Double HandedClub Certificate2026
SheebaNOR 3950
Norges Seilforbund
Sognsveien 73
0854 OSLO
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 Angles47.1°43.7°41.5°40.8°41.2°41.5°41.7°42.6°44.3°
Beat VMG1.992.843.423.783.974.054.094.063.94
52°3.144.335.095.585.855.986.046.055.96
60°3.384.555.305.796.066.206.266.306.27
75°3.544.715.475.976.256.416.526.626.66
90°3.434.705.616.156.426.546.676.897.05
110°3.494.835.776.316.626.877.097.357.50
120°3.374.705.646.246.596.877.157.647.86
135°2.954.245.225.956.406.717.007.618.09
150°2.463.634.585.355.946.336.617.117.65
Run VMG2.133.143.974.635.165.575.926.506.94
Gybe Angles141.7°145.7°147.8°148.6°151.6°157.6°161.9°177.1°176.8°
APH ToD:672.2CDL: 6.535APH ToT: 0.8926CertNo:676176
BOAT
ClassHR 312DesignerEnderleinBuilderHallberg RassyAge date01/1982Series date01/1979Offset fileCLHR312.offData file676176
HULL
Length Overall9.420 mMaximum Beam3.090 mDraft1.600 mDisplacement5,018 kgDLR11.1468IMS DivisionCruiser/RacerDynamic Allowance0.680%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationStrutTypeFolding 3 bladesDiameter0.380m
CREW
Maximum weight170 kg(default)Minimum weight120 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail21.5421.82Headsail Luffed30.6430.64Headsail FlyingSymmetricAsymmetric59.0760.11 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail6.62Storm Jib7.54Heavy Weather Jib20.36
SAIL LIMITS
Headsails5Spinnakers4
✱ Asymmetric SHALL NOT be tacked on the pole
STABILITY
Righting Moment 70.8 kg·m Stability Index 128.5
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  03440004H7E Issued on 09/03/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
SheebaNOR 3950
Norges Seilforbund
Sognsveien 73
0854 OSLO
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 VMG1812.31268.21052.3951.7905.8888.2880.6887.1914.8
52°1147.2831.5707.7645.1615.0602.0596.2594.6603.9
60°1065.5790.6678.8621.6594.1581.0575.0571.3573.8
75°1017.7765.1657.6603.0575.8561.2552.4543.7540.7
90°1049.5765.2641.9585.1561.0550.6539.9522.3510.7
110°1030.8744.7624.2570.7543.8524.3508.1489.5479.8
120°1068.9766.8637.9576.9546.5524.0503.4471.2458.2
135°1220.5848.2689.4604.7562.5536.6514.1473.2445.2
150°1464.4992.8785.3672.9605.8568.4545.0506.2470.7
Run VMG1691.01146.4906.8777.0698.3645.8607.8554.1518.9
Selected Courses
Windward / Leeward1751.71207.3979.6864.3802.1767.0744.2720.6716.9
All purpose1325.0934.4771.2690.0648.6625.6610.1592.4586.7
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward835.70.7180
All purpose672.20.8926
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low852.80.7036
Triple Number Coastal/Long Distance Medium666.90.8997
Triple Number Coastal/Long Distance High607.30.9879
Triple Number Windward/Leeward Low1093.50.5487
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High741.00.8097
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance731.30.8204
Triple Number Coastal/Long Distance Low852.80.7036
Triple Number Coastal/Long Distance Medium666.90.8997
Triple Number Coastal/Long Distance High607.30.9879
Triple Number Windward/Leeward Low1093.50.5487
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High741.00.8097
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1745.61201.2920.9777.8694.6650.2615.3559.8550.6
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6146
Downwind "popa"0.7871
70% up, 30% down "Ilhabela"0.6578
30% up, 70% down "Ilhabela-inverso"0.7259
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low852.80.7036
Triple Number Coastal/Long Distance Medium666.90.8997
Triple Number Coastal/Long Distance High607.30.9879
Triple Number Windward/Leeward Low1093.50.5487
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High741.00.8097
Predominantly Upwind734.20.8172
Predominantly Downwind672.70.8919
