Club Certificate2026
MOSTLY HARMLESSUSA 25668
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
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 Angles46.4°43.0°41.2°39.7°38.8°38.1°37.7°37.5°37.8°
Beat VMG2.593.644.384.905.195.335.415.455.43
52°4.085.546.487.047.337.487.567.627.63
60°4.405.826.727.227.497.657.747.827.86
75°4.626.006.877.357.647.837.978.148.25
90°4.485.876.857.437.778.018.198.448.67
110°4.115.756.917.557.938.248.538.949.36
120°3.995.606.777.467.878.218.569.219.61
135°3.515.036.217.087.607.978.329.089.77
150°2.904.255.376.327.067.567.918.589.32
Run VMG2.513.684.655.476.216.827.307.988.60
Gybe Angles139.4°143.5°147.6°148.7°157.2°164.2°169.8°178.6°178.1°
APH ToD:542.9CDL: 9.969APH ToT: 1.1052CertNo:US7271
BOAT
ClassFIRST 42DesignerGERMAN FRERSBuilderBENETEAUAge date06/1983Series date07/1981Offset fileFIRST42.offData fileUS6743
HULL
Length Overall12.800 mMaximum Beam3.982 mDraft2.246 mDisplacement9,885 kgDLR8.4782IMS DivisionPerformanceDynamic Allowance0.250%Age Allowance0.650%RS Assessment-0.254%
PROPELLER
InstallationShaft exposedTypeFeathering 3 bladesDiameter0.468m
CREW
Maximum weight850 kg(declared)Minimum weight720 kg ✱ when appliedCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail39.7840.36Headsail Luffed65.1865.18Headsail FlyingSymmetric127.47127.47Asymmetric127.72127.72 (1 asymmetric(s) with SHW/SFL < 85%)
STORM SAIL AREAS Maximum (m²)
Trysail11.68Storm Jib14.33Heavy Weather Jib38.69
SAIL LIMITS
Headsails6Spinnakers5
✱ Asymmetric may be tacked on the pole
STABILITY
Righting Moment 211.0 kg·m Stability Index 120.0
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  04560004V7S Issued on 14/07/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
MOSTLY HARMLESSUSA 25668
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
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 VMG1388.3988.4821.4735.4694.2675.9666.0660.2663.5
52°882.0649.7555.4511.3491.1481.3476.5472.7471.9
60°818.4618.5535.4498.5480.3470.4465.2460.5458.1
75°779.1600.0523.7489.6471.4459.7451.4442.2436.2
90°804.2612.8525.9484.3463.3449.6439.5426.4415.1
110°875.6626.6521.2477.0454.1436.9422.1402.5384.5
120°901.9642.6531.9482.7457.4438.3420.5390.7374.4
135°1027.1715.1580.0508.4473.6451.9432.9396.5368.4
150°1242.3847.2669.9569.9509.7476.2455.1419.8386.3
Run VMG1434.5978.2773.5658.1579.8527.9493.4450.9418.8
Selected Courses
Windward / Leeward1411.4983.3797.4696.7637.0601.9579.7555.5541.1
All purpose1063.3758.4627.3560.5524.1502.8488.5470.0457.0
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward665.50.9016
All purpose542.91.1052
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low692.80.8660
Triple Number Coastal/Long Distance Medium539.51.1121
Triple Number Coastal/Long Distance High485.11.2368
Triple Number Windward/Leeward Low890.30.6739
Triple Number Windward/Leeward Medium661.50.9070
Triple Number Windward/Leeward High576.21.0413
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance590.61.0159
Triple Number Coastal/Long Distance Low692.80.8660
Triple Number Coastal/Long Distance Medium539.51.1121
Triple Number Coastal/Long Distance High485.11.2368
Triple Number Windward/Leeward Low890.30.6739
Triple Number Windward/Leeward Medium661.50.9070
Triple Number Windward/Leeward High576.21.0413
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1413.7982.8751.1629.8558.7521.6493.9451.2438.0
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.8013
Downwind "popa"0.9413
70% up, 30% down "Ilhabela"0.8387
30% up, 70% down "Ilhabela-inverso"0.8944
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low692.80.8660
Triple Number Coastal/Long Distance Medium539.51.1121
Triple Number Coastal/Long Distance High485.11.2368
Triple Number Windward/Leeward Low890.30.6739
Triple Number Windward/Leeward Medium661.50.9070
Triple Number Windward/Leeward High576.21.0413
Predominantly Upwind583.81.0278
Predominantly Downwind554.11.0828
