Non Spin/HSFClub Certificate2026
Madam LarsenNOR 7213
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 Angles46.5°43.9°42.1°40.3°38.6°38.1°37.8°38.2°39.7°
Beat VMG2.153.053.704.174.474.604.664.664.56
52°3.394.685.536.036.326.476.536.586.56
60°3.654.945.766.206.466.636.716.796.80
75°3.835.095.906.346.616.826.987.157.24
90°3.714.995.856.346.646.897.127.497.71
110°3.174.505.496.166.576.887.197.828.44
120°2.954.265.265.996.456.777.087.758.53
135°2.523.754.755.556.146.526.837.458.20
150°2.113.204.174.995.686.206.557.137.76
Run VMG1.832.773.624.385.075.686.176.797.36
Gybe Angles143.9°148.0°153.2°160.9°169.9°176.8°179.0°179.5°179.5°
APH ToD:649.6CDL: 7.338APH ToT: 0.9236CertNo:5176
BOAT
ClassLARSEN 28DesignerHansÅgeLarsenBuilderNyboatAge date01/1987Series date01/1985Offset fileLARS28.OFFData file5176
HULL
Length Overall8.823 mMaximum Beam2.648 mDraft1.538 mDisplacement2,716 kgDLR6.2822IMS DivisionCruiser/RacerDynamic Allowance0.300%Age Allowance0.650%RS Assessment-0.254%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.340m
CREW
Maximum weight462 kg(default)Minimum weight332 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail22.4022.79Headsail Luffed22.2722.27Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS Maximum (m²)
Trysail6.80Storm Jib4.64Heavy Weather Jib12.52
SAIL LIMITS
Headsails5
✱ Zero set flying
Spinnakers0
✱ Spinnaker pole aboard
STABILITY
Righting Moment 53.3 kg·m Stability Index 114.1
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  03440004ORM Issued on 06/05/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
Madam LarsenNOR 7213
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 VMG1674.41178.7972.4864.0804.8782.4772.5772.0790.0
52°1061.5768.6651.5597.2570.0556.8551.2546.7548.4
60°985.5729.1625.5580.8557.0543.0536.2529.9529.2
75°939.7707.1609.7568.3545.0527.9515.5503.2497.0
90°969.3721.2615.7567.8542.3522.8505.8480.7466.9
110°1136.4799.1656.2584.2548.2523.2500.7460.4426.7
120°1220.3844.3684.6600.6558.2531.5508.3464.4422.2
135°1427.8959.7757.3648.1586.1551.7527.4483.5439.1
150°1704.21126.2863.6721.2633.7581.0549.8505.1463.7
Run VMG1967.91300.5994.6821.7709.8633.4583.8529.9489.3
Selected Courses
Windward / Leeward1821.11239.6983.5842.8757.3707.9678.1650.9639.7
All purpose1358.9946.4768.6675.9623.1592.8573.3548.8533.0
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward798.00.7518
All purpose649.60.9236
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low857.50.6997
Triple Number Coastal/Long Distance Medium645.20.9299
Triple Number Coastal/Long Distance High569.01.0545
Triple Number Windward/Leeward Low1111.50.5398
Triple Number Windward/Leeward Medium792.30.7573
Triple Number Windward/Leeward High675.40.8884
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance708.80.8465
Triple Number Coastal/Long Distance Low857.50.6997
Triple Number Coastal/Long Distance Medium645.20.9299
Triple Number Coastal/Long Distance High569.01.0545
Triple Number Windward/Leeward Low1111.50.5398
Triple Number Windward/Leeward Medium792.30.7573
Triple Number Windward/Leeward High675.40.8884
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1835.81245.7926.3761.2664.5615.3580.1525.4505.5
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6833
Downwind "popa"0.7535
70% up, 30% down "Ilhabela"0.7030
30% up, 70% down "Ilhabela-inverso"0.7310
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low857.50.6997
Triple Number Coastal/Long Distance Medium645.20.9299
Triple Number Coastal/Long Distance High569.01.0545
Triple Number Windward/Leeward Low1111.50.5398
Triple Number Windward/Leeward Medium792.30.7573
Triple Number Windward/Leeward High675.40.8884
Predominantly Upwind690.40.8690
Predominantly Downwind676.50.8869
