Non Spin/HSFClub 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°44.3°42.3°41.0°40.3°40.1°39.8°40.1°41.2°
Beat VMG1.962.813.413.844.144.294.364.384.31
52°3.104.315.115.665.996.166.236.286.27
60°3.344.555.345.866.166.336.416.476.48
75°3.494.695.506.016.316.506.636.766.82
90°3.384.595.436.006.346.566.737.007.19
110°2.894.165.095.816.276.566.807.237.60
120°2.723.964.905.656.166.496.737.217.66
135°2.363.534.485.245.856.266.547.027.51
150°2.003.043.964.735.385.926.296.787.24
Run VMG1.742.633.444.174.815.395.886.516.94
Gybe Angles146.0°149.2°153.9°162.7°170.3°174.5°177.7°179.5°179.5°
APH ToD:689.9CDL: 6.802APH ToT: 0.8697CertNo: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 weight471 kg(default)Minimum weight341 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail21.5421.82Headsail Luffed30.6430.64Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS Maximum (m²)
Trysail6.62Storm Jib7.54Heavy Weather Jib20.36
SAIL LIMITS
Headsails5
✱ Zero set flying
Spinnakers0
✱ Spinnaker pole aboard
STABILITY
Righting Moment 70.8 kg·m Stability Index 126.1
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  03440004H7U Issued on 09/03/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub 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 VMG1840.81283.31056.2936.7868.9838.6825.5822.4834.5
52°1162.9834.3704.4636.2601.1584.2577.5573.3574.0
60°1079.1790.8674.2614.8584.6569.1561.8556.7555.5
75°1032.5768.4654.7598.7570.4554.0543.4532.3527.7
90°1066.5783.9663.5600.2568.2549.1534.9514.0500.4
110°1244.2865.8707.2619.4573.9548.6529.8497.9473.6
120°1324.3908.5734.0637.2584.1555.0534.6499.3470.1
135°1522.21020.8804.0687.6615.5574.6550.1513.1479.5
150°1795.81186.0909.6761.0668.6608.2572.2531.1497.4
Run VMG2073.61369.51046.4864.1747.8667.4611.7553.3518.8
Selected Courses
Windward / Leeward1957.21326.41051.3900.4808.4753.0718.6687.8676.6
All purpose1470.61017.8824.1719.8659.7625.4604.8582.2569.2
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward850.90.7051
All purpose689.90.8697
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low921.00.6515
Triple Number Coastal/Long Distance Medium684.90.8761
Triple Number Coastal/Long Distance High601.50.9975
Triple Number Windward/Leeward Low1188.80.5047
Triple Number Windward/Leeward Medium845.40.7097
Triple Number Windward/Leeward High715.60.8384
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance753.10.7967
Triple Number Coastal/Long Distance Low921.00.6515
Triple Number Coastal/Long Distance Medium684.90.8761
Triple Number Coastal/Long Distance High601.50.9975
Triple Number Windward/Leeward Low1188.80.5047
Triple Number Windward/Leeward Medium845.40.7097
Triple Number Windward/Leeward High715.60.8384
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1968.91330.7990.1811.8705.3649.7611.6557.5541.5
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6333
Downwind "popa"0.7167
70% up, 30% down "Ilhabela"0.6562
30% up, 70% down "Ilhabela-inverso"0.6895
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low921.00.6515
Triple Number Coastal/Long Distance Medium684.90.8761
Triple Number Coastal/Long Distance High601.50.9975
Triple Number Windward/Leeward Low1188.80.5047
Triple Number Windward/Leeward Medium845.40.7097
Triple Number Windward/Leeward High715.60.8384
Predominantly Upwind736.70.8145
Predominantly Downwind715.30.8388
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP718.70.8349 Predom. Rc High553.61.0838 5B SF Bay L/M954.50.6286 TriNum AP Low920.90.6515 Predom. Dn Low1170.20.5127 5B SF Bay Med799.20.7507 TriNum AP Med685.00.8760 Predom. Dn L/M829.80.7231 5B SF Bay M/H712.10.8425 TriNum AP High601.50.9975 Predom. Dn Med684.50.8765 5B SF Bay High682.00.8798 TriNum W/L Low1250.60.4798 Predom. Dn M/H598.21.0030 5B AP Low1043.00.5753 TriNum W/L Med845.40.7097 Predom. Dn High559.51.0724 5B AP L/M791.60.7580 TriNum W/L Hig715.60.8384 ChiMac Up Low953.50.6292 5B AP Med673.10.8914 Predom. Upwind770.10.7791 ChiMac Up Med850.70.7053 5B AP M/H609.10.9851 Predom. Reaching692.80.8660 ChiMac Up High733.00.8185 5B AP High583.91.0276 Predom. Downwind755.30.7944 ChiMac Off Low985.30.6089 5B W/L Low1415.30.4239 Predom. Up Low1098.60.5461 ChiMac Off Med854.00.7026 5B W/L L/M1002.80.5983 Predom. Up L/M819.00.7326 ChiMac Off High701.20.8556 5B W/L Med827.20.7253 Predom. Up Med708.70.8467 ChiMac AP Low962.80.6232 5B W/L M/H726.80.8255 Predom. Up M/H654.20.9171 ChiMac AP Med847.60.7079 5B W/L High691.20.8680 Predom. Up High637.60.9410 ChiMac AP High714.10.8402 W/L 60-40 Low1405.40.4269 Predom. Rc Low1004.60.5973 BayMac Cove Island1119.10.5361 W/L 60-40 L/M1006.20.5963 Predom. Rc L/M743.40.8071 BayMac Shore1107.10.5419 W/L 60-40 Med839.20.7150 Predom. Rc Med637.60.9410 Harvest Moon605.20.9915 W/L 60-40 M/H747.60.8026 Predom. Rc M/H579.51.0353 5B SF Bay Low1178.60.5091 W/L 60-40 High718.00.8357      SA/DSPL Up17.71SA/DSPL Dn17.71
