Double HandedClub Certificate2026
XperiumFIN-20037
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 Angles46.5°43.1°41.5°40.6°40.3°40.4°40.4°41.1°43.6°
Beat VMG2.573.624.314.664.804.864.894.864.59
52°4.055.496.426.857.027.107.147.167.00
60°4.365.786.697.117.277.357.407.457.38
75°4.595.986.877.327.547.667.747.857.88
90°4.485.896.827.347.657.888.048.248.37
110°4.095.696.827.437.787.978.158.468.80
120°3.955.536.677.367.798.158.438.818.94
135°3.444.966.157.027.567.978.389.2710.08
150°2.854.205.376.367.107.597.998.849.88
Run VMG2.473.644.655.526.276.887.358.118.91
Gybe Angles139.4°144.9°149.4°153.0°158.5°165.5°171.8°176.3°171.4°
APH ToD:558.2CDL: 8.990APH ToT: 1.0749CertNo:
BOAT
ClassX-37DesignerNiels JeppesenBuilderX-YachtsAge date01/2005Series date05/2004Offset fileX-37.offData fileL20037C
HULL
Length Overall11.345 mMaximum Beam3.470 mDraft2.022 mDisplacement6,656 kgDLR6.9268IMS DivisionCruiser/RacerDynamic Allowance0.090%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.405m
CREW
Maximum weight180 kg(declared)Minimum weight120 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail42.3543.09Headsail Luffed40.9840.98Headsail FlyingSymmetric94.1694.16Asymmetric
STORM SAIL AREAS Maximum (m²)
Trysail12.75Storm Jib12.12Heavy Weather Jib32.73
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting Moment 142.1 kg·m Stability Index 123.9
COMMENTS
previously Sigmund-X
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  04140004O68 Issued on 03/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
XperiumFIN-20037
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 VMG1399.3995.5835.2772.7750.1741.1736.5741.4784.0
52°889.3655.2560.4525.2513.1507.4503.9502.5514.1
60°826.6623.1538.3506.3495.1489.7486.2483.5487.9
75°784.0601.6524.3491.9477.2470.0464.9458.6456.8
90°803.6610.9528.0490.3470.3457.1447.9436.7429.9
110°879.3632.7528.1484.5463.0451.5441.8425.4409.1
120°911.3651.1539.6489.0462.0441.7427.2408.4402.8
135°1046.9725.3584.9512.9476.4451.7429.5388.4357.1
150°1264.1856.7670.6566.2506.9474.3450.7407.3364.4
Run VMG1459.7989.2774.4651.7574.5523.4489.5443.8404.0
Selected Courses
Windward / Leeward1429.5992.4804.8712.2662.3632.2613.0592.6594.0
All purpose1074.3764.6632.9571.5540.5522.6510.2494.0490.7
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward688.60.8713
All purpose558.21.0749
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low698.70.8587
Triple Number Coastal/Long Distance Medium554.01.0830
Triple Number Coastal/Long Distance High507.21.1829
Triple Number Windward/Leeward Low898.60.6677
Triple Number Windward/Leeward Medium683.30.8781
Triple Number Windward/Leeward High610.10.9834
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance606.80.9889
Triple Number Coastal/Long Distance Low698.70.8587
Triple Number Coastal/Long Distance Medium554.01.0830
Triple Number Coastal/Long Distance High507.21.1829
Triple Number Windward/Leeward Low898.60.6677
Triple Number Windward/Leeward Medium683.30.8781
Triple Number Windward/Leeward High610.10.9834
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1432.5992.1757.6642.6577.8542.0513.7469.6463.9
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7537
Downwind "popa"0.9446
70% up, 30% down "Ilhabela"0.8023
30% up, 70% down "Ilhabela-inverso"0.8779
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low698.70.8587
Triple Number Coastal/Long Distance Medium554.01.0830
Triple Number Coastal/Long Distance High507.21.1829
Triple Number Windward/Leeward Low898.60.6677
Triple Number Windward/Leeward Medium683.30.8781
Triple Number Windward/Leeward High610.10.9834
Predominantly Upwind605.60.9908
Predominantly Downwind559.81.0718
