Double HandedInternational Certificate2026
Silver Moon 3.0EST 771
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
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 Angles46.1°43.1°41.2°40.1°39.7°39.7°39.8°40.5°46.3°
Beat VMG2.233.193.894.344.574.674.724.704.47
52°3.494.855.786.426.746.856.926.956.86
60°3.745.126.046.696.977.107.177.237.19
75°3.935.326.246.877.217.437.567.727.75
90°4.035.556.556.937.267.587.858.218.38
110°4.155.786.867.427.768.048.308.688.95
120°4.045.686.827.457.988.398.749.469.99
135°3.575.116.337.167.758.369.0810.8212.12
150°2.964.315.456.467.167.688.219.7912.59
Run VMG2.563.734.725.606.226.667.118.4810.90
Gybe Angles139.9°143.2°147.4°148.3°152.3°152.2°151.0°144.5°145.0°
APH ToD:574.0CDL: 8.075APH ToT: 1.0454CertNo:
BOAT
ClassFirst 30DesignerSam ManuardBuilderBeteauAge date06/2025Series date04/2025Offset fileFIRST30-Maunard.offData fileEST771_First30
HULL
Length Overall9.336 mMaximum Beam2.984 mDraft2.045 mDisplacement3,125 kgDLR4.3234IMS DivisionCruiser/RacerDynamic Allowance0.190%Age Allowance0.033%RS Assessment-0.254%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.360m
CREW
Maximum weight200 kg(declared)Minimum weight120 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail27.4327.81Headsail Luffed25.5125.51Headsail FlyingSymmetricAsymmetric97.4697.46 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail8.45Storm Jib6.47Heavy Weather Jib17.46
SAIL LIMITS
Headsails5
✱ One set on the forestay
Spinnakers4
STABILITY
Righting Moment 68.5 kg·m Stability Index 118.8
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  03290004SDB Issued on 06/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedInternational Certificate2026
Silver Moon 3.0EST 771
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
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 VMG1617.31130.2925.7829.3787.1771.0763.3765.5804.9
52°1032.4742.1622.5560.8534.4525.5520.3517.6524.5
60°961.5703.2596.3538.2516.3507.2501.9497.8500.7
75°915.3676.8577.2523.8499.6484.8476.0466.3464.7
90°894.0648.4549.6519.6496.2475.0458.4438.4429.5
110°868.1623.1524.4484.9464.0447.6433.9414.5402.3
120°891.2633.6527.9483.5450.9429.3412.0380.6360.2
135°1008.7705.1569.0502.8464.5430.7396.3332.8297.1
150°1217.4836.0660.5557.1502.6469.0438.7367.9285.9
Run VMG1405.7965.3762.6643.3578.4540.5506.3424.8330.2
Selected Courses
Windward / Leeward1511.51047.8844.2736.3682.8655.8634.8595.1567.5
All purpose1144.9807.0662.5590.9554.6533.4516.6488.7473.5
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward713.30.8412
All purpose574.01.0454
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low734.80.8166
Triple Number Coastal/Long Distance Medium570.41.0519
Triple Number Coastal/Long Distance High510.31.1757
Triple Number Windward/Leeward Low945.90.6343
Triple Number Windward/Leeward Medium707.30.8483
Triple Number Windward/Leeward High625.20.9597
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance624.70.9605
Triple Number Coastal/Long Distance Low734.80.8166
Triple Number Coastal/Long Distance Medium570.41.0519
Triple Number Coastal/Long Distance High510.31.1757
Triple Number Windward/Leeward Low945.90.6343
Triple Number Windward/Leeward Medium707.30.8483
Triple Number Windward/Leeward High625.20.9597
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1501.01039.5792.1664.0593.0553.9520.6463.1443.2
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7033
Downwind "popa"0.9499
70% up, 30% down "Ilhabela"0.7627
30% up, 70% down "Ilhabela-inverso"0.8595
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low734.80.8166
Triple Number Coastal/Long Distance Medium570.41.0519
Triple Number Coastal/Long Distance High510.31.1757
Triple Number Windward/Leeward Low945.90.6343
Triple Number Windward/Leeward Medium707.30.8483
Triple Number Windward/Leeward High625.20.9597
Predominantly Upwind634.30.9460
Predominantly Downwind565.61.0608