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance753.10.7967
Triple Number Coastal/Long Distance Low921.00.6515
Triple Number Coastal/Long Distance Medium684.90.8761
Triple Number Coastal/Long Distance High601.50.9975
Triple Number Windward/Leeward Low1188.80.5047
Triple Number Windward/Leeward Medium845.40.7097
Triple Number Windward/Leeward High715.60.8384
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1968.91330.7990.1811.8705.3649.7611.6557.5541.5
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance753.10.7967
Triple Number Coastal/Long Distance Low921.00.6515
Triple Number Coastal/Long Distance Medium684.90.8761
Triple Number Coastal/Long Distance High601.50.9975
Triple Number Windward/Leeward Low1188.80.5047
Triple Number Windward/Leeward Medium845.40.7097
Triple Number Windward/Leeward High715.60.8384
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1968.91330.7990.1811.8705.3649.7611.6557.5541.5
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance753.1
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1968.91330.7990.1811.8705.3649.7611.6557.5541.5
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low921.00.6515
Triple Number Coastal/Long Distance Medium684.90.8761
Triple Number Coastal/Long Distance High601.50.9975
Triple Number Windward/Leeward Low1188.80.5047
Triple Number Windward/Leeward Medium845.40.7097
Triple Number Windward/Leeward High715.60.8384
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating753.10.7967
FinRating, kevyt tuuli1400.10.7142
FinRating, kova tuuli588.40.8498
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low921.00.6515
Triple Number Coastal/Long Distance Medium684.90.8761
Triple Number Coastal/Long Distance High601.50.9975
Triple Number Windward/Leeward Low1188.80.5047
Triple Number Windward/Leeward Medium845.40.7097
Triple Number Windward/Leeward High715.60.8384
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.7967
Triple Number Coastal/Long Distance Low0.6515
Triple Number Coastal/Long Distance Medium0.8761
Triple Number Coastal/Long Distance High0.9975
Triple Number Windward/Leeward Low0.5047
Triple Number Windward/Leeward Medium0.7097
Triple Number Windward/Leeward High0.8384
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1968.91330.7990.1811.8705.3649.7611.6557.5541.5
For information
General Purpose Handicap (GPH)781.3
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance753.10.7967
Triple Number Coastal/Long Distance Low921.00.6515
Triple Number Coastal/Long Distance Medium684.90.8761
Triple Number Coastal/Long Distance High601.50.9975
Triple Number Windward/Leeward Low1188.80.5047
Triple Number Windward/Leeward Medium845.40.7097
Triple Number Windward/Leeward High715.60.8384
Saronikos S All Purpose786.80.7626
Saronikos S Upwind870.10.6896
Saronikos S Downwind703.60.8527
Saronikos N All Purpose835.60.7181
Saronikos N Upwind910.40.6591
Saronikos N Downwind783.90.7654
Saronikos SW All Purpose802.80.7473
Saronikos SW Upwind898.70.6676
Saronikos SW Downwind724.70.8280
Saronikos NE All Purpose881.40.6807
Saronikos NE Upwind854.60.7021
Saronikos NE Downwind901.90.6653
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1968.91330.7990.1811.8705.3649.7611.6557.5541.5
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low921.00.6515
Triple Number Coastal/Long Distance Medium684.90.8761
Triple Number Coastal/Long Distance High601.50.9975
Triple Number Windward/Leeward Low1188.80.5047
Triple Number Windward/Leeward Medium845.40.7097
Triple Number Windward/Leeward High715.60.8384
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose718.70.8349
5-Band All Purpose Low1126.20.5328
5-Band All Purpose L/M820.30.7314
5-Band All Purpose Med694.30.8642
5-Band All Purpose M/H624.70.9605
5-Band All Purpose High597.11.0048
Single Number Predominant Upwind734.60.8168