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP580.81.0330 Predom. Rc High461.71.2995 5B SF Bay L/M742.60.8080 TriNum AP Low698.70.8587 Predom. Dn Low855.20.7016 5B SF Bay Med652.10.9201 TriNum AP Med554.11.0829 Predom. Dn L/M631.20.9506 5B SF Bay M/H604.40.9927 TriNum AP High507.21.1829 Predom. Dn Med541.31.1084 5B SF Bay High586.71.0227 TriNum W/L Low942.40.6367 Predom. Dn M/H486.71.2329 5B AP Low775.80.7734 TriNum W/L Med683.30.8781 Predom. Dn High455.91.3160 5B AP L/M617.00.9725 TriNum W/L Hig610.10.9834 ChiMac Up Low744.30.8061 5B AP Med547.81.0953 Predom. Upwind630.40.9517 ChiMac Up Med680.40.8818 5B AP M/H512.11.1716 Predom. Reaching551.51.0879 ChiMac Up High607.20.9882 5B AP High496.31.2090 Predom. Downwind586.41.0233 ChiMac Off Low735.50.8157 5B W/L Low1054.70.5689 Predom. Up Low837.40.7165 ChiMac Off Med650.60.9222 5B W/L L/M778.70.7705 Predom. Up L/M650.90.9218 ChiMac Off High550.71.0896 5B W/L Med673.30.8911 Predom. Up Med589.91.0172 ChiMac AP Low736.00.8152 5B W/L M/H617.00.9725 Predom. Up M/H562.61.0665 ChiMac AP Med662.70.9054 5B W/L High596.41.0061 Predom. Up High555.11.0810 ChiMac AP High577.21.0395 W/L 60-40 Low1055.10.5687 Predom. Rc Low751.30.7986 BayMac Cove Island847.80.7077 W/L 60-40 L/M787.80.7616 Predom. Rc L/M579.41.0355 BayMac Shore840.10.7142 W/L 60-40 Med690.30.8692 Predom. Rc Med516.41.1619 Harvest Moon487.61.2305 W/L 60-40 M/H641.40.9354 Predom. Rc M/H480.91.2477 5B SF Bay Low887.50.6761 W/L 60-40 High626.70.9575      SA/DSPL Up23.40SA/DSPL Dn38.34
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance606.80.9889
Triple Number Coastal/Long Distance Low698.70.8587
Triple Number Coastal/Long Distance Medium554.01.0830
Triple Number Coastal/Long Distance High507.21.1829
Triple Number Windward/Leeward Low898.60.6677
Triple Number Windward/Leeward Medium683.30.8781
Triple Number Windward/Leeward High610.10.9834
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1432.5992.1757.6642.6577.8542.0513.7469.6463.9
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance606.80.9889
Triple Number Coastal/Long Distance Low698.70.8587
Triple Number Coastal/Long Distance Medium554.01.0830
Triple Number Coastal/Long Distance High507.21.1829
Triple Number Windward/Leeward Low898.60.6677
Triple Number Windward/Leeward Medium683.30.8781
Triple Number Windward/Leeward High610.10.9834
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1432.5992.1757.6642.6577.8542.0513.7469.6463.9
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance606.8
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1432.5992.1757.6642.6577.8542.0513.7469.6463.9
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low698.70.8587
Triple Number Coastal/Long Distance Medium554.01.0830
Triple Number Coastal/Long Distance High507.21.1829
Triple Number Windward/Leeward Low898.60.6677
Triple Number Windward/Leeward Medium683.30.8781
Triple Number Windward/Leeward High610.10.9834
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating606.80.9889
FinRating, kevyt tuuli1038.70.9627
FinRating, kova tuuli500.50.9991
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low698.70.8587
Triple Number Coastal/Long Distance Medium554.01.0830
Triple Number Coastal/Long Distance High507.21.1829
Triple Number Windward/Leeward Low898.60.6677
Triple Number Windward/Leeward Medium683.30.8781
Triple Number Windward/Leeward High610.10.9834
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9889
Triple Number Coastal/Long Distance Low0.8587
Triple Number Coastal/Long Distance Medium1.0830
Triple Number Coastal/Long Distance High1.1829
Triple Number Windward/Leeward Low0.6677
Triple Number Windward/Leeward Medium0.8781
Triple Number Windward/Leeward High0.9834
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1432.5992.1757.6642.6577.8542.0513.7469.6463.9
For information
General Purpose Handicap (GPH)622.3
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance606.80.9889
Triple Number Coastal/Long Distance Low698.70.8587
Triple Number Coastal/Long Distance Medium554.01.0830
Triple Number Coastal/Long Distance High507.21.1829