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP701.80.8549 Predom. Rc High555.21.0807 5B SF Bay L/M903.80.6639 TriNum AP Low852.80.7036 Predom. Dn Low1023.40.5863 5B SF Bay Med788.30.7611 TriNum AP Med666.90.8996 Predom. Dn L/M755.10.7946 5B SF Bay M/H729.50.8225 TriNum AP High607.40.9879 Predom. Dn Med649.90.9233 5B SF Bay High708.70.8466 TriNum W/L Low1147.70.5228 Predom. Dn M/H588.91.0188 5B AP Low944.70.6351 TriNum W/L Med828.80.7239 Predom. Dn High555.41.0804 5B AP L/M748.50.8016 TriNum W/L Hig741.00.8097 ChiMac Up Low922.60.6503 5B AP Med658.60.9110 Predom. Upwind767.00.7823 ChiMac Up Med835.30.7183 5B AP M/H613.00.9788 Predom. Reaching665.60.9014 ChiMac Up High735.70.8155 5B AP High594.51.0092 Predom. Downwind704.70.8514 ChiMac Off Low880.60.6813 5B W/L Low1286.40.4664 Predom. Up Low1048.90.5720 ChiMac Off Med780.40.7688 5B W/L L/M946.30.6341 Predom. Up L/M799.80.7502 ChiMac Off High662.80.9053 5B W/L Med816.50.7348 Predom. Up Med711.90.8429 ChiMac AP Low897.50.6685 5B W/L M/H749.00.8011 Predom. Up M/H673.50.8909 ChiMac AP Med804.80.7455 5B W/L High724.00.8287 Predom. Up High663.20.9046 ChiMac AP High697.20.8606 W/L 60-40 Low1299.20.4618 Predom. Rc Low922.70.6503 BayMac Cove Island1034.70.5799 W/L 60-40 L/M962.40.6234 Predom. Rc L/M700.30.8568 BayMac Shore1027.20.5841 W/L 60-40 Med837.30.7166 Predom. Rc Med619.00.9694 Harvest Moon585.71.0245 W/L 60-40 M/H776.20.7730 Predom. Rc M/H577.21.0395 5B SF Bay Low1085.80.5526 W/L 60-40 High757.40.7922      SA/DSPL Up17.71SA/DSPL Dn27.36
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance731.30.8204
Triple Number Coastal/Long Distance Low852.80.7036
Triple Number Coastal/Long Distance Medium666.90.8997
Triple Number Coastal/Long Distance High607.30.9879
Triple Number Windward/Leeward Low1093.50.5487
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High741.00.8097
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1745.61201.2920.9777.8694.6650.2615.3559.8550.6
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance731.30.8204
Triple Number Coastal/Long Distance Low852.80.7036
Triple Number Coastal/Long Distance Medium666.90.8997
Triple Number Coastal/Long Distance High607.30.9879
Triple Number Windward/Leeward Low1093.50.5487
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High741.00.8097
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1745.61201.2920.9777.8694.6650.2615.3559.8550.6
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance731.3
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1745.61201.2920.9777.8694.6650.2615.3559.8550.6
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low852.80.7036
Triple Number Coastal/Long Distance Medium666.90.8997
Triple Number Coastal/Long Distance High607.30.9879
Triple Number Windward/Leeward Low1093.50.5487
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High741.00.8097
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating731.30.8204
FinRating, kevyt tuuli1267.20.7891
FinRating, kova tuuli597.90.8363
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low852.80.7036
Triple Number Coastal/Long Distance Medium666.90.8997
Triple Number Coastal/Long Distance High607.30.9879
Triple Number Windward/Leeward Low1093.50.5487
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High741.00.8097
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8204
Triple Number Coastal/Long Distance Low0.7036
Triple Number Coastal/Long Distance Medium0.8997
Triple Number Coastal/Long Distance High0.9879
Triple Number Windward/Leeward Low0.5487
Triple Number Windward/Leeward Medium0.7239
Triple Number Windward/Leeward High0.8097
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1745.61201.2920.9777.8694.6650.2615.3559.8550.6
For information
General Purpose Handicap (GPH)751.8
