Double HandedClub Certificate2026
Midnight BatFIN 1257
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 Angles45.3°42.3°40.4°39.3°38.3°38.0°37.8°38.3°39.5°
Beat VMG2.243.203.874.314.574.684.734.724.62
52°3.494.825.696.196.446.596.666.686.64
60°3.735.055.906.366.606.756.846.896.89
75°3.875.186.036.486.756.937.077.247.29
90°3.735.085.986.496.787.007.207.547.80
110°3.645.126.146.677.017.287.477.797.88
120°3.504.966.036.637.007.337.688.188.51
135°3.074.475.596.386.837.187.568.419.32
150°2.563.824.915.826.476.877.217.998.96
Run VMG2.223.314.255.065.746.276.677.308.05
Gybe Angles143.0°146.2°149.9°152.9°160.1°166.9°174.5°176.3°166.7°
APH ToD:610.3CDL: 7.745APH ToT: 0.9831CertNo:
BOAT
ClassGuy 33DesignerGuy-Christer LönngBuilderAge date01/1978Series date01/1978Offset fileL1337.BOFData fileFIN1257
HULL
Length Overall10.120 mMaximum Beam2.952 mDraft1.857 mDisplacement3,700 kgDLR6.9299IMS DivisionCruiser/RacerDynamic Allowance0.320%Age Allowance0.650%RS Assessment-0.331%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.390m
CREW
Maximum weight200 kg(declared)Minimum weight120 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail19.5019.82Headsail Luffed27.1227.12Headsail FlyingSymmetric64.1964.19Asymmetric
STORM SAIL AREAS Maximum (m²)
Trysail5.68Storm Jib7.29Heavy Weather Jib19.68
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting Moment 61.3 kg·m Stability Index 116.9
COMMENTS
ex Keo
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  04140004JFV Issued on 31/03/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
Midnight BatFIN 1257
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 VMG1607.91124.8929.5834.4788.2769.7760.7763.5779.9
52°1031.4746.9633.1581.5558.6546.5540.9538.7542.2
60°965.1712.9610.4566.2545.1533.0526.1522.5522.8
75°931.1694.4597.0555.5533.7519.7509.4497.5493.9
90°966.2708.5602.1554.5531.1514.0499.9477.2461.8
110°988.8702.5585.9539.3513.7494.4481.9462.1457.1
120°1028.1725.2597.5543.4514.2490.8469.0440.0423.2
135°1173.9804.7643.8564.7527.3501.3476.3427.8386.2
150°1404.1943.2733.9618.4556.5523.9499.5450.3401.8
Run VMG1621.31089.1847.5711.8627.1574.3539.9492.9447.0
Selected Courses
Windward / Leeward1614.61106.9888.5773.1707.6672.0650.3628.2613.4
All purpose1226.1859.4704.5628.7588.5565.6549.9529.4516.4
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward741.90.8087
All purpose610.30.9831
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low782.00.7673
Triple Number Coastal/Long Distance Medium605.80.9904
Triple Number Coastal/Long Distance High546.11.0986
Triple Number Windward/Leeward Low997.70.6014
Triple Number Windward/Leeward Medium735.70.8156
Triple Number Windward/Leeward High647.40.9268
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance661.30.9074
Triple Number Coastal/Long Distance Low782.00.7673
Triple Number Coastal/Long Distance Medium605.80.9904
Triple Number Coastal/Long Distance High546.11.0986
Triple Number Windward/Leeward Low997.70.6014
Triple Number Windward/Leeward Medium735.70.8156
Triple Number Windward/Leeward High647.40.9268
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1615.31105.2838.0702.2626.0586.2555.1506.7491.7
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.7034
Downwind "popa"0.8602
70% up, 30% down "Ilhabela"0.7441
30% up, 70% down "Ilhabela-inverso"0.8063
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low782.00.7673
Triple Number Coastal/Long Distance Medium605.80.9904
Triple Number Coastal/Long Distance High546.11.0986
Triple Number Windward/Leeward Low997.70.6014
Triple Number Windward/Leeward Medium735.70.8156
