Club Certificate2025
NIGHT SHADOWESP-5757
Swiss Rating Office ABC
Bruno Frank
Haldengässli 76
8706 Feldmeilen
Rated boat velocities in knots
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat Angles42.3°42.3°39.1°37.8°36.7°36.3°35.8°35.6°36.3°
Beat VMG3.875.085.836.186.396.556.676.786.73
52°6.057.678.458.758.949.069.179.339.35
60°6.438.068.759.039.209.339.469.659.71
75°6.648.319.029.369.579.759.9310.2010.35
90°6.478.178.999.509.8710.1110.3710.8411.19
110°5.527.418.699.399.8310.2410.7211.5712.44
120°5.207.158.609.4310.1010.6211.1212.1313.13
135°4.546.458.028.979.7210.5211.4613.4415.10
150°3.805.396.787.968.869.5310.2212.1215.24
Run VMG3.294.675.876.897.718.288.8610.5013.20
Gybe Angles141.2°141.2°144.0°147.6°152.9°153.0°151.0°145.5°145.8°
APH ToD:430.2CDL: 13.841APH ToT: 1.3947CertNo:SUI5757
BOAT
ClassBotin & Carkeek 52DesignerBotin & CarkeekBuilderAge date06/2001Series date06/2001Offset fileE5757b.offData fileSUI5757
HULL
Length Overall16.000 mMaximum Beam4.028 mDraft3.309 mDisplacement9,684 kgDLR4.5929IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.450m
CREW
Maximum weight1,275 kg(declared)Minimum weight1,084 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail95.1098.97Headsail Luffed55.9155.91Headsail Flying111.76111.76SymmetricAsymmetric243.34243.34 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail24.40Storm Jib20.21Heavy Weather Jib54.57
SAIL LIMITS
Headsails8Spinnakers6
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  03080003QATIssued on 07/05/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
NIGHT SHADOWESP-5757
Swiss Rating Office ABC
Bruno Frank
Haldengässli 76
8706 Feldmeilen
Time Allowances in secs/NM
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat VMG931.3708.2617.7582.8563.6549.7539.6530.6535.1
52°595.2469.2426.3411.2402.9397.5392.4385.8385.2
60°559.6446.6411.4398.8391.4385.8380.6373.2370.9
75°542.1433.1399.0384.8376.2369.3362.6352.9348.0
90°556.8440.8400.5378.9364.9356.2347.2332.2321.6
110°652.3486.2414.1383.2366.2351.7335.8311.1289.5
120°692.0503.5418.7381.8356.3339.1323.9296.9274.1
135°793.5558.2448.8401.4370.4342.3314.2267.9238.5
150°946.5667.4530.9452.2406.5377.8352.1297.0236.2
Run VMG1093.6770.7613.1522.2466.9434.5406.3342.9272.8
Selected Courses
Windward / Leeward1010.3739.4615.4552.5515.2492.1473.0436.8403.9
All purpose759.5567.7484.1444.5421.0404.7390.0364.6344.5
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward531.11.1297
All purpose430.21.3947
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low525.91.1410
Triple Number Coastal/Long Distance Medium430.01.3952
Triple Number Coastal/Long Distance High384.21.5618
Triple Number Windward/Leeward Low677.40.8857
Triple Number Windward/Leeward Medium530.21.1316
Triple Number Windward/Leeward High464.21.2926
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance468.01.2819
Triple Number Coastal/Long Distance Low525.91.1410
Triple Number Coastal/Long Distance Medium430.01.3952
Triple Number Coastal/Long Distance High384.21.5618
Triple Number Windward/Leeward Low677.40.8857
Triple Number Windward/Leeward Medium530.21.1316
Triple Number Windward/Leeward High464.21.2926
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1080.7742.6580.4499.3448.7419.8394.3351.0330.0
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"1.0263
Downwind "popa"1.1809
70% up, 30% down "Ilhabela"1.0683
30% up, 70% down "Ilhabela-inverso"1.1299
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low525.91.1410
Triple Number Coastal/Long Distance Medium430.01.3952
Triple Number Coastal/Long Distance High384.21.5618
Triple Number Windward/Leeward Low677.40.8857
Triple Number Windward/Leeward Medium530.21.1316
Triple Number Windward/Leeward High464.21.2926
Predominantly Upwind462.31.2978
Predominantly Downwind436.01.3762
Custom scoring options for Canada
Scoring OptionTODTOT
TriNum AP Low525.91.1410
TriNum AP Med430.11.3951
TriNum AP High384.21.5618
TriNum W/L Low704.60.8515
TriNum W/L Med530.21.1316
TriNum W/L Hig464.21.2926
Predom. Upwind474.21.2652
Predom. Reaching419.61.4300
Predom. Downwind451.51.3288
Predom. Up Low602.60.9957
Predom. Up L/M493.21.2165