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance731.30.8204
Triple Number Coastal/Long Distance Low852.80.7036
Triple Number Coastal/Long Distance Medium666.90.8997
Triple Number Coastal/Long Distance High607.30.9879
Triple Number Windward/Leeward Low1093.50.5487
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High741.00.8097
Saronikos S All Purpose775.40.7738
Saronikos S Upwind877.60.6837
Saronikos S Downwind643.40.9326
Saronikos N All Purpose810.90.7399
Saronikos N Upwind918.20.6535
Saronikos N Downwind691.60.8676
Saronikos SW All Purpose776.40.7727
Saronikos SW Upwind897.10.6688
Saronikos SW Downwind647.70.9263
Saronikos NE All Purpose833.80.7196
Saronikos NE Upwind858.60.6988
Saronikos NE Downwind774.80.7744
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1745.61201.2920.9777.8694.6650.2615.3559.8550.6
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low852.80.7036
Triple Number Coastal/Long Distance Medium666.90.8997
Triple Number Coastal/Long Distance High607.30.9879
Triple Number Windward/Leeward Low1093.50.5487
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High741.00.8097
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose701.80.8549
5-Band All Purpose Low1031.90.5815
5-Band All Purpose L/M775.00.7742
5-Band All Purpose Med679.40.8832
5-Band All Purpose M/H630.40.9518
5-Band All Purpose High608.70.9857
Single Number Predominant Upwind733.00.8186
Single Number Predominant Reaching637.80.9407
Single Number Predominant Downwind673.50.8909
5-Band 50-50 Windward/Leeward Low1286.40.4664
5-Band 50-50 Windward/Leeward L/M946.30.6341
5-Band 50-50 Windward/Leeward Med816.50.7348
5-Band 50-50 Windward/Leeward M/H749.00.8011
5-Band 50-50 Windward/Leeward High724.00.8287
5-Band 60-40 Windward/Leeward Low1299.20.4618
5-Band 60-40 Windward/Leeward L/M962.40.6234
5-Band 60-40 Windward/Leeward Med837.30.7166
5-Band 60-40 Windward/Leeward M/H776.20.7730
5-Band 60-40 Windward/Leeward High757.40.7922
Triple Number 50-50 Windward/Leeward Low1147.70.5228
Triple Number 50-50 Windward/Leeward Med829.00.7238
Triple Number 50-50 Windward/Leeward High741.10.8097
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward856.70.7004
Triple Number 60-40 Windward/Leeward Low1161.30.5167
Triple Number 60-40 Windward/Leeward Med849.00.7067
Triple Number 60-40 Windward/Leeward High769.80.7794
Triple Number All-Purpose Low926.90.6473
Triple Number All-Purpose Med688.30.8717
Triple Number All-Purpose High623.90.9617
Triple Number Predominant Upwind Low954.10.6289
Triple Number Predominant Upwind Med722.50.8304
Triple Number Predominant Upwind High677.50.8855
Triple Number Predominant Reaching Low837.30.7166
Triple Number Predominant Reaching Med638.00.9405
Triple Number Predominant Reaching High559.21.0730
Triple Number Predominant Downwind Low914.20.6563
Triple Number Predominant Downwind Med659.60.9096
Triple Number Predominant Downwind High566.21.0598
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance731.30.8204
Triple Number Coastal/Long Distance Low852.80.7036
Triple Number Coastal/Long Distance Medium666.90.8997
Triple Number Coastal/Long Distance High607.30.9879
Triple Number Windward/Leeward Low1093.50.5487
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High741.00.8097
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1745.61201.2920.9777.8694.6650.2615.3559.8550.6
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance731.30.8204
Triple Number Coastal/Long Distance Low852.80.7036
Triple Number Coastal/Long Distance Medium666.90.8997
Triple Number Coastal/Long Distance High607.30.9879
Triple Number Windward/Leeward Low1093.50.5487
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High741.00.8097
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1745.61201.2920.9777.8694.6650.2615.3559.8550.6