Triple Number Windward/Leeward High647.40.9268
Predominantly Upwind660.00.9090
Predominantly Downwind616.30.9735
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP635.60.9440 Predom. Rc High499.81.2005 5B SF Bay L/M814.80.7364 TriNum AP Low781.90.7673 Predom. Dn Low957.60.6266 5B SF Bay Med700.80.8562 TriNum AP Med605.90.9903 Predom. Dn L/M697.60.8600 5B SF Bay M/H641.60.9352 TriNum AP High546.11.0986 Predom. Dn Med594.31.0096 5B SF Bay High618.00.9709 TriNum W/L Low1047.90.5726 Predom. Dn M/H532.61.1266 5B AP Low875.10.6857 TriNum W/L Med735.70.8156 Predom. Dn High496.01.2096 5B AP L/M683.40.8779 TriNum W/L Hig647.40.9268 ChiMac Up Low833.50.7198 5B AP Med597.81.0037 Predom. Upwind689.10.8707 ChiMac Up Med752.30.7976 5B AP M/H552.41.0863 Predom. Reaching612.20.9800 ChiMac Up High658.80.9108 5B AP High530.71.1306 Predom. Downwind646.60.9280 ChiMac Off Low818.50.7330 5B W/L Low1179.20.5088 Predom. Up Low950.60.6312 ChiMac Off Med720.50.8328 5B W/L L/M853.30.7032 Predom. Up L/M721.50.8316 ChiMac Off High604.90.9919 5B W/L Med722.90.8300 Predom. Up Med639.40.9383 ChiMac AP Low822.70.7293 5B W/L M/H655.00.9160 Predom. Up M/H600.60.9990 ChiMac AP Med734.10.8173 5B W/L High629.50.9532 Predom. Up High587.01.0222 ChiMac AP High630.50.9516 W/L 60-40 Low1182.70.5073 Predom. Rc Low854.30.7023 BayMac Cove Island947.10.6335 W/L 60-40 L/M863.40.6949 Predom. Rc L/M646.90.9275 BayMac Shore939.70.6385 W/L 60-40 Med738.80.8122 Predom. Rc Med570.51.0517 Harvest Moon540.01.1112 W/L 60-40 M/H677.00.8862 Predom. Rc M/H526.41.1398 5B SF Bay Low990.50.6057 W/L 60-40 High656.70.9136      SA/DSPL Up19.41SA/DSPL Dn34.83
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance661.30.9074
Triple Number Coastal/Long Distance Low782.00.7673
Triple Number Coastal/Long Distance Medium605.80.9904
Triple Number Coastal/Long Distance High546.11.0986
Triple Number Windward/Leeward Low997.70.6014
Triple Number Windward/Leeward Medium735.70.8156
Triple Number Windward/Leeward High647.40.9268
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1615.31105.2838.0702.2626.0586.2555.1506.7491.7
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance661.30.9074
Triple Number Coastal/Long Distance Low782.00.7673
Triple Number Coastal/Long Distance Medium605.80.9904
Triple Number Coastal/Long Distance High546.11.0986
Triple Number Windward/Leeward Low997.70.6014
Triple Number Windward/Leeward Medium735.70.8156
Triple Number Windward/Leeward High647.40.9268
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1615.31105.2838.0702.2626.0586.2555.1506.7491.7
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance661.3
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1615.31105.2838.0702.2626.0586.2555.1506.7491.7
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low782.00.7673
Triple Number Coastal/Long Distance Medium605.80.9904
Triple Number Coastal/Long Distance High546.11.0986
Triple Number Windward/Leeward Low997.70.6014
Triple Number Windward/Leeward Medium735.70.8156
Triple Number Windward/Leeward High647.40.9268
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating661.30.9074
FinRating, kevyt tuuli1165.70.8578
FinRating, kova tuuli533.60.9369
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low782.00.7673
Triple Number Coastal/Long Distance Medium605.80.9904
Triple Number Coastal/Long Distance High546.11.0986
Triple Number Windward/Leeward Low997.70.6014
Triple Number Windward/Leeward Medium735.70.8156
Triple Number Windward/Leeward High647.40.9268
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance0.9074
