band Medium / High547.01.0968
5-Band High521.41.1507
ORC Ref  04560002MP9Issued on 25/05/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

DIVIDE BY ZERO

USA 42707

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassFRERS 45Measurement02/07/2020HINPlan reviewHull constructionCoredCarbon RudderNoLight stanchionsNoTrim tabNo
LOA13.716Max. Beam4.268Draft2.715Displacement9,831Wetted area35.99IMS L11.305LSM010.920Acc. length13.716Sink (kg/mm) 25.75
VCGD-0.114VCGM-0.093RM Rated (kg·m) 250.6Limit of positive stability(°) 119.5Stability Index122.8
PROPELLER
Propeller TypeFeathering 3 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.462PBW0.136PIPA0.0074
PSD0.030PHD0.089PHL0.205
PSA18.0°ESL1.000
ST10.024ST20.115ST30.122
ST40.060ST50.240
RIG
Forestay tensionAftInner stayNone FittedCarbon mastNoHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays2Spreaders3Rotating mastNo
P16.295IG18.575ISP18.678MDT10.128MDL10.296MDT20.116MDL20.241TL4.060MW0.180GO0.207
E5.762J5.294BAS1.860FSD0.034SFJ0.280SPL5.802WPLTPS5.802BD0.335MWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date10/11/2019MeasurerComment
SFFP0.610FFM1.378FF1.387LCFcl7.268SG1.0060
SAFP12.466FAM1.042FA1.048LCFsh7.571HBI1.186
W1119.3W2119.3W3119.3W4119.3LCFD5.696
PD1214.5PD2212.9PD3213.1PD4214.1
WD5.653PLM9000.00GSA1.0RSA1.0RM248.6
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04560002MP9Issued on 25/05/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org

International
Certificate
2023

Boat

DIVIDE BY ZERO

USA 42707

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentM10.141.001.853.364.6252.0811/04/2023Remeasure
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentG20.050.791.603.295.097.0417.76NoNo 60.2311/04/2023
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA220.0517.7518.9010.139.00113%155.99A318.7017.0017.858.7210.0087%133.5219/10/2017
ORC Ref  04560002MP9Issued on 25/05/2023Valid until 19/02/2024
VPP ver: 2023 1.02 | © ORC | www.orc.org