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low852.8
Triple Number Coastal/Long Distance Medium666.9
Triple Number Coastal/Long Distance High607.3
Triple Number Windward/Leeward Low1093.5
Triple Number Windward/Leeward Medium828.8
Triple Number Windward/Leeward High741.0
Predominantly Upwind734.2
Predominantly Downwind672.7
Predominantly Reaching646.3
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance731.30.8204
Triple Number Coastal/Long Distance Low852.80.7036
Triple Number Coastal/Long Distance Medium666.90.8997
Triple Number Coastal/Long Distance High607.30.9879
Triple Number Windward/Leeward Low1093.50.5487
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High741.00.8097
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1745.61201.2920.9777.8694.6650.2615.3559.8550.6
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7036
Triple Number Coastal/Long Distance Medium0.8997
Triple Number Coastal/Long Distance High0.9879
Triple Number Windward/Leeward Low0.5487
Triple Number Windward/Leeward Medium0.7239
Triple Number Windward/Leeward High0.8097
Coastal/Long Distance0.8204
Predominantly Upwind0.8172
Predominantly Downwind0.8919
For information
General Purpose Handicap (GPH)751.8
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.8926
Distanseseilas Trippeltall svak vind0.7036
Distanseseilas Trippeltall mellomvind0.8997
Distanseseilas Trippeltall sterk vind0.9879
Pølsebane Trippeltall svak vind0.5487
Pølsebane Trippeltall mellomvind0.7239
Pølsebane Trippeltall sterk vind0.8097
Motvind Singeltall0.8172
Medvind Singeltall0.8919
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low852.80.7036
Triple Number Coastal/Long Distance Medium666.90.8997
Triple Number Coastal/Long Distance High607.30.9879
Triple Number Windward/Leeward Low1093.50.5487
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High741.00.8097
Coastal/Long Distance731.30.8204
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind734.20.8172
Predominantly Downwind672.70.8919
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore718.00.8357
Cape Doctor Coastal588.41.0197
Triple Number Coastal/Long Distance Low852.80.7036
Triple Number Coastal/Long Distance Medium666.90.8997
Triple Number Coastal/Long Distance High607.30.9879
Triple Number Windward/Leeward Low1093.50.5487
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High741.00.8097
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7036
Triple Number Coastal/Long Distance Medium0.8997
Triple Number Coastal/Long Distance High0.9879
Triple Number Windward/Leeward Low0.5487
Triple Number Windward/Leeward Medium0.7239
Triple Number Windward/Leeward High0.8097
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7036
Triple Number Coastal/Long Distance Medium0.8997
Triple Number Coastal/Long Distance High0.9879
Triple Number Windward/Leeward Low0.5487
Triple Number Windward/Leeward Medium0.7239
Triple Number Windward/Leeward High0.8097
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance731.30.8204
Triple Number Coastal/Long Distance Low852.80.7036
Triple Number Coastal/Long Distance Medium666.90.8997
Triple Number Coastal/Long Distance High607.30.9879
Triple Number Windward/Leeward Low1093.50.5487
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High741.00.8097
Predominantly Upwind734.20.8172
Predominantly Downwind672.70.8919
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1745.61201.2920.9777.8694.6650.2615.3559.8550.6
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance731.30.8204
Triple Number Coastal/Long Distance Low852.80.7036
Triple Number Coastal/Long Distance Medium666.90.8997
Triple Number Coastal/Long Distance High607.30.9879
Triple Number Windward/Leeward Low1093.50.5487