Triple Number Windward/Leeward Low898.60.6677
Triple Number Windward/Leeward Medium683.30.8781
Triple Number Windward/Leeward High610.10.9834
Saronikos S All Purpose630.00.9524
Saronikos S Upwind707.30.8483
Saronikos S Downwind534.91.1216
Saronikos N All Purpose666.80.8999
Saronikos N Upwind738.50.8125
Saronikos N Downwind585.01.0257
Saronikos SW All Purpose630.70.9513
Saronikos SW Upwind716.90.8370
Saronikos SW Downwind545.31.1004
Saronikos NE All Purpose687.90.8722
Saronikos NE Upwind689.60.8701
Saronikos NE Downwind660.00.9091
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1432.5992.1757.6642.6577.8542.0513.7469.6463.9
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low698.70.8587
Triple Number Coastal/Long Distance Medium554.01.0830
Triple Number Coastal/Long Distance High507.21.1829
Triple Number Windward/Leeward Low898.60.6677
Triple Number Windward/Leeward Medium683.30.8781
Triple Number Windward/Leeward High610.10.9834
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose580.81.0330
5-Band All Purpose Low841.70.7129
5-Band All Purpose L/M639.00.9390
5-Band All Purpose Med564.31.0633
5-Band All Purpose M/H523.71.1456
5-Band All Purpose High505.01.1881
Single Number Predominant Upwind603.90.9935
Single Number Predominant Reaching530.31.1314
Single Number Predominant Downwind561.01.0695
5-Band 50-50 Windward/Leeward Low1054.70.5689
5-Band 50-50 Windward/Leeward L/M778.70.7705
5-Band 50-50 Windward/Leeward Med673.30.8911
5-Band 50-50 Windward/Leeward M/H617.00.9725
5-Band 50-50 Windward/Leeward High596.41.0061
5-Band 60-40 Windward/Leeward Low1055.10.5687
5-Band 60-40 Windward/Leeward L/M787.80.7616
5-Band 60-40 Windward/Leeward Med690.30.8692
5-Band 60-40 Windward/Leeward M/H641.40.9354
5-Band 60-40 Windward/Leeward High626.70.9575
Triple Number 50-50 Windward/Leeward Low942.40.6367
Triple Number 50-50 Windward/Leeward Med683.40.8780
Triple Number 50-50 Windward/Leeward High610.10.9834
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward705.20.8508
Triple Number 60-40 Windward/Leeward Low945.40.6346
Triple Number 60-40 Windward/Leeward Med699.20.8581
Triple Number 60-40 Windward/Leeward High636.00.9434
Triple Number All-Purpose Low758.70.7908
Triple Number All-Purpose Med571.31.0503
Triple Number All-Purpose High518.01.1582
Triple Number Predominant Upwind Low767.10.7821
Triple Number Predominant Upwind Med597.21.0047
Triple Number Predominant Upwind High566.81.0586
Triple Number Predominant Reaching Low685.00.8759
Triple Number Predominant Reaching Med531.51.1290
Triple Number Predominant Reaching High466.21.2871
Triple Number Predominant Downwind Low763.30.7860
Triple Number Predominant Downwind Med550.21.0906
Triple Number Predominant Downwind High466.51.2863
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance606.80.9889
Triple Number Coastal/Long Distance Low698.70.8587
Triple Number Coastal/Long Distance Medium554.01.0830
Triple Number Coastal/Long Distance High507.21.1829
Triple Number Windward/Leeward Low898.60.6677
Triple Number Windward/Leeward Medium683.30.8781
Triple Number Windward/Leeward High610.10.9834
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1432.5992.1757.6642.6577.8542.0513.7469.6463.9
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance606.80.9889
Triple Number Coastal/Long Distance Low698.70.8587
Triple Number Coastal/Long Distance Medium554.01.0830
Triple Number Coastal/Long Distance High507.21.1829
Triple Number Windward/Leeward Low898.60.6677
Triple Number Windward/Leeward Medium683.30.8781
Triple Number Windward/Leeward High610.10.9834
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1432.5992.1757.6642.6577.8542.0513.7469.6463.9
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low698.7
Triple Number Coastal/Long Distance Medium554.0
Triple Number Coastal/Long Distance High507.2
Triple Number Windward/Leeward Low898.6