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP565.01.0620 Predom. Rc High447.91.3396 5B SF Bay L/M728.60.8235 TriNum AP Low692.80.8660 Predom. Dn Low846.20.7091 5B SF Bay Med627.20.9566 TriNum AP Med539.61.1120 Predom. Dn L/M625.90.9587 5B SF Bay M/H570.91.0510 TriNum AP High485.11.2368 Predom. Dn Med534.71.1221 5B SF Bay High546.91.0971 TriNum W/L Low932.40.6435 Predom. Dn M/H479.41.2516 5B AP Low768.70.7805 TriNum W/L Med661.50.9070 Predom. Dn High449.21.3358 5B AP L/M607.80.9871 TriNum W/L Hig576.21.0413 ChiMac Up Low731.40.8203 5B AP Med532.21.1274 Predom. Upwind607.10.9884 ChiMac Up Med661.70.9067 5B AP M/H490.81.2225 Predom. Reaching541.41.1083 ChiMac Up High581.71.0315 5B AP High470.91.2741 Predom. Downwind579.31.0358 ChiMac Off Low728.20.8240 5B W/L Low1043.90.5748 Predom. Up Low830.20.7227 ChiMac Off Med643.70.9321 5B W/L L/M765.60.7837 Predom. Up L/M637.50.9412 ChiMac Off High544.41.1021 5B W/L Med649.70.9235 Predom. Up Med565.51.0611 ChiMac AP Low726.20.8262 5B W/L M/H584.21.0271 Predom. Up M/H530.31.1313 ChiMac AP Med650.20.9228 5B W/L High557.21.0768 Predom. Up High516.61.1613 ChiMac AP High561.51.0686 W/L 60-40 Low1044.40.5745 Predom. Rc Low745.60.8047 BayMac Cove Island834.00.7194 W/L 60-40 L/M771.90.7773 Predom. Rc L/M572.61.0479 BayMac Shore826.70.7258 W/L 60-40 Med661.00.9077 Predom. Rc Med505.81.1862 Harvest Moon481.41.2463 W/L 60-40 M/H601.20.9981 Predom. Rc M/H468.41.2809 5B SF Bay Low879.10.6825 W/L 60-40 High578.11.0378      SA/DSPL Up22.61SA/DSPL Dn36.09
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance590.61.0159
Triple Number Coastal/Long Distance Low692.80.8660
Triple Number Coastal/Long Distance Medium539.51.1121
Triple Number Coastal/Long Distance High485.11.2368
Triple Number Windward/Leeward Low890.30.6739
Triple Number Windward/Leeward Medium661.50.9070
Triple Number Windward/Leeward High576.21.0413
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1413.7982.8751.1629.8558.7521.6493.9451.2438.0
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance590.61.0159
Triple Number Coastal/Long Distance Low692.80.8660
Triple Number Coastal/Long Distance Medium539.51.1121
Triple Number Coastal/Long Distance High485.11.2368
Triple Number Windward/Leeward Low890.30.6739
Triple Number Windward/Leeward Medium661.50.9070
Triple Number Windward/Leeward High576.21.0413
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1413.7982.8751.1629.8558.7521.6493.9451.2438.0
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance590.6
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1413.7982.8751.1629.8558.7521.6493.9451.2438.0
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low692.80.8660
Triple Number Coastal/Long Distance Medium539.51.1121
Triple Number Coastal/Long Distance High485.11.2368
Triple Number Windward/Leeward Low890.30.6739
Triple Number Windward/Leeward Medium661.50.9070
Triple Number Windward/Leeward High576.21.0413
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating590.61.0159
FinRating, kevyt tuuli1027.80.9729
FinRating, kova tuuli474.31.0542
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low692.80.8660
Triple Number Coastal/Long Distance Medium539.51.1121
Triple Number Coastal/Long Distance High485.11.2368
Triple Number Windward/Leeward Low890.30.6739
Triple Number Windward/Leeward Medium661.50.9070
Triple Number Windward/Leeward High576.21.0413
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance1.0159
Triple Number Coastal/Long Distance Low0.8660
Triple Number Coastal/Long Distance Medium1.1121
Triple Number Coastal/Long Distance High1.2368
Triple Number Windward/Leeward Low0.6739
Triple Number Windward/Leeward Medium0.9070
Triple Number Windward/Leeward High1.0413
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1413.7982.8751.1629.8558.7521.6493.9451.2438.0
For information
General Purpose Handicap (GPH)608.2
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance590.61.0159
