Club Certificate2026
STAMURA SAILOR PROJECTITA-3121SB3
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
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 Angles44.8°42.2°40.3°37.5°35.9°35.5°35.5°36.3°37.1°
Beat VMG2.203.093.724.134.364.444.484.494.47
52°3.404.635.385.756.016.156.246.346.39
60°3.624.845.525.896.206.396.516.666.74
75°3.774.965.616.036.426.766.977.267.44
90°3.885.275.936.306.576.917.367.998.43
110°3.975.366.116.757.267.688.098.959.98
120°3.865.256.016.707.448.168.7410.1311.70
135°3.454.805.676.306.977.858.9612.0913.97
150°2.884.105.095.756.306.857.6211.0914.59
Run VMG2.493.554.415.005.465.936.609.6112.63
Gybe Angles140.9°145.1°149.8°152.9°151.6°148.5°144.7°142.9°147.7°
APH ToD:620.6CDL: 6.244APH ToT: 0.9668CertNo:26/2
BOAT
ClassSB20DesignerCastroBuilderLaseAge dateSeries date08/2003Offset filelasb3.OD.offData file3121SB3
HULL
Length Overall6.141 mMaximum Beam2.148 mDraft1.510 mDisplacement696 kgDLR4.0491IMS DivisionSportboatDynamic Allowance0.000%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight300 kg(declared)Minimum weight170 kg ✱ when appliedCrew Arm Extension0.50 m
SAIL AREAS (m²)
MeasuredRatedMainsail16.9117.56Headsail Luffed8.868.86Headsail FlyingSymmetricAsymmetric44.5044.50 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail4.68Storm Jib2.87Heavy Weather Jib7.74
SAIL LIMITS
Headsails5
✱ Woven polyester sails
Spinnakers4
STABILITY
Righting Moment 15.0 kg·m Stability Index 100.6
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  03190004K7H Issued on 03/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
STAMURA SAILOR PROJECTITA-3121SB3
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
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 VMG1638.21165.8968.5871.4824.8810.5803.6802.5805.5
52°1058.0777.4668.6626.3599.0585.8577.1567.9563.1
60°994.5744.0651.6611.1580.3563.6553.1540.3534.0
75°955.8725.4641.7596.6560.4532.8516.7495.8483.8
90°928.1683.5607.1571.6548.1520.7489.4450.7426.9
110°907.1672.2589.2533.4495.9469.0444.8402.2360.9
120°932.9685.8598.9537.2483.9441.4411.7355.4307.8
135°1042.5749.2635.3571.5516.7458.6401.7297.7257.6
150°1251.7877.5706.9626.6571.9525.9472.7324.5246.8
Run VMG1445.31013.2816.3720.2659.4607.3545.8374.7285.0
Selected Courses
Windward / Leeward1541.81089.5892.4795.8742.1708.9674.7588.6545.2
All purpose1176.1847.7715.6649.3606.9576.5548.4491.6460.8
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward764.20.7851
All purpose620.60.9668
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low781.70.7676
Triple Number Coastal/Long Distance Medium622.50.9638
Triple Number Coastal/Long Distance High534.11.1233
Triple Number Windward/Leeward Low990.90.6055
Triple Number Windward/Leeward Medium764.20.7851
Triple Number Windward/Leeward High651.00.9217
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.00.8929
Triple Number Coastal/Long Distance Low781.70.7676
Triple Number Coastal/Long Distance Medium622.50.9638
Triple Number Coastal/Long Distance High534.11.1233
Triple Number Windward/Leeward Low990.90.6055
Triple Number Windward/Leeward Medium764.20.7851
Triple Number Windward/Leeward High651.00.9217
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1532.11081.9842.1723.4646.6598.4552.6464.2429.6
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.6723
Downwind "popa"0.8867
70% up, 30% down "Ilhabela"0.7249
30% up, 70% down "Ilhabela-inverso"0.8093
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low781.70.7676
Triple Number Coastal/Long Distance Medium622.50.9638
Triple Number Coastal/Long Distance High534.11.1233
Triple Number Windward/Leeward Low990.90.6055
Triple Number Windward/Leeward Medium764.20.7851
Triple Number Windward/Leeward High651.00.9217
Predominantly Upwind684.50.8766