Triple Number Windward/Leeward Medium683.3
Triple Number Windward/Leeward High610.1
Predominantly Upwind605.6
Predominantly Downwind559.8
Predominantly Reaching537.8
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance606.80.9889
Triple Number Coastal/Long Distance Low698.70.8587
Triple Number Coastal/Long Distance Medium554.01.0830
Triple Number Coastal/Long Distance High507.21.1829
Triple Number Windward/Leeward Low898.60.6677
Triple Number Windward/Leeward Medium683.30.8781
Triple Number Windward/Leeward High610.10.9834
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1432.5992.1757.6642.6577.8542.0513.7469.6463.9
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8587
Triple Number Coastal/Long Distance Medium1.0830
Triple Number Coastal/Long Distance High1.1829
Triple Number Windward/Leeward Low0.6677
Triple Number Windward/Leeward Medium0.8781
Triple Number Windward/Leeward High0.9834
Coastal/Long Distance0.9889
Predominantly Upwind0.9908
Predominantly Downwind1.0718
For information
General Purpose Handicap (GPH)622.3
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.0749
Distanseseilas Trippeltall svak vind0.8587
Distanseseilas Trippeltall mellomvind1.0830
Distanseseilas Trippeltall sterk vind1.1829
Pølsebane Trippeltall svak vind0.6677
Pølsebane Trippeltall mellomvind0.8781
Pølsebane Trippeltall sterk vind0.9834
Motvind Singeltall0.9908
Medvind Singeltall1.0718
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low698.70.8587
Triple Number Coastal/Long Distance Medium554.01.0830
Triple Number Coastal/Long Distance High507.21.1829
Triple Number Windward/Leeward Low898.60.6677
Triple Number Windward/Leeward Medium683.30.8781
Triple Number Windward/Leeward High610.10.9834
Coastal/Long Distance606.80.9889
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind605.60.9908
Predominantly Downwind559.81.0718
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore593.61.0108
Cape Doctor Coastal491.71.2202
Triple Number Coastal/Long Distance Low698.70.8587
Triple Number Coastal/Long Distance Medium554.01.0830
Triple Number Coastal/Long Distance High507.21.1829
Triple Number Windward/Leeward Low898.60.6677
Triple Number Windward/Leeward Medium683.30.8781
Triple Number Windward/Leeward High610.10.9834
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8587
Triple Number Coastal/Long Distance Medium1.0830
Triple Number Coastal/Long Distance High1.1829
Triple Number Windward/Leeward Low0.6677
Triple Number Windward/Leeward Medium0.8781
Triple Number Windward/Leeward High0.9834
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8587
Triple Number Coastal/Long Distance Medium1.0830
Triple Number Coastal/Long Distance High1.1829
Triple Number Windward/Leeward Low0.6677
Triple Number Windward/Leeward Medium0.8781
Triple Number Windward/Leeward High0.9834
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance606.80.9889
Triple Number Coastal/Long Distance Low698.70.8587
Triple Number Coastal/Long Distance Medium554.01.0830
Triple Number Coastal/Long Distance High507.21.1829
Triple Number Windward/Leeward Low898.60.6677
Triple Number Windward/Leeward Medium683.30.8781
Triple Number Windward/Leeward High610.10.9834
Predominantly Upwind605.60.9908
Predominantly Downwind559.81.0718
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1432.5992.1757.6642.6577.8542.0513.7469.6463.9
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance606.80.9889
Triple Number Coastal/Long Distance Low698.70.8587
Triple Number Coastal/Long Distance Medium554.01.0830
Triple Number Coastal/Long Distance High507.21.1829
Triple Number Windward/Leeward Low898.60.6677
Triple Number Windward/Leeward Medium683.30.8781
Triple Number Windward/Leeward High610.10.9834
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1432.5992.1757.6642.6577.8542.0513.7469.6463.9