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP596.11.0065 Predom. Rc High450.91.3307 5B SF Bay L/M776.50.7727 TriNum AP Low734.80.8166 Predom. Dn Low867.10.6920 5B SF Bay Med672.60.8920 TriNum AP Med570.51.0517 Predom. Dn L/M639.10.9388 5B SF Bay M/H616.60.9731 TriNum AP High510.31.1757 Predom. Dn Med547.21.0964 5B SF Bay High583.71.0279 TriNum W/L Low991.70.6050 Predom. Dn M/H484.31.2388 5B AP Low811.40.7395 TriNum W/L Med707.30.8483 Predom. Dn High434.91.3795 5B AP L/M642.60.9336 TriNum W/L Hig625.20.9597 ChiMac Up Low804.00.7462 5B AP Med562.91.0659 Predom. Upwind662.70.9054 ChiMac Up Med724.60.8280 5B AP M/H517.91.1585 Predom. Reaching565.51.0609 ChiMac Up High633.30.9474 5B AP High490.91.2222 Predom. Downwind589.41.0179 ChiMac Off Low745.30.8050 5B W/L Low1112.80.5392 Predom. Up Low918.00.6536 ChiMac Off Med657.50.9125 5B W/L L/M812.30.7386 Predom. Up L/M694.50.8639 ChiMac Off High551.01.0890 5B W/L Med696.60.8613 Predom. Up Med614.60.9762 ChiMac AP Low771.30.7779 5B W/L M/H635.70.9439 Predom. Up M/H576.11.0415 ChiMac AP Med688.90.8709 5B W/L High597.21.0046 Predom. Up High560.61.0703 ChiMac AP High591.11.0151 W/L 60-40 Low1130.40.5308 Predom. Rc Low788.80.7606 BayMac Cove Island889.30.6747 W/L 60-40 L/M830.10.7228 Predom. Rc L/M600.40.9994 BayMac Shore883.40.6792 W/L 60-40 Med717.50.8363 Predom. Rc Med529.51.1331 Harvest Moon492.91.2174 W/L 60-40 M/H661.90.9064 Predom. Rc M/H482.11.2447 5B SF Bay Low941.40.6373 W/L 60-40 High632.20.9491      SA/DSPL Up24.68SA/DSPL Dn58.21
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance624.70.9605
Triple Number Coastal/Long Distance Low734.80.8166
Triple Number Coastal/Long Distance Medium570.41.0519
Triple Number Coastal/Long Distance High510.31.1757
Triple Number Windward/Leeward Low945.90.6343
Triple Number Windward/Leeward Medium707.30.8483
Triple Number Windward/Leeward High625.20.9597
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1501.01039.5792.1664.0593.0553.9520.6463.1443.2
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance624.70.9605
Triple Number Coastal/Long Distance Low734.80.8166
Triple Number Coastal/Long Distance Medium570.41.0519
Triple Number Coastal/Long Distance High510.31.1757
Triple Number Windward/Leeward Low945.90.6343
Triple Number Windward/Leeward Medium707.30.8483
Triple Number Windward/Leeward High625.20.9597
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1501.01039.5792.1664.0593.0553.9520.6463.1443.2
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance624.7
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1501.01039.5792.1664.0593.0553.9520.6463.1443.2
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low734.80.8166
Triple Number Coastal/Long Distance Medium570.41.0519
Triple Number Coastal/Long Distance High510.31.1757
Triple Number Windward/Leeward Low945.90.6343
Triple Number Windward/Leeward Medium707.30.8483
Triple Number Windward/Leeward High625.20.9597
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating624.70.9605
FinRating, kevyt tuuli1093.00.9149
FinRating, kova tuuli492.31.0157
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low734.80.8166
Triple Number Coastal/Long Distance Medium570.41.0519
Triple Number Coastal/Long Distance High510.31.1757
Triple Number Windward/Leeward Low945.90.6343
Triple Number Windward/Leeward Medium707.30.8483
Triple Number Windward/Leeward High625.20.9597
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9605
Triple Number Coastal/Long Distance Low0.8166
Triple Number Coastal/Long Distance Medium1.0519
Triple Number Coastal/Long Distance High1.1757
Triple Number Windward/Leeward Low0.6343
Triple Number Windward/Leeward Medium0.8483
Triple Number Windward/Leeward High0.9597
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1501.01039.5792.1664.0593.0553.9520.6463.1443.2
For information
General Purpose Handicap (GPH)643.6
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance624.70.9605