Triple Number Coastal/Long Distance Low0.7673
Triple Number Coastal/Long Distance Medium0.9904
Triple Number Coastal/Long Distance High1.0986
Triple Number Windward/Leeward Low0.6014
Triple Number Windward/Leeward Medium0.8156
Triple Number Windward/Leeward High0.9268
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1615.31105.2838.0702.2626.0586.2555.1506.7491.7
For information
General Purpose Handicap (GPH)684.5
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance661.30.9074
Triple Number Coastal/Long Distance Low782.00.7673
Triple Number Coastal/Long Distance Medium605.80.9904
Triple Number Coastal/Long Distance High546.11.0986
Triple Number Windward/Leeward Low997.70.6014
Triple Number Windward/Leeward Medium735.70.8156
Triple Number Windward/Leeward High647.40.9268
Saronikos S All Purpose694.00.8645
Saronikos S Upwind782.00.7673
Saronikos S Downwind591.51.0144
Saronikos N All Purpose731.60.8201
Saronikos N Upwind819.10.7325
Saronikos N Downwind647.10.9271
Saronikos SW All Purpose701.80.8550
Saronikos SW Upwind804.70.7456
Saronikos SW Downwind603.30.9946
Saronikos NE All Purpose762.50.7869
Saronikos NE Upwind773.00.7762
Saronikos NE Downwind732.60.8190
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1615.31105.2838.0702.2626.0586.2555.1506.7491.7
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low782.00.7673
Triple Number Coastal/Long Distance Medium605.80.9904
Triple Number Coastal/Long Distance High546.11.0986
Triple Number Windward/Leeward Low997.70.6014
Triple Number Windward/Leeward Medium735.70.8156
Triple Number Windward/Leeward High647.40.9268
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose635.60.9440
5-Band All Purpose Low950.20.6314
5-Band All Purpose L/M708.00.8474
5-Band All Purpose Med616.10.9738
5-Band All Purpose M/H566.21.0598
5-Band All Purpose High541.21.1086
Single Number Predominant Upwind658.70.9110
Single Number Predominant Reaching587.41.0215
Single Number Predominant Downwind617.10.9723
5-Band 50-50 Windward/Leeward Low1179.20.5088
5-Band 50-50 Windward/Leeward L/M853.30.7032
5-Band 50-50 Windward/Leeward Med722.90.8300
5-Band 50-50 Windward/Leeward M/H655.00.9160
5-Band 50-50 Windward/Leeward High629.50.9532
5-Band 60-40 Windward/Leeward Low1182.70.5073
5-Band 60-40 Windward/Leeward L/M863.40.6949
5-Band 60-40 Windward/Leeward Med738.80.8122
5-Band 60-40 Windward/Leeward M/H677.00.8862
5-Band 60-40 Windward/Leeward High656.70.9136
Triple Number 50-50 Windward/Leeward Low1047.90.5726
Triple Number 50-50 Windward/Leeward Med735.70.8155
Triple Number 50-50 Windward/Leeward High647.40.9268
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward757.70.7919
Triple Number 60-40 Windward/Leeward Low1053.40.5696
Triple Number 60-40 Windward/Leeward Med750.70.7992
Triple Number 60-40 Windward/Leeward High670.70.8945
Triple Number All-Purpose Low851.50.7046
Triple Number All-Purpose Med624.90.9601
Triple Number All-Purpose High559.11.0731
Triple Number Predominant Upwind Low865.00.6936
Triple Number Predominant Upwind Med649.70.9235
Triple Number Predominant Upwind High602.80.9954
Triple Number Predominant Reaching Low773.50.7757
Triple Number Predominant Reaching Med586.51.0229
Triple Number Predominant Reaching High510.31.1757
Triple Number Predominant Downwind Low851.40.7047
Triple Number Predominant Downwind Med604.70.9922
Triple Number Predominant Downwind High512.01.1720
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance661.30.9074
Triple Number Coastal/Long Distance Low782.00.7673
Triple Number Coastal/Long Distance Medium605.80.9904