Triple Number Coastal/Long Distance Low692.80.8660
Triple Number Coastal/Long Distance Medium539.51.1121
Triple Number Coastal/Long Distance High485.11.2368
Triple Number Windward/Leeward Low890.30.6739
Triple Number Windward/Leeward Medium661.50.9070
Triple Number Windward/Leeward High576.21.0413
Saronikos S All Purpose616.50.9733
Saronikos S Upwind685.30.8755
Saronikos S Downwind535.11.1212
Saronikos N All Purpose645.10.9301
Saronikos N Upwind713.60.8408
Saronikos N Downwind581.31.0322
Saronikos SW All Purpose622.00.9646
Saronikos SW Upwind703.50.8528
Saronikos SW Downwind542.41.1062
Saronikos NE All Purpose669.50.8962
Saronikos NE Upwind670.60.8948
Saronikos NE Downwind652.10.9201
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1413.7982.8751.1629.8558.7521.6493.9451.2438.0
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low692.80.8660
Triple Number Coastal/Long Distance Medium539.51.1121
Triple Number Coastal/Long Distance High485.11.2368
Triple Number Windward/Leeward Low890.30.6739
Triple Number Windward/Leeward Medium661.50.9070
Triple Number Windward/Leeward High576.21.0413
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose565.01.0620
5-Band All Purpose Low834.00.7194
5-Band All Purpose L/M629.80.9526
5-Band All Purpose Med549.01.0929
5-Band All Purpose M/H504.11.1902
5-Band All Purpose High482.51.2436
Single Number Predominant Upwind582.51.0301
Single Number Predominant Reaching520.91.1518
Single Number Predominant Downwind554.81.0815
5-Band 50-50 Windward/Leeward Low1043.90.5748
5-Band 50-50 Windward/Leeward L/M765.60.7837
5-Band 50-50 Windward/Leeward Med649.70.9235
5-Band 50-50 Windward/Leeward M/H584.21.0271
5-Band 50-50 Windward/Leeward High557.21.0768
5-Band 60-40 Windward/Leeward Low1044.40.5745
5-Band 60-40 Windward/Leeward L/M771.90.7773
5-Band 60-40 Windward/Leeward Med661.00.9077
5-Band 60-40 Windward/Leeward M/H601.20.9981
5-Band 60-40 Windward/Leeward High578.11.0378
Triple Number 50-50 Windward/Leeward Low932.40.6435
Triple Number 50-50 Windward/Leeward Med661.60.9069
Triple Number 50-50 Windward/Leeward High576.21.0413
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward676.70.8866
Triple Number 60-40 Windward/Leeward Low934.80.6418
Triple Number 60-40 Windward/Leeward Med672.10.8928
Triple Number 60-40 Windward/Leeward High594.21.0098
Triple Number All-Purpose Low751.60.7983
Triple Number All-Purpose Med556.91.0773
Triple Number All-Purpose High497.91.2050
Triple Number Predominant Upwind Low758.80.7908
Triple Number Predominant Upwind Med574.71.0440
Triple Number Predominant Upwind High530.71.1306
Triple Number Predominant Reaching Low679.50.8829
Triple Number Predominant Reaching Med520.21.1534
Triple Number Predominant Reaching High454.91.3191
Triple Number Predominant Downwind Low756.20.7934
Triple Number Predominant Downwind Med545.11.1007
Triple Number Predominant Downwind High462.81.2966
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance590.61.0159
Triple Number Coastal/Long Distance Low692.80.8660
Triple Number Coastal/Long Distance Medium539.51.1121
Triple Number Coastal/Long Distance High485.11.2368
Triple Number Windward/Leeward Low890.30.6739
Triple Number Windward/Leeward Medium661.50.9070
Triple Number Windward/Leeward High576.21.0413
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1413.7982.8751.1629.8558.7521.6493.9451.2438.0
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance590.61.0159
Triple Number Coastal/Long Distance Low692.80.8660
Triple Number Coastal/Long Distance Medium539.51.1121
Triple Number Coastal/Long Distance High485.11.2368
Triple Number Windward/Leeward Low890.30.6739
Triple Number Windward/Leeward Medium661.50.9070
Triple Number Windward/Leeward High576.21.0413
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1413.7982.8751.1629.8558.7521.6493.9451.2438.0
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low692.8