Predom. Up Med453.21.3238
Predom. Up M/H426.41.4072
Predom. Up High409.21.4664
Predom. Dn Low642.50.9338
Predom. Dn L/M489.41.2259
Predom. Dn Med424.61.4132
Predom. Dn M/H375.91.5962
Predom. Dn High336.61.7826
Predom. Rc Low552.31.0864
Predom. Rc L/M443.61.3527
Predom. Rc Med400.31.4989
Predom. Rc M/H367.11.6344
Predom. Rc High342.01.7545
SA/DSPL Upwind32.99SA/DSPL Downwind73.93
Scoring OptionTODTOT
5B W/L Low776.70.7725
5B W/L L/M596.71.0055
5B W/L Med522.41.1485
5B W/L M/H473.61.2668
5B W/L High437.41.3718
W/L 60-40 Low769.60.7796
W/L 60-40 L/M599.51.0008
W/L 60-40 Med531.31.1293
W/L 60-40 M/H487.31.2313
W/L 60-40 High456.51.3144
5B AP Low575.31.0430
5B AP L/M473.11.2681
5B AP Med424.91.4122
5B AP M/H390.81.5352
5B AP High365.51.6415
5B SF Bay Low672.60.8921
5B SF Bay L/M568.81.0549
5B SF Bay Med502.31.1945
5B SF Bay M/H457.81.3107
5B SF Bay High425.71.4095
Chicago-Mac Upwind1.2327
Chicago-Mac All Purpose1.2612
Chicago-Mac Downwind1.2796
BayMac Cove Island625.90.9586
BayMac Shore619.70.9681
Harvest Moon372.41.6111
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance468.01.2819
Triple Number Coastal/Long Distance Low525.91.1410
Triple Number Coastal/Long Distance Medium430.01.3952
Triple Number Coastal/Long Distance High384.21.5618
Triple Number Windward/Leeward Low677.40.8857
Triple Number Windward/Leeward Medium530.21.1316
Triple Number Windward/Leeward High464.21.2926
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1080.7742.6580.4499.3448.7419.8394.3351.0330.0
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance468.01.2819
Triple Number Coastal/Long Distance Low525.91.1410
Triple Number Coastal/Long Distance Medium430.01.3952
Triple Number Coastal/Long Distance High384.21.5618
Triple Number Windward/Leeward Low677.40.8857
Triple Number Windward/Leeward Medium530.21.1316
Triple Number Windward/Leeward High464.21.2926
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1080.7742.6580.4499.3448.7419.8394.3351.0330.0
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance468.0
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1080.7742.6580.4499.3448.7419.8394.3351.0330.0
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low525.91.1410
Triple Number Coastal/Long Distance Medium430.01.3952
Triple Number Coastal/Long Distance High384.21.5618
Triple Number Windward/Leeward Low677.40.8857
Triple Number Windward/Leeward Medium530.21.1316
Triple Number Windward/Leeward High464.21.2926
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating468.01.2819
FinRating, kevyt tuuli760.91.3142
FinRating, kova tuuli367.01.3624
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low525.91.1410
Triple Number Coastal/Long Distance Medium430.01.3952
Triple Number Coastal/Long Distance High384.21.5618
Triple Number Windward/Leeward Low677.40.8857
Triple Number Windward/Leeward Medium530.21.1316
Triple Number Windward/Leeward High464.21.2926
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance1.2819
Triple Number Coastal/Long Distance Low1.1410
Triple Number Coastal/Long Distance Medium1.3952
Triple Number Coastal/Long Distance High1.5618
Triple Number Windward/Leeward Low0.8857
Triple Number Windward/Leeward Medium1.1316
Triple Number Windward/Leeward High1.2926
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1080.7742.6580.4499.3448.7419.8394.3351.0330.0
For information
General Purpose Handicap (GPH)476.7
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance468.01.2819
Triple Number Coastal/Long Distance Low525.91.1410
Triple Number Coastal/Long Distance Medium430.01.3952
Triple Number Coastal/Long Distance High384.21.5618
Triple Number Windward/Leeward Low677.40.8857
Triple Number Windward/Leeward Medium530.21.1316
Triple Number Windward/Leeward High464.21.2926
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1080.7742.6580.4499.3448.7419.8394.3351.0330.0
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low525.91.1410
Triple Number Coastal/Long Distance Medium430.01.3952
Triple Number Coastal/Long Distance High384.21.5618
Triple Number Windward/Leeward Low677.40.8857
Triple Number Windward/Leeward Medium530.21.1316