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP676.80.8865 Predom. Rc High521.91.1495 5B SF Bay L/M891.20.6732 TriNum AP Low857.50.6997 Predom. Dn Low1097.00.5470 5B SF Bay Med749.10.8009 TriNum AP Med645.30.9298 Predom. Dn L/M781.50.7677 5B SF Bay M/H671.60.8935 TriNum AP High569.01.0545 Predom. Dn Med648.50.9252 5B SF Bay High643.60.9322 TriNum W/L Low1168.40.5135 Predom. Dn M/H568.91.0546 5B AP Low969.70.6188 TriNum W/L Med792.30.7573 Predom. Dn High529.31.1335 5B AP L/M740.60.8101 TriNum W/L Hig675.40.8884 ChiMac Up Low884.10.6786 5B AP Med634.80.9452 Predom. Upwind720.80.8325 ChiMac Up Med792.30.7573 5B AP M/H576.61.0405 Predom. Reaching652.10.9201 ChiMac Up High687.10.8732 5B AP High550.31.0903 Predom. Downwind713.30.8412 ChiMac Off Low926.20.6478 5B W/L Low1321.00.4542 Predom. Up Low1014.30.5915 ChiMac Off Med804.80.7455 5B W/L L/M938.20.6395 Predom. Up L/M762.50.7868 ChiMac Off High662.90.9051 5B W/L Med775.60.7736 Predom. Up Med665.70.9013 ChiMac AP Low898.70.6676 5B W/L M/H685.20.8756 Predom. Up M/H618.40.9703 ChiMac AP Med793.90.7557 5B W/L High653.70.9179 Predom. Up High602.50.9959 ChiMac AP High672.10.8927 W/L 60-40 Low1307.00.4591 Predom. Rc Low932.60.6434 BayMac Cove Island1043.70.5749 W/L 60-40 L/M938.60.6393 Predom. Rc L/M696.80.8611 BayMac Shore1031.80.5815 W/L 60-40 Med784.90.7644 Predom. Rc Med603.60.9940 Harvest Moon573.71.0458 W/L 60-40 M/H703.60.8528 Predom. Rc M/H550.11.0906 5B SF Bay Low1097.50.5467 W/L 60-40 High678.00.8850      SA/DSPL Up22.87SA/DSPL Dn22.87
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance708.80.8465
Triple Number Coastal/Long Distance Low857.50.6997
Triple Number Coastal/Long Distance Medium645.20.9299
Triple Number Coastal/Long Distance High569.01.0545
Triple Number Windward/Leeward Low1111.50.5398
Triple Number Windward/Leeward Medium792.30.7573
Triple Number Windward/Leeward High675.40.8884
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1835.81245.7926.3761.2664.5615.3580.1525.4505.5
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance708.80.8465
Triple Number Coastal/Long Distance Low857.50.6997
Triple Number Coastal/Long Distance Medium645.20.9299
Triple Number Coastal/Long Distance High569.01.0545
Triple Number Windward/Leeward Low1111.50.5398
Triple Number Windward/Leeward Medium792.30.7573
Triple Number Windward/Leeward High675.40.8884
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1835.81245.7926.3761.2664.5615.3580.1525.4505.5
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance708.8
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1835.81245.7926.3761.2664.5615.3580.1525.4505.5
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low857.50.6997
Triple Number Coastal/Long Distance Medium645.20.9299
Triple Number Coastal/Long Distance High569.01.0545
Triple Number Windward/Leeward Low1111.50.5398
Triple Number Windward/Leeward Medium792.30.7573
Triple Number Windward/Leeward High675.40.8884
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating708.80.8465
FinRating, kevyt tuuli1305.40.7660
FinRating, kova tuuli554.10.9023
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low857.50.6997
Triple Number Coastal/Long Distance Medium645.20.9299
Triple Number Coastal/Long Distance High569.01.0545
Triple Number Windward/Leeward Low1111.50.5398
Triple Number Windward/Leeward Medium792.30.7573
Triple Number Windward/Leeward High675.40.8884
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8465
Triple Number Coastal/Long Distance Low0.6997
Triple Number Coastal/Long Distance Medium0.9299
Triple Number Coastal/Long Distance High1.0545
Triple Number Windward/Leeward Low0.5398
Triple Number Windward/Leeward Medium0.7573
Triple Number Windward/Leeward High0.8884
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1835.81245.7926.3761.2664.5615.3580.1525.4505.5
For information
General Purpose Handicap (GPH)733.9