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP580.81.0330 Predom. Dn High455.91.3160 5B AP M/H512.11.1716 TriNum AP Low698.70.8587 Predom. Rc Low751.30.7986 5B AP High496.31.2090 TriNum AP Med554.11.0829 Predom. Rc L/M579.41.0355 5B SF Bay Low887.50.6761 TriNum AP High507.21.1829 Predom. Rc Med516.41.1619 5B SF Bay L/M742.60.8080 TriNum W/L Low942.40.6367 Predom. Rc M/H480.91.2477 5B SF Bay Med652.10.9201 TriNum W/L Med683.30.8781 Predom. Rc High461.71.2995 5B SF Bay M/H604.40.9927 TriNum W/L Hig610.10.9834 5B W/L Low1054.70.5689 5B SF Bay High586.71.0227 Predom. Upwind630.40.9517 5B W/L L/M778.70.7705 ChiMac Up Low744.30.8061 Predom. Reaching551.51.0879 5B W/L Med673.30.8911 ChiMac Up Med680.40.8818 Predom. Downwind586.41.0233 5B W/L M/H617.00.9725 ChiMac Up High607.20.9882 Predom. Up Low837.40.7165 5B W/L High596.41.0061 ChiMac Off Low735.50.8157 Predom. Up L/M650.90.9218 W/L 60-40 Low1055.10.5687 ChiMac Off Med650.60.9222 Predom. Up Med589.91.0172 W/L 60-40 L/M787.80.7616 ChiMac Off High550.71.0896 Predom. Up M/H562.61.0665 W/L 60-40 Med690.30.8692 ChiMac AP Low736.00.8152 Predom. Up High555.11.0810 W/L 60-40 M/H641.40.9354 ChiMac AP Med662.70.9054 Predom. Dn Low855.20.7016 W/L 60-40 High626.70.9575 ChiMac AP High577.21.0395 Predom. Dn L/M631.20.9506 5B AP Low775.80.7734 BayMac Cove Island847.80.7077 Predom. Dn Med541.31.1084 5B AP L/M617.00.9725 BayMac Shore840.10.7142 Predom. Dn M/H486.71.2329 5B AP Med547.81.0953 Harvest Moon487.61.2305      SA/DSPL Up23.40SA/DSPL Dn38.34
ORC Ref  04140004O68 Issued on 03/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
XperiumFIN-20037
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassX-37MeasurementHINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall11.345Maximum beam3.470Draft2.022Displacement6,656Wetted area27.68IMS L10.055LSM09.867Accomod. length11.277Sink (kg/mm) 20.58
VCGD0.097VCGM0.084 RM Rated (kg·m) 142.1Limit of positive stability(°) 119.5 Stability Index 123.9 BLR index 0.0000Default crew weight170 Declared crew weight 180
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.405PBW0.103PIPA0.0033
EDL2.425ST10.035ST20.180
ST30.180ST40.105ST50.295
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders2Rotating mastNo
P14.290IG15.557ISP15.557MDT10.115MDL10.210MDT20.110MDL20.185TL0.850MW0.210GO0.213
E5.098J4.082BAS1.749FSD0.032SFJ0.245SPL4.140WPLTPSBD0.250MWT204.50MCG5.180
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date21/04/2026
SFFP0.250FFM1.403FF1.411LCFcl6.397SG1.0040
SAFP10.800FAM1.064FA1.070LCFsh6.616HBI1.192
W187.3W287.3W387.3W487.3LCFD
PD1251.8PD2250.4PD3251.2PD4251.4
WD5.062PLM9000.00GSA1.0RSA1.0RM138.5
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG1Fuel tank, Steel, empty during measurement0.850010009.063FW, plastisWater13002Septic, plasticWater4508.78Total deductible0
OTHER ITEMSIdKindDescriptionWeightLCGVCG5Miscellaneousservice batteries 2 x 140Ah AGM5.803Miscellaneouswater heater 15Ö9.072MiscellaneousHeater Eber 4kW11.174Batterystart battery 60Ah AGM7.531Engine (IC)Yanmar 3YM307.88Total deductible
ORC Ref  04140004O68 Issued on 03/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
XperiumFIN-20037
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMain260.301.041.803.144.2242.3506/04/2026
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentG2 230.070.611.242.634.145.6815.02NoNo 40.9806/04/2026F0.081.082.143.234.3515.40NoNo 33.4327/07/2007
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentS215.2815.2815.287.3894.16S315.2815.2815.287.3894.16S515.1815.1815.185.567.3874.94
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length11.3 mTable area0.55 m²Headroom1.78 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity133 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity76 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04140004O68 Issued on 03/05/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org