Predominantly Downwind617.70.9714
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP638.70.9395 Predom. Rc High456.41.3146 5B SF Bay L/M828.10.7246 TriNum AP Low781.70.7676 Predom. Dn Low910.90.6587 5B SF Bay Med724.20.8285 TriNum AP Med622.60.9638 Predom. Dn L/M697.80.8598 5B SF Bay M/H649.20.9241 TriNum AP High534.11.1233 Predom. Dn Med604.10.9932 5B SF Bay High584.71.0262 TriNum W/L Low1036.40.5790 Predom. Dn M/H511.11.1739 5B AP Low855.70.7012 TriNum W/L Med764.20.7851 Predom. Dn High424.21.4144 5B AP L/M695.60.8625 TriNum W/L Hig651.00.9217 ChiMac Up Low849.00.7067 5B AP Med613.10.9787 Predom. Upwind707.90.8476 ChiMac Up Med771.00.7782 5B AP M/H548.51.0939 Predom. Reaching608.90.9855 ChiMac Up High676.60.8868 5B AP High496.11.2094 Predom. Downwind633.80.9467 ChiMac Off Low797.30.7525 5B W/L Low1153.30.5203 Predom. Up Low955.90.6277 ChiMac Off Med707.80.8477 5B W/L L/M865.20.6935 Predom. Up L/M745.60.8047 ChiMac Off High590.21.0165 5B W/L Med752.40.7974 Predom. Up Med666.80.8998 ChiMac AP Low819.60.7320 5B W/L M/H671.60.8934 Predom. Up M/H616.20.9738 ChiMac AP Med737.10.8140 5B W/L High596.01.0067 Predom. Up High583.41.0284 ChiMac AP High632.20.9491 W/L 60-40 Low1169.50.5130 Predom. Rc Low830.20.7227 BayMac Cove Island932.60.6434 W/L 60-40 L/M880.50.6814 Predom. Rc L/M655.40.9154 BayMac Shore926.60.6475 W/L 60-40 Med770.00.7792 Predom. Rc Med581.91.0311 Harvest Moon525.41.1421 W/L 60-40 M/H698.50.8590 Predom. Rc M/H512.01.1718 5B SF Bay Low984.70.6093 W/L 60-40 High637.40.9413      SA/DSPL Up32.88SA/DSPL Dn78.31
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.00.8929
Triple Number Coastal/Long Distance Low781.70.7676
Triple Number Coastal/Long Distance Medium622.50.9638
Triple Number Coastal/Long Distance High534.11.1233
Triple Number Windward/Leeward Low990.90.6055
Triple Number Windward/Leeward Medium764.20.7851
Triple Number Windward/Leeward High651.00.9217
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1532.11081.9842.1723.4646.6598.4552.6464.2429.6
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.00.8929
Triple Number Coastal/Long Distance Low781.70.7676
Triple Number Coastal/Long Distance Medium622.50.9638
Triple Number Coastal/Long Distance High534.11.1233
Triple Number Windward/Leeward Low990.90.6055
Triple Number Windward/Leeward Medium764.20.7851
Triple Number Windward/Leeward High651.00.9217
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1532.11081.9842.1723.4646.6598.4552.6464.2429.6
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance672.0
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1532.11081.9842.1723.4646.6598.4552.6464.2429.6
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low781.70.7676
Triple Number Coastal/Long Distance Medium622.50.9638
Triple Number Coastal/Long Distance High534.11.1233
Triple Number Windward/Leeward Low990.90.6055
Triple Number Windward/Leeward Medium764.20.7851
Triple Number Windward/Leeward High651.00.9217
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating672.00.8929
FinRating, kevyt tuuli1133.00.8826
FinRating, kova tuuli495.31.0095
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low781.70.7676
Triple Number Coastal/Long Distance Medium622.50.9638
Triple Number Coastal/Long Distance High534.11.1233
Triple Number Windward/Leeward Low990.90.6055
Triple Number Windward/Leeward Medium764.20.7851
Triple Number Windward/Leeward High651.00.9217
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.8929
Triple Number Coastal/Long Distance Low0.7676
Triple Number Coastal/Long Distance Medium0.9638
Triple Number Coastal/Long Distance High1.1233
Triple Number Windward/Leeward Low0.6055
Triple Number Windward/Leeward Medium0.7851
