Non Spin/HSFClub Certificate2025
IJsvogelNED 737
| Wind Velocity | 4 kt | 6 kt | 8 kt | 10 kt | 12 kt | 14 kt | 16 kt | 20 kt | 24 kt |
| Beat Angles | 44.0° | 44.0° | 42.2° | 41.0° | 40.5° | 40.4° | 40.5° | 41.0° | 42.2° |
| Beat VMG | 1.76 | 2.43 | 2.96 | 3.33 | 3.59 | 3.74 | 3.81 | 3.85 | 3.78 |
| 52° | 2.76 | 3.73 | 4.43 | 4.93 | 5.25 | 5.43 | 5.54 | 5.62 | 5.61 |
| 60° | 2.93 | 3.92 | 4.63 | 5.12 | 5.42 | 5.61 | 5.72 | 5.82 | 5.84 |
| 75° | 3.02 | 4.06 | 4.79 | 5.28 | 5.58 | 5.79 | 5.93 | 6.11 | 6.19 |
| 90° | 2.97 | 4.04 | 4.83 | 5.38 | 5.70 | 5.93 | 6.13 | 6.43 | 6.56 |
| 110° | 2.79 | 3.83 | 4.63 | 5.23 | 5.61 | 5.87 | 6.10 | 6.54 | 6.95 |
| 120° | 2.60 | 3.61 | 4.43 | 5.07 | 5.49 | 5.78 | 6.01 | 6.47 | 6.92 |
| 135° | 2.23 | 3.19 | 4.03 | 4.71 | 5.23 | 5.59 | 5.85 | 6.31 | 6.76 |
| 150° | 1.91 | 2.81 | 3.65 | 4.34 | 4.93 | 5.37 | 5.68 | 6.14 | 6.58 |
| Run VMG | 1.67 | 2.49 | 3.28 | 3.99 | 4.59 | 5.11 | 5.50 | 6.01 | 6.46 |
| Gybe Angles | 174.1° | 174.1° | 175.7° | 177.5° | 178.0° | 178.9° | 179.3° | 179.3° | 179.3° |
APH ToD:772.2CDL: 5.178APH ToT: 0.7770CertNo:
BOAT
ClassNORDIC FOLKBOATDesignerSunden TordBuilderFolkebadscentralenAge date01/1979Series date05/1941Offset fileG1746.offData fileNED737
HULL
Length Overall7.680 mMaximum Beam2.210 mDraft1.168 mDisplacement1,998 kgDLR10.5764IMS DivisionCruiser/RacerDynamic Allowance0.610%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight240 kg(declared)Minimum weight130 kg
✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS
(m²)
MeasuredRatedMainsail17.9018.39Headsail Luffed7.317.31Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS
(m²)
Trysail5.18Storm Jib2.12Heavy Weather Jib5.71
SAIL LIMITS
Headsails5
✱ Zero set flying
Spinnakers0✱ Spinnaker pole aboard
STABILITY
Righting MomentN/AStability IndexN/A
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.