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance708.80.8465
Triple Number Coastal/Long Distance Low857.50.6997
Triple Number Coastal/Long Distance Medium645.20.9299
Triple Number Coastal/Long Distance High569.01.0545
Triple Number Windward/Leeward Low1111.50.5398
Triple Number Windward/Leeward Medium792.30.7573
Triple Number Windward/Leeward High675.40.8884
Saronikos S All Purpose734.30.8172
Saronikos S Upwind805.80.7446
Saronikos S Downwind663.60.9042
Saronikos N All Purpose779.90.7693
Saronikos N Upwind842.70.7120
Saronikos N Downwind737.60.8135
Saronikos SW All Purpose747.50.8027
Saronikos SW Upwind830.50.7225
Saronikos SW Downwind681.10.8809
Saronikos NE All Purpose821.50.7303
Saronikos NE Upwind791.50.7580
Saronikos NE Downwind843.80.7111
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1835.81245.7926.3761.2664.5615.3580.1525.4505.5
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low857.50.6997
Triple Number Coastal/Long Distance Medium645.20.9299
Triple Number Coastal/Long Distance High569.01.0545
Triple Number Windward/Leeward Low1111.50.5398
Triple Number Windward/Leeward Medium792.30.7573
Triple Number Windward/Leeward High675.40.8884
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose676.80.8865
5-Band All Purpose Low1047.50.5728
5-Band All Purpose L/M768.20.7811
5-Band All Purpose Med655.00.9160
5-Band All Purpose M/H592.01.0135
5-Band All Purpose High564.21.0634
Single Number Predominant Upwind688.30.8717
Single Number Predominant Reaching624.30.9611
Single Number Predominant Downwind677.80.8852
5-Band 50-50 Windward/Leeward Low1321.00.4542
5-Band 50-50 Windward/Leeward L/M938.20.6395
5-Band 50-50 Windward/Leeward Med775.60.7736
5-Band 50-50 Windward/Leeward M/H685.20.8756
5-Band 50-50 Windward/Leeward High653.70.9179
5-Band 60-40 Windward/Leeward Low1307.00.4591
5-Band 60-40 Windward/Leeward L/M938.60.6393
5-Band 60-40 Windward/Leeward Med784.90.7644
5-Band 60-40 Windward/Leeward M/H703.60.8528
5-Band 60-40 Windward/Leeward High678.00.8850
Triple Number 50-50 Windward/Leeward Low1168.40.5135
Triple Number 50-50 Windward/Leeward Med792.40.7572
Triple Number 50-50 Windward/Leeward High675.40.8884
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward807.00.7435
Triple Number 60-40 Windward/Leeward Low1159.70.5174
Triple Number 60-40 Windward/Leeward Med800.50.7495
Triple Number 60-40 Windward/Leeward High695.30.8630
Triple Number All-Purpose Low935.00.6417
Triple Number All-Purpose Med666.40.9003
Triple Number All-Purpose High583.91.0276
Triple Number Predominant Upwind Low923.90.6494
Triple Number Predominant Upwind Med678.90.8838
Triple Number Predominant Upwind High617.30.9720
Triple Number Predominant Reaching Low841.40.7131
Triple Number Predominant Reaching Med622.00.9646
Triple Number Predominant Reaching High533.01.1257
Triple Number Predominant Downwind Low967.60.6201
Triple Number Predominant Downwind Med665.00.9023
Triple Number Predominant Downwind High549.61.0917
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance708.80.8465
Triple Number Coastal/Long Distance Low857.50.6997
Triple Number Coastal/Long Distance Medium645.20.9299
Triple Number Coastal/Long Distance High569.01.0545
Triple Number Windward/Leeward Low1111.50.5398
Triple Number Windward/Leeward Medium792.30.7573
Triple Number Windward/Leeward High675.40.8884
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1835.81245.7926.3761.2664.5615.3580.1525.4505.5
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance708.80.8465
Triple Number Coastal/Long Distance Low857.50.6997
Triple Number Coastal/Long Distance Medium645.20.9299
Triple Number Coastal/Long Distance High569.01.0545
Triple Number Windward/Leeward Low1111.50.5398
Triple Number Windward/Leeward Medium792.30.7573