Triple Number Coastal/Long Distance Low734.80.8166
Triple Number Coastal/Long Distance Medium570.41.0519
Triple Number Coastal/Long Distance High510.31.1757
Triple Number Windward/Leeward Low945.90.6343
Triple Number Windward/Leeward Medium707.30.8483
Triple Number Windward/Leeward High625.20.9597
Saronikos S All Purpose659.60.9096
Saronikos S Upwind768.70.7805
Saronikos S Downwind519.51.1550
Saronikos N All Purpose697.60.8601
Saronikos N Upwind806.80.7437
Saronikos N Downwind575.11.0433
Saronikos SW All Purpose661.30.9073
Saronikos SW Upwind788.10.7613
Saronikos SW Downwind528.01.1363
Saronikos NE All Purpose716.90.8369
Saronikos NE Upwind751.70.7982
Saronikos NE Downwind646.60.9279
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1501.01039.5792.1664.0593.0553.9520.6463.1443.2
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low734.80.8166
Triple Number Coastal/Long Distance Medium570.41.0519
Triple Number Coastal/Long Distance High510.31.1757
Triple Number Windward/Leeward Low945.90.6343
Triple Number Windward/Leeward Medium707.30.8483
Triple Number Windward/Leeward High625.20.9597
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose596.11.0065
5-Band All Purpose Low888.50.6753
5-Band All Purpose L/M665.20.9020
5-Band All Purpose Med580.51.0335
5-Band All Purpose M/H530.31.1314
5-Band All Purpose High498.31.2040
Single Number Predominant Upwind633.20.9475
Single Number Predominant Reaching543.61.1037
Single Number Predominant Downwind566.51.0592
5-Band 50-50 Windward/Leeward Low1112.80.5392
5-Band 50-50 Windward/Leeward L/M812.30.7386
5-Band 50-50 Windward/Leeward Med696.60.8613
5-Band 50-50 Windward/Leeward M/H635.70.9439
5-Band 50-50 Windward/Leeward High597.21.0046
5-Band 60-40 Windward/Leeward Low1130.40.5308
5-Band 60-40 Windward/Leeward L/M830.10.7228
5-Band 60-40 Windward/Leeward Med717.50.8363
5-Band 60-40 Windward/Leeward M/H661.90.9064
5-Band 60-40 Windward/Leeward High632.20.9491
Triple Number 50-50 Windward/Leeward Low991.70.6050
Triple Number 50-50 Windward/Leeward Med707.40.8482
Triple Number 50-50 Windward/Leeward High625.20.9597
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward734.60.8168
Triple Number 60-40 Windward/Leeward Low1008.80.5947
Triple Number 60-40 Windward/Leeward Med727.70.8245
Triple Number 60-40 Windward/Leeward High653.40.9183
Triple Number All-Purpose Low797.50.7523
Triple Number All-Purpose Med588.81.0190
Triple Number All-Purpose High521.41.1507
Triple Number Predominant Upwind Low831.80.7213
Triple Number Predominant Upwind Med624.40.9609
Triple Number Predominant Upwind High580.41.0338
Triple Number Predominant Reaching Low716.90.8369
Triple Number Predominant Reaching Med547.31.0964
Triple Number Predominant Reaching High463.01.2958
Triple Number Predominant Downwind Low775.40.7738
Triple Number Predominant Downwind Med555.61.0799
Triple Number Predominant Downwind High457.31.3121
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance624.70.9605
Triple Number Coastal/Long Distance Low734.80.8166
Triple Number Coastal/Long Distance Medium570.41.0519
Triple Number Coastal/Long Distance High510.31.1757
Triple Number Windward/Leeward Low945.90.6343
Triple Number Windward/Leeward Medium707.30.8483
Triple Number Windward/Leeward High625.20.9597
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1501.01039.5792.1664.0593.0553.9520.6463.1443.2
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance624.70.9605
Triple Number Coastal/Long Distance Low734.80.8166
Triple Number Coastal/Long Distance Medium570.41.0519
Triple Number Coastal/Long Distance High510.31.1757
Triple Number Windward/Leeward Low945.90.6343
Triple Number Windward/Leeward Medium707.30.8483
Triple Number Windward/Leeward High625.20.9597
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1501.01039.5792.1664.0593.0553.9520.6463.1443.2
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low734.8