Triple Number Windward/Leeward High464.21.2926
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance468.01.2819
Triple Number Coastal/Long Distance Low525.91.1410
Triple Number Coastal/Long Distance Medium430.01.3952
Triple Number Coastal/Long Distance High384.21.5618
Triple Number Windward/Leeward Low677.40.8857
Triple Number Windward/Leeward Medium530.21.1316
Triple Number Windward/Leeward High464.21.2926
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1080.7742.6580.4499.3448.7419.8394.3351.0330.0
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance468.01.2819
Triple Number Coastal/Long Distance Low525.91.1410
Triple Number Coastal/Long Distance Medium430.01.3952
Triple Number Coastal/Long Distance High384.21.5618
Triple Number Windward/Leeward Low677.40.8857
Triple Number Windward/Leeward Medium530.21.1316
Triple Number Windward/Leeward High464.21.2926
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1080.7742.6580.4499.3448.7419.8394.3351.0330.0
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low525.9
Triple Number Coastal/Long Distance Medium430.0
Triple Number Coastal/Long Distance High384.2
Triple Number Windward/Leeward Low677.4
Triple Number Windward/Leeward Medium530.2
Triple Number Windward/Leeward High464.2
Predominantly Upwind462.3
Predominantly Downwind436.0
Predominantly Reaching415.5
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance468.01.2819
Triple Number Coastal/Long Distance Low525.91.1410
Triple Number Coastal/Long Distance Medium430.01.3952
Triple Number Coastal/Long Distance High384.21.5618
Triple Number Windward/Leeward Low677.40.8857
Triple Number Windward/Leeward Medium530.21.1316
Triple Number Windward/Leeward High464.21.2926
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1080.7742.6580.4499.3448.7419.8394.3351.0330.0
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.1410
Triple Number Coastal/Long Distance Medium1.3952
Triple Number Coastal/Long Distance High1.5618
Triple Number Windward/Leeward Low0.8857
Triple Number Windward/Leeward Medium1.1316
Triple Number Windward/Leeward High1.2926
Coastal/Long Distance1.2819
Predominantly Upwind1.2978
Predominantly Downwind1.3762
For information
General Purpose Handicap (GPH)476.7
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.3947
Distanseseilas Trippeltall svak vind1.1410
Distanseseilas Trippeltall mellomvind1.3952
Distanseseilas Trippeltall sterk vind1.5618
Pølsebane Trippeltall svak vind0.8857
Pølsebane Trippeltall mellomvind1.1316
Pølsebane Trippeltall sterk vind1.2926
Motvind Singeltall1.2978
Medvind Singeltall1.3762
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low525.91.1410
Triple Number Coastal/Long Distance Medium430.01.3952
Triple Number Coastal/Long Distance High384.21.5618
Triple Number Windward/Leeward Low677.40.8857
Triple Number Windward/Leeward Medium530.21.1316
Triple Number Windward/Leeward High464.21.2926
Coastal/Long Distance468.01.2819
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind462.31.2978
Predominantly Downwind436.01.3762
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore413.81.4500
Cape Doctor Coastal350.51.7118
Triple Number Coastal/Long Distance Low525.91.1410
Triple Number Coastal/Long Distance Medium430.01.3952
Triple Number Coastal/Long Distance High384.21.5618
Triple Number Windward/Leeward Low677.40.8857
Triple Number Windward/Leeward Medium530.21.1316
Triple Number Windward/Leeward High464.21.2926
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.1410
Triple Number Coastal/Long Distance Medium1.3952
Triple Number Coastal/Long Distance High1.5618
Triple Number Windward/Leeward Low0.8857
Triple Number Windward/Leeward Medium1.1316
Triple Number Windward/Leeward High1.2926
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low1.1410
Triple Number Coastal/Long Distance Medium1.3952
Triple Number Coastal/Long Distance High1.5618
Triple Number Windward/Leeward Low0.8857
Triple Number Windward/Leeward Medium1.1316
Triple Number Windward/Leeward High1.2926
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance468.01.2819
Triple Number Coastal/Long Distance Low525.91.1410