Single Number Predominant Reaching661.80.9067
Single Number Predominant Downwind716.60.8373
5-Band 50-50 Windward/Leeward Low1415.30.4239
5-Band 50-50 Windward/Leeward L/M1002.80.5983
5-Band 50-50 Windward/Leeward Med827.20.7253
5-Band 50-50 Windward/Leeward M/H726.80.8255
5-Band 50-50 Windward/Leeward High691.20.8680
5-Band 60-40 Windward/Leeward Low1405.40.4269
5-Band 60-40 Windward/Leeward L/M1006.20.5963
5-Band 60-40 Windward/Leeward Med839.20.7150
5-Band 60-40 Windward/Leeward M/H747.60.8026
5-Band 60-40 Windward/Leeward High718.00.8357
Triple Number 50-50 Windward/Leeward Low1250.60.4798
Triple Number 50-50 Windward/Leeward Med845.60.7096
Triple Number 50-50 Windward/Leeward High715.70.8384
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward862.50.6956
Triple Number 60-40 Windward/Leeward Low1245.50.4817
Triple Number 60-40 Windward/Leeward Med856.40.7006
Triple Number 60-40 Windward/Leeward High738.00.8130
Triple Number All-Purpose Low1003.30.5980
Triple Number All-Purpose Med707.10.8485
Triple Number All-Purpose High616.40.9734
Triple Number Predominant Upwind Low997.70.6014
Triple Number Predominant Upwind Med723.70.8291
Triple Number Predominant Upwind High653.30.9185
Triple Number Predominant Reaching Low904.00.6637
Triple Number Predominant Reaching Med658.40.9114
Triple Number Predominant Reaching High561.91.0678
Triple Number Predominant Downwind Low1031.50.5817
Triple Number Predominant Downwind Med702.00.8547
Triple Number Predominant Downwind High577.61.0387
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance753.10.7967
Triple Number Coastal/Long Distance Low921.00.6515
Triple Number Coastal/Long Distance Medium684.90.8761
Triple Number Coastal/Long Distance High601.50.9975
Triple Number Windward/Leeward Low1188.80.5047
Triple Number Windward/Leeward Medium845.40.7097
Triple Number Windward/Leeward High715.60.8384
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1968.91330.7990.1811.8705.3649.7611.6557.5541.5
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance753.10.7967
Triple Number Coastal/Long Distance Low921.00.6515
Triple Number Coastal/Long Distance Medium684.90.8761
Triple Number Coastal/Long Distance High601.50.9975
Triple Number Windward/Leeward Low1188.80.5047
Triple Number Windward/Leeward Medium845.40.7097
Triple Number Windward/Leeward High715.60.8384
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1968.91330.7990.1811.8705.3649.7611.6557.5541.5
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low921.0
Triple Number Coastal/Long Distance Medium684.9
Triple Number Coastal/Long Distance High601.5
Triple Number Windward/Leeward Low1188.8
Triple Number Windward/Leeward Medium845.4
Triple Number Windward/Leeward High715.6
Predominantly Upwind736.7
Predominantly Downwind715.3
Predominantly Reaching678.5
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance753.10.7967
Triple Number Coastal/Long Distance Low921.00.6515
Triple Number Coastal/Long Distance Medium684.90.8761
Triple Number Coastal/Long Distance High601.50.9975
Triple Number Windward/Leeward Low1188.80.5047
Triple Number Windward/Leeward Medium845.40.7097
Triple Number Windward/Leeward High715.60.8384
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1968.91330.7990.1811.8705.3649.7611.6557.5541.5
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6515
Triple Number Coastal/Long Distance Medium0.8761
Triple Number Coastal/Long Distance High0.9975
Triple Number Windward/Leeward Low0.5047
Triple Number Windward/Leeward Medium0.7097
Triple Number Windward/Leeward High0.8384
Coastal/Long Distance0.7967
Predominantly Upwind0.8145
Predominantly Downwind0.8388
For information
General Purpose Handicap (GPH)781.3
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.8697
Distanseseilas Trippeltall svak vind0.6515
Distanseseilas Trippeltall mellomvind0.8761
Distanseseilas Trippeltall sterk vind0.9975
Pølsebane Trippeltall svak vind0.5047
Pølsebane Trippeltall mellomvind0.7097
Pølsebane Trippeltall sterk vind0.8384
Motvind Singeltall0.8145
Medvind Singeltall0.8388
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low921.00.6515
Triple Number Coastal/Long Distance Medium684.90.8761
Triple Number Coastal/Long Distance High601.50.9975
Triple Number Windward/Leeward Low1188.80.5047
Triple Number Windward/Leeward Medium845.40.7097