Triple Number Windward/Leeward Medium828.80.7239
Triple Number Windward/Leeward High741.00.8097
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1745.61201.2920.9777.8694.6650.2615.3559.8550.6
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP701.80.8549 Predom. Dn High555.41.0804 5B AP M/H613.00.9788 TriNum AP Low852.80.7036 Predom. Rc Low922.70.6503 5B AP High594.51.0092 TriNum AP Med666.90.8996 Predom. Rc L/M700.30.8568 5B SF Bay Low1085.80.5526 TriNum AP High607.40.9879 Predom. Rc Med619.00.9694 5B SF Bay L/M903.80.6639 TriNum W/L Low1147.70.5228 Predom. Rc M/H577.21.0395 5B SF Bay Med788.30.7611 TriNum W/L Med828.80.7239 Predom. Rc High555.21.0807 5B SF Bay M/H729.50.8225 TriNum W/L Hig741.00.8097 5B W/L Low1286.40.4664 5B SF Bay High708.70.8466 Predom. Upwind767.00.7823 5B W/L L/M946.30.6341 ChiMac Up Low922.60.6503 Predom. Reaching665.60.9014 5B W/L Med816.50.7348 ChiMac Up Med835.30.7183 Predom. Downwind704.70.8514 5B W/L M/H749.00.8011 ChiMac Up High735.70.8155 Predom. Up Low1048.90.5720 5B W/L High724.00.8287 ChiMac Off Low880.60.6813 Predom. Up L/M799.80.7502 W/L 60-40 Low1299.20.4618 ChiMac Off Med780.40.7688 Predom. Up Med711.90.8429 W/L 60-40 L/M962.40.6234 ChiMac Off High662.80.9053 Predom. Up M/H673.50.8909 W/L 60-40 Med837.30.7166 ChiMac AP Low897.50.6685 Predom. Up High663.20.9046 W/L 60-40 M/H776.20.7730 ChiMac AP Med804.80.7455 Predom. Dn Low1023.40.5863 W/L 60-40 High757.40.7922 ChiMac AP High697.20.8606 Predom. Dn L/M755.10.7946 5B AP Low944.70.6351 BayMac Cove Island1034.70.5799 Predom. Dn Med649.90.9233 5B AP L/M748.50.8016 BayMac Shore1027.20.5841 Predom. Dn M/H588.91.0188 5B AP Med658.60.9110 Harvest Moon585.71.0245      SA/DSPL Up17.71SA/DSPL Dn27.36
ORC Ref  03440004H7E Issued on 09/03/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
SheebaNOR 3950
Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassHR 312MeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall9.420Maximum beam3.090Draft1.600Displacement5,018Wetted area22.78IMS L7.635LSM07.663Accomod. length9.245Sink (kg/mm) 14.02
VCGD-0.071VCGM-0.049 RM Rated (kg·m) 70.8Limit of positive stability(°) 124.7 Stability Index 128.5 BLR index 0.0000Default crew weight170 Declared crew weight 0
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 3 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.380PBWPIPA0.0034
EDL0.700ST10.050ST20.170
ST30.170ST40.100ST50.300
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders1Rotating mastNo
P10.800IG12.280ISP12.380MDT10.130MDL10.160MDT20.000MDL20.000TLNo TaperMW0.000GO0.000
E3.500J4.030BAS1.380FSDFoilSFJ0.000SPL4.050WPLTPS4.500BD0.000MWT0.00MCG0.000
PY0.000MDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.071Flotation Date01/01/2015
SFFP0.874FFM1.246FF1.246LCFcl5.479SG
SAFP9.147FAM0.919FA0.919LCFsh5.706HBI1.024
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03440004H7E Issued on 09/03/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
SheebaNOR 3950
Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment372-2022090520160.130.691.242.122.8021.5405/09/2022
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment372-2022090520180.040.581.162.493.905.5111.80NoNo 30.6402/09/2022626-2025122910180.040.651.252.573.985.4711.54NoNo 30.5729/12/2025
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment372-20230521142412.2511.1511.706.046.1399%59.0721/05/2023Målt av måler 625
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length9.2 mTable area0.44 m²Headroom1.64 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity64 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity34 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  03440004H7E Issued on 09/03/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org