Triple Number Coastal/Long Distance Medium430.01.3952
Triple Number Coastal/Long Distance High384.21.5618
Triple Number Windward/Leeward Low677.40.8857
Triple Number Windward/Leeward Medium530.21.1316
Triple Number Windward/Leeward High464.21.2926
Predominantly Upwind462.31.2978
Predominantly Downwind436.01.3762
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1080.7742.6580.4499.3448.7419.8394.3351.0330.0
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance468.01.2819
Triple Number Coastal/Long Distance Low525.91.1410
Triple Number Coastal/Long Distance Medium430.01.3952
Triple Number Coastal/Long Distance High384.21.5618
Triple Number Windward/Leeward Low677.40.8857
Triple Number Windward/Leeward Medium530.21.1316
Triple Number Windward/Leeward High464.21.2926
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1080.7742.6580.4499.3448.7419.8394.3351.0330.0
Custom scoring options for United States of America
Scoring OptionTODTOT
TriNum AP Low525.91.1410
TriNum AP Med430.11.3951
TriNum AP High384.21.5618
TriNum W/L Low704.60.8515
TriNum W/L Med530.21.1316
TriNum W/L Hig464.21.2926
Predom. Upwind474.21.2652
Predom. Reaching419.61.4300
Predom. Downwind451.51.3288
Predom. Up Low602.60.9957
Predom. Up L/M493.21.2165
Predom. Up Med453.21.3238
Predom. Up M/H426.41.4072
Predom. Up High409.21.4664
Predom. Dn Low642.50.9338
Predom. Dn L/M489.41.2259
Predom. Dn Med424.61.4132
Predom. Dn M/H375.91.5962
Predom. Dn High336.61.7826
Predom. Rc Low552.31.0864
Predom. Rc L/M443.61.3527
Predom. Rc Med400.31.4989
Predom. Rc M/H367.11.6344
Predom. Rc High342.01.7545
SA/DSPL Upwind32.99SA/DSPL Downwind73.93
Scoring OptionTODTOT
5B W/L Low776.70.7725
5B W/L L/M596.71.0055
5B W/L Med522.41.1485
5B W/L M/H473.61.2668
5B W/L High437.41.3718
W/L 60-40 Low769.60.7796
W/L 60-40 L/M599.51.0008
W/L 60-40 Med531.31.1293
W/L 60-40 M/H487.31.2313
W/L 60-40 High456.51.3144
5B AP Low575.31.0430
5B AP L/M473.11.2681
5B AP Med424.91.4122
5B AP M/H390.81.5352
5B AP High365.51.6415
5B SF Bay Low672.60.8921
5B SF Bay L/M568.81.0549
5B SF Bay Med502.31.1945
5B SF Bay M/H457.81.3107
5B SF Bay High425.71.4095
Chicago-Mac Upwind1.2327
Chicago-Mac All Purpose1.2612
Chicago-Mac Downwind1.2796
BayMac Cove Island625.90.9586
BayMac Shore619.70.9681
Harvest Moon372.41.6111
ORC Ref  03080003QATIssued on 07/05/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
NIGHT SHADOWESP-5757
Swiss Rating Office ABC
Bruno Frank
Haldengässli 76
8706 Feldmeilen
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassBotin & Carkeek 52Measurement03/10/2017HINPlan reviewHull constructionLightCarbon rudderYesLight stanchionsNoTrim tabNo
LOA16.000Max. Beam4.028Draft3.309Displacement9,684Wetted area41.07IMS L13.641LSM012.822Acc. length13.091Sink (kg/mm) 31.47
VCGD-0.500VCGM-0.510RM Rated (kg·m) 412.6Limit of positive stability(°) N/AStability IndexN/ADefault crew weight981Declared crew weight1,275
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.450PBW0.120PIPA0.0040
EDL1.210ST10.050ST20.180
ST30.180ST40.112ST50.330
RIG
Forestay tensionAftInner stayNone FittedMast materialCarbonSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders2Rotating mastNo
P20.000IG19.995ISP21.850MDT10.130MDL10.325MDT20.115MDL20.160TL4.500MW0.284GO0.314
E6.970J5.510BAS2.150FSD0.032SFJ0.610SPLWPLTPS7.510BD0.340MWTMCG
Flying Headsail Foretriangles IdISPTPS121.8506.460
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.500Flotation Date14/05/2022
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03080003QATIssued on 07/05/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
NIGHT SHADOWESP-5757
Swiss Rating Office ABC
Bruno Frank
Haldengässli 76
8706 Feldmeilen
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentM11.002.724.005.0095.1004/05/2022
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentC00.121.312.565.157.7610.3021.64NoYes1111.7607/05/2025H10.971.672.975.6718.95NoNo 55.9114/05/2022
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA124.7221.3623.0412.6312.8598%243.3414/05/2022
ORC Ref  03080003QATIssued on 07/05/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org