Triple Number Windward/Leeward High0.9217
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1532.11081.9842.1723.4646.6598.4552.6464.2429.6
For information
General Purpose Handicap (GPH)693.4
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.00.8929
Triple Number Coastal/Long Distance Low781.70.7676
Triple Number Coastal/Long Distance Medium622.50.9638
Triple Number Coastal/Long Distance High534.11.1233
Triple Number Windward/Leeward Low990.90.6055
Triple Number Windward/Leeward Medium764.20.7851
Triple Number Windward/Leeward High651.00.9217
Saronikos S All Purpose694.00.8646
Saronikos S Upwind814.20.7369
Saronikos S Downwind544.31.1023
Saronikos N All Purpose741.10.8096
Saronikos N Upwind847.60.7079
Saronikos N Downwind625.70.9590
Saronikos SW All Purpose694.60.8638
Saronikos SW Upwind832.60.7207
Saronikos SW Downwind558.11.0751
Saronikos NE All Purpose759.70.7898
Saronikos NE Upwind793.50.7562
Saronikos NE Downwind692.90.8659
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1532.11081.9842.1723.4646.6598.4552.6464.2429.6
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low781.70.7676
Triple Number Coastal/Long Distance Medium622.50.9638
Triple Number Coastal/Long Distance High534.11.1233
Triple Number Windward/Leeward Low990.90.6055
Triple Number Windward/Leeward Medium764.20.7851
Triple Number Windward/Leeward High651.00.9217
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose638.70.9395
5-Band All Purpose Low929.30.6456
5-Band All Purpose L/M719.80.8336
5-Band All Purpose Med634.80.9452
5-Band All Purpose M/H563.71.0643
5-Band All Purpose High504.51.1892
Single Number Predominant Upwind682.90.8787
Single Number Predominant Reaching593.81.0105
Single Number Predominant Downwind619.30.9689
5-Band 50-50 Windward/Leeward Low1153.30.5203
5-Band 50-50 Windward/Leeward L/M865.20.6935
5-Band 50-50 Windward/Leeward Med752.40.7974
5-Band 50-50 Windward/Leeward M/H671.60.8934
5-Band 50-50 Windward/Leeward High596.01.0067
5-Band 60-40 Windward/Leeward Low1169.50.5130
5-Band 60-40 Windward/Leeward L/M880.50.6814
5-Band 60-40 Windward/Leeward Med770.00.7792
5-Band 60-40 Windward/Leeward M/H698.50.8590
5-Band 60-40 Windward/Leeward High637.40.9413
Triple Number 50-50 Windward/Leeward Low1036.40.5790
Triple Number 50-50 Windward/Leeward Med764.30.7850
Triple Number 50-50 Windward/Leeward High651.00.9217
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward783.20.7661
Triple Number 60-40 Windward/Leeward Low1052.00.5703
Triple Number 60-40 Windward/Leeward Med781.20.7680
Triple Number 60-40 Windward/Leeward High681.70.8801
Triple Number All-Purpose Low843.20.7116
Triple Number All-Purpose Med644.70.9306
Triple Number All-Purpose High547.51.0959
Triple Number Predominant Upwind Low874.60.6861
Triple Number Predominant Upwind Med678.00.8849
Triple Number Predominant Upwind High618.50.9701
Triple Number Predominant Reaching Low763.60.7857
Triple Number Predominant Reaching Med602.20.9964
Triple Number Predominant Reaching High486.41.2334
Triple Number Predominant Downwind Low824.30.7279
Triple Number Predominant Downwind Med615.80.9743
Triple Number Predominant Downwind High471.61.2723
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.00.8929
Triple Number Coastal/Long Distance Low781.70.7676
Triple Number Coastal/Long Distance Medium622.50.9638
Triple Number Coastal/Long Distance High534.11.1233
Triple Number Windward/Leeward Low990.90.6055
Triple Number Windward/Leeward Medium764.20.7851
Triple Number Windward/Leeward High651.00.9217
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1532.11081.9842.1723.4646.6598.4552.6464.2429.6
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.00.8929
Triple Number Coastal/Long Distance Low781.70.7676