Triple Number Coastal/Long Distance Medium539.5
Triple Number Coastal/Long Distance High485.1
Triple Number Windward/Leeward Low890.3
Triple Number Windward/Leeward Medium661.5
Triple Number Windward/Leeward High576.2
Predominantly Upwind583.8
Predominantly Downwind554.1
Predominantly Reaching530.4
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance590.61.0159
Triple Number Coastal/Long Distance Low692.80.8660
Triple Number Coastal/Long Distance Medium539.51.1121
Triple Number Coastal/Long Distance High485.11.2368
Triple Number Windward/Leeward Low890.30.6739
Triple Number Windward/Leeward Medium661.50.9070
Triple Number Windward/Leeward High576.21.0413
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1413.7982.8751.1629.8558.7521.6493.9451.2438.0
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8660
Triple Number Coastal/Long Distance Medium1.1121
Triple Number Coastal/Long Distance High1.2368
Triple Number Windward/Leeward Low0.6739
Triple Number Windward/Leeward Medium0.9070
Triple Number Windward/Leeward High1.0413
Coastal/Long Distance1.0159
Predominantly Upwind1.0278
Predominantly Downwind1.0828
For information
General Purpose Handicap (GPH)608.2
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.1052
Distanseseilas Trippeltall svak vind0.8660
Distanseseilas Trippeltall mellomvind1.1121
Distanseseilas Trippeltall sterk vind1.2368
Pølsebane Trippeltall svak vind0.6739
Pølsebane Trippeltall mellomvind0.9070
Pølsebane Trippeltall sterk vind1.0413
Motvind Singeltall1.0278
Medvind Singeltall1.0828
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low692.80.8660
Triple Number Coastal/Long Distance Medium539.51.1121
Triple Number Coastal/Long Distance High485.11.2368
Triple Number Windward/Leeward Low890.30.6739
Triple Number Windward/Leeward Medium661.50.9070
Triple Number Windward/Leeward High576.21.0413
Coastal/Long Distance590.61.0159
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind583.81.0278
Predominantly Downwind554.11.0828
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore545.51.1000
Cape Doctor Coastal460.91.3019
Triple Number Coastal/Long Distance Low692.80.8660
Triple Number Coastal/Long Distance Medium539.51.1121
Triple Number Coastal/Long Distance High485.11.2368
Triple Number Windward/Leeward Low890.30.6739
Triple Number Windward/Leeward Medium661.50.9070
Triple Number Windward/Leeward High576.21.0413
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8660
Triple Number Coastal/Long Distance Medium1.1121
Triple Number Coastal/Long Distance High1.2368
Triple Number Windward/Leeward Low0.6739
Triple Number Windward/Leeward Medium0.9070
Triple Number Windward/Leeward High1.0413
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8660
Triple Number Coastal/Long Distance Medium1.1121
Triple Number Coastal/Long Distance High1.2368
Triple Number Windward/Leeward Low0.6739
Triple Number Windward/Leeward Medium0.9070
Triple Number Windward/Leeward High1.0413
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance590.61.0159
Triple Number Coastal/Long Distance Low692.80.8660
Triple Number Coastal/Long Distance Medium539.51.1121
Triple Number Coastal/Long Distance High485.11.2368
Triple Number Windward/Leeward Low890.30.6739
Triple Number Windward/Leeward Medium661.50.9070
Triple Number Windward/Leeward High576.21.0413
Predominantly Upwind583.81.0278
Predominantly Downwind554.11.0828
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1413.7982.8751.1629.8558.7521.6493.9451.2438.0
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance590.61.0159
Triple Number Coastal/Long Distance Low692.80.8660
Triple Number Coastal/Long Distance Medium539.51.1121
Triple Number Coastal/Long Distance High485.11.2368
Triple Number Windward/Leeward Low890.30.6739
Triple Number Windward/Leeward Medium661.50.9070
Triple Number Windward/Leeward High576.21.0413