Triple Number Coastal/Long Distance Medium570.4
Triple Number Coastal/Long Distance High510.3
Triple Number Windward/Leeward Low945.9
Triple Number Windward/Leeward Medium707.3
Triple Number Windward/Leeward High625.2
Predominantly Upwind634.3
Predominantly Downwind565.6
Predominantly Reaching547.7
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance624.70.9605
Triple Number Coastal/Long Distance Low734.80.8166
Triple Number Coastal/Long Distance Medium570.41.0519
Triple Number Coastal/Long Distance High510.31.1757
Triple Number Windward/Leeward Low945.90.6343
Triple Number Windward/Leeward Medium707.30.8483
Triple Number Windward/Leeward High625.20.9597
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1501.01039.5792.1664.0593.0553.9520.6463.1443.2
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8166
Triple Number Coastal/Long Distance Medium1.0519
Triple Number Coastal/Long Distance High1.1757
Triple Number Windward/Leeward Low0.6343
Triple Number Windward/Leeward Medium0.8483
Triple Number Windward/Leeward High0.9597
Coastal/Long Distance0.9605
Predominantly Upwind0.9460
Predominantly Downwind1.0608
For information
General Purpose Handicap (GPH)643.6
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.0454
Distanseseilas Trippeltall svak vind0.8166
Distanseseilas Trippeltall mellomvind1.0519
Distanseseilas Trippeltall sterk vind1.1757
Pølsebane Trippeltall svak vind0.6343
Pølsebane Trippeltall mellomvind0.8483
Pølsebane Trippeltall sterk vind0.9597
Motvind Singeltall0.9460
Medvind Singeltall1.0608
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low734.80.8166
Triple Number Coastal/Long Distance Medium570.41.0519
Triple Number Coastal/Long Distance High510.31.1757
Triple Number Windward/Leeward Low945.90.6343
Triple Number Windward/Leeward Medium707.30.8483
Triple Number Windward/Leeward High625.20.9597
Coastal/Long Distance624.70.9605
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind634.30.9460
Predominantly Downwind565.61.0608
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore575.81.0420
Cape Doctor Coastal478.01.2551
Triple Number Coastal/Long Distance Low734.80.8166
Triple Number Coastal/Long Distance Medium570.41.0519
Triple Number Coastal/Long Distance High510.31.1757
Triple Number Windward/Leeward Low945.90.6343
Triple Number Windward/Leeward Medium707.30.8483
Triple Number Windward/Leeward High625.20.9597
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8166
Triple Number Coastal/Long Distance Medium1.0519
Triple Number Coastal/Long Distance High1.1757
Triple Number Windward/Leeward Low0.6343
Triple Number Windward/Leeward Medium0.8483
Triple Number Windward/Leeward High0.9597
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8166
Triple Number Coastal/Long Distance Medium1.0519
Triple Number Coastal/Long Distance High1.1757
Triple Number Windward/Leeward Low0.6343
Triple Number Windward/Leeward Medium0.8483
Triple Number Windward/Leeward High0.9597
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance624.70.9605
Triple Number Coastal/Long Distance Low734.80.8166
Triple Number Coastal/Long Distance Medium570.41.0519
Triple Number Coastal/Long Distance High510.31.1757
Triple Number Windward/Leeward Low945.90.6343
Triple Number Windward/Leeward Medium707.30.8483
Triple Number Windward/Leeward High625.20.9597
Predominantly Upwind634.30.9460
Predominantly Downwind565.61.0608
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1501.01039.5792.1664.0593.0553.9520.6463.1443.2
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance624.70.9605
Triple Number Coastal/Long Distance Low734.80.8166
Triple Number Coastal/Long Distance Medium570.41.0519
Triple Number Coastal/Long Distance High510.31.1757
Triple Number Windward/Leeward Low945.90.6343
Triple Number Windward/Leeward Medium707.30.8483
Triple Number Windward/Leeward High625.20.9597