Triple Number Coastal/Long Distance Medium622.50.9638
Triple Number Coastal/Long Distance High534.11.1233
Triple Number Windward/Leeward Low990.90.6055
Triple Number Windward/Leeward Medium764.20.7851
Triple Number Windward/Leeward High651.00.9217
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1532.11081.9842.1723.4646.6598.4552.6464.2429.6
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low781.7
Triple Number Coastal/Long Distance Medium622.5
Triple Number Coastal/Long Distance High534.1
Triple Number Windward/Leeward Low990.9
Triple Number Windward/Leeward Medium764.2
Triple Number Windward/Leeward High651.0
Predominantly Upwind684.5
Predominantly Downwind617.7
Predominantly Reaching597.8
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.00.8929
Triple Number Coastal/Long Distance Low781.70.7676
Triple Number Coastal/Long Distance Medium622.50.9638
Triple Number Coastal/Long Distance High534.11.1233
Triple Number Windward/Leeward Low990.90.6055
Triple Number Windward/Leeward Medium764.20.7851
Triple Number Windward/Leeward High651.00.9217
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1532.11081.9842.1723.4646.6598.4552.6464.2429.6
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7676
Triple Number Coastal/Long Distance Medium0.9638
Triple Number Coastal/Long Distance High1.1233
Triple Number Windward/Leeward Low0.6055
Triple Number Windward/Leeward Medium0.7851
Triple Number Windward/Leeward High0.9217
Coastal/Long Distance0.8929
Predominantly Upwind0.8766
Predominantly Downwind0.9714
For information
General Purpose Handicap (GPH)693.4
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9668
Distanseseilas Trippeltall svak vind0.7676
Distanseseilas Trippeltall mellomvind0.9638
Distanseseilas Trippeltall sterk vind1.1233
Pølsebane Trippeltall svak vind0.6055
Pølsebane Trippeltall mellomvind0.7851
Pølsebane Trippeltall sterk vind0.9217
Motvind Singeltall0.8766
Medvind Singeltall0.9714
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low781.70.7676
Triple Number Coastal/Long Distance Medium622.50.9638
Triple Number Coastal/Long Distance High534.11.1233
Triple Number Windward/Leeward Low990.90.6055
Triple Number Windward/Leeward Medium764.20.7851
Triple Number Windward/Leeward High651.00.9217
Coastal/Long Distance672.00.8929
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind684.50.8766
Predominantly Downwind617.70.9714
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore558.31.0748
Cape Doctor Coastal470.01.2765
Triple Number Coastal/Long Distance Low781.70.7676
Triple Number Coastal/Long Distance Medium622.50.9638
Triple Number Coastal/Long Distance High534.11.1233
Triple Number Windward/Leeward Low990.90.6055
Triple Number Windward/Leeward Medium764.20.7851
Triple Number Windward/Leeward High651.00.9217
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7676
Triple Number Coastal/Long Distance Medium0.9638
Triple Number Coastal/Long Distance High1.1233
Triple Number Windward/Leeward Low0.6055
Triple Number Windward/Leeward Medium0.7851
Triple Number Windward/Leeward High0.9217
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7676
Triple Number Coastal/Long Distance Medium0.9638
Triple Number Coastal/Long Distance High1.1233
Triple Number Windward/Leeward Low0.6055
Triple Number Windward/Leeward Medium0.7851
Triple Number Windward/Leeward High0.9217
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.00.8929
Triple Number Coastal/Long Distance Low781.70.7676
Triple Number Coastal/Long Distance Medium622.50.9638
Triple Number Coastal/Long Distance High534.11.1233
Triple Number Windward/Leeward Low990.90.6055
Triple Number Windward/Leeward Medium764.20.7851
Triple Number Windward/Leeward High651.00.9217
Predominantly Upwind684.50.8766