Triple Number Windward/Leeward High675.40.8884
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1835.81245.7926.3761.2664.5615.3580.1525.4505.5
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low857.5
Triple Number Coastal/Long Distance Medium645.2
Triple Number Coastal/Long Distance High569.0
Triple Number Windward/Leeward Low1111.5
Triple Number Windward/Leeward Medium792.3
Triple Number Windward/Leeward High675.4
Predominantly Upwind690.4
Predominantly Downwind676.5
Predominantly Reaching640.6
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance708.80.8465
Triple Number Coastal/Long Distance Low857.50.6997
Triple Number Coastal/Long Distance Medium645.20.9299
Triple Number Coastal/Long Distance High569.01.0545
Triple Number Windward/Leeward Low1111.50.5398
Triple Number Windward/Leeward Medium792.30.7573
Triple Number Windward/Leeward High675.40.8884
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1835.81245.7926.3761.2664.5615.3580.1525.4505.5
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6997
Triple Number Coastal/Long Distance Medium0.9299
Triple Number Coastal/Long Distance High1.0545
Triple Number Windward/Leeward Low0.5398
Triple Number Windward/Leeward Medium0.7573
Triple Number Windward/Leeward High0.8884
Coastal/Long Distance0.8465
Predominantly Upwind0.8690
Predominantly Downwind0.8869
For information
General Purpose Handicap (GPH)733.9
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9236
Distanseseilas Trippeltall svak vind0.6997
Distanseseilas Trippeltall mellomvind0.9299
Distanseseilas Trippeltall sterk vind1.0545
Pølsebane Trippeltall svak vind0.5398
Pølsebane Trippeltall mellomvind0.7573
Pølsebane Trippeltall sterk vind0.8884
Motvind Singeltall0.8690
Medvind Singeltall0.8869
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low857.50.6997
Triple Number Coastal/Long Distance Medium645.20.9299
Triple Number Coastal/Long Distance High569.01.0545
Triple Number Windward/Leeward Low1111.50.5398
Triple Number Windward/Leeward Medium792.30.7573
Triple Number Windward/Leeward High675.40.8884
Coastal/Long Distance708.80.8465
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind690.40.8690
Predominantly Downwind676.50.8869
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore643.10.9330
Cape Doctor Coastal537.71.1158
Triple Number Coastal/Long Distance Low857.50.6997
Triple Number Coastal/Long Distance Medium645.20.9299
Triple Number Coastal/Long Distance High569.01.0545
Triple Number Windward/Leeward Low1111.50.5398
Triple Number Windward/Leeward Medium792.30.7573
Triple Number Windward/Leeward High675.40.8884
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6997
Triple Number Coastal/Long Distance Medium0.9299
Triple Number Coastal/Long Distance High1.0545
Triple Number Windward/Leeward Low0.5398
Triple Number Windward/Leeward Medium0.7573
Triple Number Windward/Leeward High0.8884
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.6997
Triple Number Coastal/Long Distance Medium0.9299
Triple Number Coastal/Long Distance High1.0545
Triple Number Windward/Leeward Low0.5398
Triple Number Windward/Leeward Medium0.7573
Triple Number Windward/Leeward High0.8884
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance708.80.8465
Triple Number Coastal/Long Distance Low857.50.6997
Triple Number Coastal/Long Distance Medium645.20.9299
Triple Number Coastal/Long Distance High569.01.0545
Triple Number Windward/Leeward Low1111.50.5398
Triple Number Windward/Leeward Medium792.30.7573
Triple Number Windward/Leeward High675.40.8884
Predominantly Upwind690.40.8690
Predominantly Downwind676.50.8869
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1835.81245.7926.3761.2664.5615.3580.1525.4505.5
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance708.80.8465