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1501.01039.5792.1664.0593.0553.9520.6463.1443.2
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP596.11.0065 Predom. Dn High434.91.3795 5B AP M/H517.91.1585 TriNum AP Low734.80.8166 Predom. Rc Low788.80.7606 5B AP High490.91.2222 TriNum AP Med570.51.0517 Predom. Rc L/M600.40.9994 5B SF Bay Low941.40.6373 TriNum AP High510.31.1757 Predom. Rc Med529.51.1331 5B SF Bay L/M776.50.7727 TriNum W/L Low991.70.6050 Predom. Rc M/H482.11.2447 5B SF Bay Med672.60.8920 TriNum W/L Med707.30.8483 Predom. Rc High450.91.3307 5B SF Bay M/H616.60.9731 TriNum W/L Hig625.20.9597 5B W/L Low1112.80.5392 5B SF Bay High583.71.0279 Predom. Upwind662.70.9054 5B W/L L/M812.30.7386 ChiMac Up Low804.00.7462 Predom. Reaching565.51.0609 5B W/L Med696.60.8613 ChiMac Up Med724.60.8280 Predom. Downwind589.41.0179 5B W/L M/H635.70.9439 ChiMac Up High633.30.9474 Predom. Up Low918.00.6536 5B W/L High597.21.0046 ChiMac Off Low745.30.8050 Predom. Up L/M694.50.8639 W/L 60-40 Low1130.40.5308 ChiMac Off Med657.50.9125 Predom. Up Med614.60.9762 W/L 60-40 L/M830.10.7228 ChiMac Off High551.01.0890 Predom. Up M/H576.11.0415 W/L 60-40 Med717.50.8363 ChiMac AP Low771.30.7779 Predom. Up High560.61.0703 W/L 60-40 M/H661.90.9064 ChiMac AP Med688.90.8709 Predom. Dn Low867.10.6920 W/L 60-40 High632.20.9491 ChiMac AP High591.11.0151 Predom. Dn L/M639.10.9388 5B AP Low811.40.7395 BayMac Cove Island889.30.6747 Predom. Dn Med547.21.0964 5B AP L/M642.60.9336 BayMac Shore883.40.6792 Predom. Dn M/H484.31.2388 5B AP Med562.91.0659 Harvest Moon492.91.2174      SA/DSPL Up24.68SA/DSPL Dn58.21
ORC Ref  03290004SDB Issued on 06/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedInternational Certificate2026
Silver Moon 3.0EST 771
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassFirst 30Measurement24/07/2025HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall9.336Maximum beam2.984Draft2.045Displacement3,125Wetted area20.34IMS L8.953LSM08.973Accomod. length9.336Sink (kg/mm) 15.55
VCGD0.004VCGM0.012 RM Rated (kg·m) 68.5Limit of positive stability(°) 120.7 Stability Index 118.8 BLR index 0.0000Default crew weight170 Declared crew weight 200
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.360PBWPIPA0.0067
PSD0.024PHD0.068PHL0.130
PSA26.0°ESL1.170
ST10.020ST20.072ST30.088
ST40.050ST50.202
RIG
BackstayAdjustableForestayAdjustableInner forestayNot installedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P11.950IG11.370ISP13.460MDT10.105MDL10.160MDT20.074MDL20.112TL0.400MW0.160GO0.160
E4.040J4.330BAS1.460FSD0.021SFJSPLWPLTPS5.290BDMWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date24/07/2025MeasurerESTCommentPirita
SFFP0.460FFM1.159FF1.164LCFcl5.271SG1.0000
SAFP9.270FAM0.851FA0.860LCFsh5.467HBI1.114
W164.9W264.9W364.9W464.9LCFD6.030
PD1285.7PD2284.6PD3286.6PD4287.8
WD3.860PLM9000.00GSA1.0RSA1.0RM68.9
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG1Plastic tank at bowWater10002.802Right aft.Fuel40307.30Total deductible257.30
OTHER ITEMSIdKindDescriptionWeightLCGVCG2Battery100ah left aft cabin7.003Battery60ah at Engine room6.301Engine (IC)YanmarTotal deductible
ORC Ref  03290004SDB Issued on 06/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedInternational Certificate2026
Silver Moon 3.0EST 771
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment10.150.791.412.453.2227.4324/07/2025
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment10.070.561.072.113.174.1312.11NoNo 25.5124/07/2025
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateComment115.1812.9414.068.417.95106%97.4624/07/2025
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length9.3 mTable area0.44 m²Headroom1.65 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity66 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity36 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  03290004SDB Issued on 06/06/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org