Predominantly Downwind617.70.9714
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1532.11081.9842.1723.4646.6598.4552.6464.2429.6
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance672.00.8929
Triple Number Coastal/Long Distance Low781.70.7676
Triple Number Coastal/Long Distance Medium622.50.9638
Triple Number Coastal/Long Distance High534.11.1233
Triple Number Windward/Leeward Low990.90.6055
Triple Number Windward/Leeward Medium764.20.7851
Triple Number Windward/Leeward High651.00.9217
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1532.11081.9842.1723.4646.6598.4552.6464.2429.6
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP638.70.9395 Predom. Dn High424.21.4144 5B AP M/H548.51.0939 TriNum AP Low781.70.7676 Predom. Rc Low830.20.7227 5B AP High496.11.2094 TriNum AP Med622.60.9638 Predom. Rc L/M655.40.9154 5B SF Bay Low984.70.6093 TriNum AP High534.11.1233 Predom. Rc Med581.91.0311 5B SF Bay L/M828.10.7246 TriNum W/L Low1036.40.5790 Predom. Rc M/H512.01.1718 5B SF Bay Med724.20.8285 TriNum W/L Med764.20.7851 Predom. Rc High456.41.3146 5B SF Bay M/H649.20.9241 TriNum W/L Hig651.00.9217 5B W/L Low1153.30.5203 5B SF Bay High584.71.0262 Predom. Upwind707.90.8476 5B W/L L/M865.20.6935 ChiMac Up Low849.00.7067 Predom. Reaching608.90.9855 5B W/L Med752.40.7974 ChiMac Up Med771.00.7782 Predom. Downwind633.80.9467 5B W/L M/H671.60.8934 ChiMac Up High676.60.8868 Predom. Up Low955.90.6277 5B W/L High596.01.0067 ChiMac Off Low797.30.7525 Predom. Up L/M745.60.8047 W/L 60-40 Low1169.50.5130 ChiMac Off Med707.80.8477 Predom. Up Med666.80.8998 W/L 60-40 L/M880.50.6814 ChiMac Off High590.21.0165 Predom. Up M/H616.20.9738 W/L 60-40 Med770.00.7792 ChiMac AP Low819.60.7320 Predom. Up High583.41.0284 W/L 60-40 M/H698.50.8590 ChiMac AP Med737.10.8140 Predom. Dn Low910.90.6587 W/L 60-40 High637.40.9413 ChiMac AP High632.20.9491 Predom. Dn L/M697.80.8598 5B AP Low855.70.7012 BayMac Cove Island932.60.6434 Predom. Dn Med604.10.9932 5B AP L/M695.60.8625 BayMac Shore926.60.6475 Predom. Dn M/H511.11.1739 5B AP Med613.10.9787 Harvest Moon525.41.1421      SA/DSPL Up32.88SA/DSPL Dn78.31
ORC Ref  03190004K7H Issued on 03/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
STAMURA SAILOR PROJECTITA-3121SB3
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassSB20Measurement16/03/2012HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall6.141Maximum beam2.148Draft1.510Displacement696Wetted area8.18IMS L5.933LSM05.559Accomod. length6.141Sink (kg/mm) 6.26
VCGD-0.208VCGM-0.190 RM Rated (kg·m) 15.0Limit of positive stability(°) 109.7 Stability Index 100.6 BLR index 0.0000Default crew weight298 Declared crew weight 300
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingYesFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P8.040IG7.382ISP9.038MDT10.072MDL10.102MDT20.070MDL20.082TL1.400MW0.090GO0.145
E3.320J2.193BAS1.016FSDNo FoilSFJ0.096SPLWPLTPS4.080BD0.140MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.208Flotation Date11/11/2025
SFFP0.270FFM0.683FF0.683LCFcl3.389SG1.0250
SAFP6.071FAM0.490FA0.490LCFsh3.557HBI0.580
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  03190004K7H Issued on 03/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Club Certificate2026
STAMURA SAILOR PROJECTITA-3121SB3
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC0.230.811.432.322.9016.91* Copied from legacy *
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentA0.040.420.721.321.842.227.13NoNo 8.86
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentORC10.558.559.555.645.40104%44.50* Copied from legacy *
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
ORC Ref  03190004K7H Issued on 03/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org