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1413.7982.8751.1629.8558.7521.6493.9451.2438.0
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP565.01.0620 Predom. Dn High449.21.3358 5B AP M/H490.81.2225 TriNum AP Low692.80.8660 Predom. Rc Low745.60.8047 5B AP High470.91.2741 TriNum AP Med539.61.1120 Predom. Rc L/M572.61.0479 5B SF Bay Low879.10.6825 TriNum AP High485.11.2368 Predom. Rc Med505.81.1862 5B SF Bay L/M728.60.8235 TriNum W/L Low932.40.6435 Predom. Rc M/H468.41.2809 5B SF Bay Med627.20.9566 TriNum W/L Med661.50.9070 Predom. Rc High447.91.3396 5B SF Bay M/H570.91.0510 TriNum W/L Hig576.21.0413 5B W/L Low1043.90.5748 5B SF Bay High546.91.0971 Predom. Upwind607.10.9884 5B W/L L/M765.60.7837 ChiMac Up Low731.40.8203 Predom. Reaching541.41.1083 5B W/L Med649.70.9235 ChiMac Up Med661.70.9067 Predom. Downwind579.31.0358 5B W/L M/H584.21.0271 ChiMac Up High581.71.0315 Predom. Up Low830.20.7227 5B W/L High557.21.0768 ChiMac Off Low728.20.8240 Predom. Up L/M637.50.9412 W/L 60-40 Low1044.40.5745 ChiMac Off Med643.70.9321 Predom. Up Med565.51.0611 W/L 60-40 L/M771.90.7773 ChiMac Off High544.41.1021 Predom. Up M/H530.31.1313 W/L 60-40 Med661.00.9077 ChiMac AP Low726.20.8262 Predom. Up High516.61.1613 W/L 60-40 M/H601.20.9981 ChiMac AP Med650.20.9228 Predom. Dn Low846.20.7091 W/L 60-40 High578.11.0378 ChiMac AP High561.51.0686 Predom. Dn L/M625.90.9587 5B AP Low768.70.7805 BayMac Cove Island834.00.7194 Predom. Dn Med534.71.1221 5B AP L/M607.80.9871 BayMac Shore826.70.7258 Predom. Dn M/H479.41.2516 5B AP Med532.21.1274 Harvest Moon481.41.2463      SA/DSPL Up22.61SA/DSPL Dn36.09
ORC Ref  04560004V7S Issued on 14/07/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
MOSTLY HARMLESSUSA 25668
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassFIRST 42Measurement05/09/2024HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall12.800Maximum beam3.982Draft2.246Displacement9,885Wetted area33.79IMS L10.686LSM010.524Accomod. length12.800Sink (kg/mm) 23.97
VCGD0.041VCGM0.011 RM Rated (kg·m) 211.0Limit of positive stability(°) 114.4 Stability Index 120.0 BLR index 0.0000Default crew weight740 Declared crew weight 850
Centerboard weightList angleCanting keel angle0.0
PROPELLER
Propeller TypeFeathering 3 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.468PBW0.150PIPA0.0054
PSD0.031PHD0.060PHL0.147
PSA21.8°ESL0.955
ST10.023ST20.092ST30.111
ST40.056ST50.205
RIG
BackstayAdjustableForestayFixedInner forestayAdjustableMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysYesSpreaders2Rotating mastNo
P14.996IG16.895ISP16.895MDT10.158MDL10.230MDT20.152MDL20.193TL2.250MW0.190GO0.200
E4.450J5.099BAS1.655FSD0.045SFJ0.000SPL5.150WPLTPS5.861BD0.200MWT249.00MCG5.460
PY0.000MDT1Y0.000MDL1Y0.000MDT2Y0.000MDL2Y0.000TLY0.000BASY0.000EY0.000BDY0.000IY0.000EB0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date25/09/2024
SFFP0.600FFM1.310FF1.319LCFcl6.904SG1.0000
SAFP11.980FAM1.021FA1.035LCFsh7.182HBI1.148
W1157.6W2157.6W3157.6W4157.6LCFD5.354
PD1257.5PD2273.8PD3257.4PD4271.0
WD4.450PLM9000.00GSA1.0RSA1.0RM208.6
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG#FuelFuel150389.500.00Total deductible329.500.00
Total deductible
ORC Ref  04560004V7S Issued on 14/07/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
MOSTLY HARMLESSUSA 25668
US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment25613360.160.951.682.873.7439.78fiberpath
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment25613450.060.971.933.865.857.8916.69NoNo 65.18Fiberpath
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentS216.7516.7516.759.178.98127.4711/05/2015
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment185752718.0215.4816.759.179.07101%127.72A2A017.5516.2116.886.108.1275%91.4906/04/2026B3011
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
ORC Ref  04560004V7S Issued on 14/07/2026 Valid until 28/02/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org