Triple Number Coastal/Long Distance Low857.50.6997
Triple Number Coastal/Long Distance Medium645.20.9299
Triple Number Coastal/Long Distance High569.01.0545
Triple Number Windward/Leeward Low1111.50.5398
Triple Number Windward/Leeward Medium792.30.7573
Triple Number Windward/Leeward High675.40.8884
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1835.81245.7926.3761.2664.5615.3580.1525.4505.5
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP676.80.8865 Predom. Dn High529.31.1335 5B AP M/H576.61.0405 TriNum AP Low857.50.6997 Predom. Rc Low932.60.6434 5B AP High550.31.0903 TriNum AP Med645.30.9298 Predom. Rc L/M696.80.8611 5B SF Bay Low1097.50.5467 TriNum AP High569.01.0545 Predom. Rc Med603.60.9940 5B SF Bay L/M891.20.6732 TriNum W/L Low1168.40.5135 Predom. Rc M/H550.11.0906 5B SF Bay Med749.10.8009 TriNum W/L Med792.30.7573 Predom. Rc High521.91.1495 5B SF Bay M/H671.60.8935 TriNum W/L Hig675.40.8884 5B W/L Low1321.00.4542 5B SF Bay High643.60.9322 Predom. Upwind720.80.8325 5B W/L L/M938.20.6395 ChiMac Up Low884.10.6786 Predom. Reaching652.10.9201 5B W/L Med775.60.7736 ChiMac Up Med792.30.7573 Predom. Downwind713.30.8412 5B W/L M/H685.20.8756 ChiMac Up High687.10.8732 Predom. Up Low1014.30.5915 5B W/L High653.70.9179 ChiMac Off Low926.20.6478 Predom. Up L/M762.50.7868 W/L 60-40 Low1307.00.4591 ChiMac Off Med804.80.7455 Predom. Up Med665.70.9013 W/L 60-40 L/M938.60.6393 ChiMac Off High662.90.9051 Predom. Up M/H618.40.9703 W/L 60-40 Med784.90.7644 ChiMac AP Low898.70.6676 Predom. Up High602.50.9959 W/L 60-40 M/H703.60.8528 ChiMac AP Med793.90.7557 Predom. Dn Low1097.00.5470 W/L 60-40 High678.00.8850 ChiMac AP High672.10.8927 Predom. Dn L/M781.50.7677 5B AP Low969.70.6188 BayMac Cove Island1043.70.5749 Predom. Dn Med648.50.9252 5B AP L/M740.60.8101 BayMac Shore1031.80.5815 Predom. Dn M/H568.91.0546 5B AP Med634.80.9452 Harvest Moon573.71.0458      SA/DSPL Up22.87SA/DSPL Dn22.87
ORC Ref  03440004ORM Issued on 06/05/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
Madam LarsenNOR 7213
Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassLARSEN 28MeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall8.823Maximum beam2.648Draft1.538Displacement2,716Wetted area16.01IMS L7.791LSM07.561Accomod. length8.606Sink (kg/mm) 12.28
VCGD-0.080VCGM-0.022 RM Rated (kg·m) 53.3Limit of positive stability(°) 113.7 Stability Index 114.1 BLR index 0.0000Default crew weight462 Declared crew weight 0
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.340PBWPIPA0.0036
EDL0.770ST10.070ST20.180
ST30.180ST40.110ST50.300
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysYesCheckstaysNoSpreaders1Rotating mastNo
P10.500IG9.600ISP9.600MDT10.100MDL10.130MDT20.090MDL20.090TL2.250MW0.130GO0.140
E3.700J3.380BAS1.130FSDFoilSFJ0.000SPL3.430WPLTPS0.000BD0.000MWT0.00MCG0.000
PY0.000MDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.080Flotation Date01/01/2015
SFFP0.510FFM1.000FF1.004LCFcl4.998SG1.0100
SAFP8.440FAM0.750FA0.753LCFsh5.166HBI0.883
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03440004ORM Issued on 06/05/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org
Non Spin/HSFClub Certificate2026
Madam LarsenNOR 7213
Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment5176-2004012412000.120.001.282.233.0022.4001/01/1753
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment5176-2004012412010.000.000.000.000.004.619.49NoNo 22.2701/01/1753
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length8.6 mTable area0.33 m²Headroom1.55 mMinimum number of berths3Personal gear stowage0.12 m³Fresh water capacity39 lMinimum number of seats in cockpit3Food stowage0.18 m³Fuel capacity22 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  03440004ORM Issued on 06/05/2026 Valid until 31/03/2027
VPP ver: 2026 1.00 | © ORC | www.orc.org