Triple Number Windward/Leeward High715.60.8384
Coastal/Long Distance753.10.7967
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind736.70.8145
Predominantly Downwind715.30.8388
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore680.00.8824
Cape Doctor Coastal573.11.0470
Triple Number Coastal/Long Distance Low921.00.6515
Triple Number Coastal/Long Distance Medium684.90.8761
Triple Number Coastal/Long Distance High601.50.9975
Triple Number Windward/Leeward Low1188.80.5047
Triple Number Windward/Leeward Medium845.40.7097
Triple Number Windward/Leeward High715.60.8384
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6515
Triple Number Coastal/Long Distance Medium0.8761
Triple Number Coastal/Long Distance High0.9975
Triple Number Windward/Leeward Low0.5047
Triple Number Windward/Leeward Medium0.7097
Triple Number Windward/Leeward High0.8384
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6515
Triple Number Coastal/Long Distance Medium0.8761
Triple Number Coastal/Long Distance High0.9975
Triple Number Windward/Leeward Low0.5047
Triple Number Windward/Leeward Medium0.7097
Triple Number Windward/Leeward High0.8384
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance753.10.7967
Triple Number Coastal/Long Distance Low921.00.6515
Triple Number Coastal/Long Distance Medium684.90.8761
Triple Number Coastal/Long Distance High601.50.9975
Triple Number Windward/Leeward Low1188.80.5047
Triple Number Windward/Leeward Medium845.40.7097
Triple Number Windward/Leeward High715.60.8384
Predominantly Upwind736.70.8145
Predominantly Downwind715.30.8388
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1968.91330.7990.1811.8705.3649.7611.6557.5541.5
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance753.10.7967
Triple Number Coastal/Long Distance Low921.00.6515
Triple Number Coastal/Long Distance Medium684.90.8761
Triple Number Coastal/Long Distance High601.50.9975
Triple Number Windward/Leeward Low1188.80.5047
Triple Number Windward/Leeward Medium845.40.7097
Triple Number Windward/Leeward High715.60.8384
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1968.91330.7990.1811.8705.3649.7611.6557.5541.5
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP718.70.8349 Predom. Dn High559.51.0724 5B AP M/H609.10.9851 TriNum AP Low920.90.6515 Predom. Rc Low1004.60.5973 5B AP High583.91.0276 TriNum AP Med685.00.8760 Predom. Rc L/M743.40.8071 5B SF Bay Low1178.60.5091 TriNum AP High601.50.9975 Predom. Rc Med637.60.9410 5B SF Bay L/M954.50.6286 TriNum W/L Low1250.60.4798 Predom. Rc M/H579.51.0353 5B SF Bay Med799.20.7507 TriNum W/L Med845.40.7097 Predom. Rc High553.61.0838 5B SF Bay M/H712.10.8425 TriNum W/L Hig715.60.8384 5B W/L Low1415.30.4239 5B SF Bay High682.00.8798 Predom. Upwind770.10.7791 5B W/L L/M1002.80.5983 ChiMac Up Low953.50.6292 Predom. Reaching692.80.8660 5B W/L Med827.20.7253 ChiMac Up Med850.70.7053 Predom. Downwind755.30.7944 5B W/L M/H726.80.8255 ChiMac Up High733.00.8185 Predom. Up Low1098.60.5461 5B W/L High691.20.8680 ChiMac Off Low985.30.6089 Predom. Up L/M819.00.7326 W/L 60-40 Low1405.40.4269 ChiMac Off Med854.00.7026 Predom. Up Med708.70.8467 W/L 60-40 L/M1006.20.5963 ChiMac Off High701.20.8556 Predom. Up M/H654.20.9171 W/L 60-40 Med839.20.7150 ChiMac AP Low962.80.6232 Predom. Up High637.60.9410 W/L 60-40 M/H747.60.8026 ChiMac AP Med847.60.7079 Predom. Dn Low1170.20.5127 W/L 60-40 High718.00.8357 ChiMac AP High714.10.8402 Predom. Dn L/M829.80.7231 5B AP Low1043.00.5753 BayMac Cove Island1119.10.5361 Predom. Dn Med684.50.8765 5B AP L/M791.60.7580 BayMac Shore1107.10.5419 Predom. Dn M/H598.21.0030 5B AP Med673.10.8914 Harvest Moon605.20.9915      SA/DSPL Up17.71SA/DSPL Dn17.71
ORC Ref  03440004H7U Issued on 09/03/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub 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 L7.697LSM07.663Accomod. length9.245Sink (kg/mm) 14.02
VCGD-0.071VCGM-0.049 RM Rated (kg·m) 70.8Limit of positive stability(°) 122.3 Stability Index 126.1 BLR index 0.0000Default crew weight471 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  03440004H7U Issued on 09/03/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub 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
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  03440004H7U Issued on 09/03/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org