Triple Number Coastal/Long Distance High546.11.0986
Triple Number Windward/Leeward Low997.70.6014
Triple Number Windward/Leeward Medium735.70.8156
Triple Number Windward/Leeward High647.40.9268
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1615.31105.2838.0702.2626.0586.2555.1506.7491.7
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance661.30.9074
Triple Number Coastal/Long Distance Low782.00.7673
Triple Number Coastal/Long Distance Medium605.80.9904
Triple Number Coastal/Long Distance High546.11.0986
Triple Number Windward/Leeward Low997.70.6014
Triple Number Windward/Leeward Medium735.70.8156
Triple Number Windward/Leeward High647.40.9268
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1615.31105.2838.0702.2626.0586.2555.1506.7491.7
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low782.0
Triple Number Coastal/Long Distance Medium605.8
Triple Number Coastal/Long Distance High546.1
Triple Number Windward/Leeward Low997.7
Triple Number Windward/Leeward Medium735.7
Triple Number Windward/Leeward High647.4
Predominantly Upwind660.0
Predominantly Downwind616.3
Predominantly Reaching595.2
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance661.30.9074
Triple Number Coastal/Long Distance Low782.00.7673
Triple Number Coastal/Long Distance Medium605.80.9904
Triple Number Coastal/Long Distance High546.11.0986
Triple Number Windward/Leeward Low997.70.6014
Triple Number Windward/Leeward Medium735.70.8156
Triple Number Windward/Leeward High647.40.9268
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1615.31105.2838.0702.2626.0586.2555.1506.7491.7
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7673
Triple Number Coastal/Long Distance Medium0.9904
Triple Number Coastal/Long Distance High1.0986
Triple Number Windward/Leeward Low0.6014
Triple Number Windward/Leeward Medium0.8156
Triple Number Windward/Leeward High0.9268
Coastal/Long Distance0.9074
Predominantly Upwind0.9090
Predominantly Downwind0.9735
For information
General Purpose Handicap (GPH)684.5
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)0.9831
Distanseseilas Trippeltall svak vind0.7673
Distanseseilas Trippeltall mellomvind0.9904
Distanseseilas Trippeltall sterk vind1.0986
Pølsebane Trippeltall svak vind0.6014
Pølsebane Trippeltall mellomvind0.8156
Pølsebane Trippeltall sterk vind0.9268
Motvind Singeltall0.9090
Medvind Singeltall0.9735
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low782.00.7673
Triple Number Coastal/Long Distance Medium605.80.9904
Triple Number Coastal/Long Distance High546.11.0986
Triple Number Windward/Leeward Low997.70.6014
Triple Number Windward/Leeward Medium735.70.8156
Triple Number Windward/Leeward High647.40.9268
Coastal/Long Distance661.30.9074
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind660.00.9090
Predominantly Downwind616.30.9735
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore617.90.9711
Cape Doctor Coastal520.31.1532
Triple Number Coastal/Long Distance Low782.00.7673
Triple Number Coastal/Long Distance Medium605.80.9904
Triple Number Coastal/Long Distance High546.11.0986
Triple Number Windward/Leeward Low997.70.6014
Triple Number Windward/Leeward Medium735.70.8156
Triple Number Windward/Leeward High647.40.9268
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7673
Triple Number Coastal/Long Distance Medium0.9904
Triple Number Coastal/Long Distance High1.0986
Triple Number Windward/Leeward Low0.6014
Triple Number Windward/Leeward Medium0.8156
Triple Number Windward/Leeward High0.9268
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.7673
Triple Number Coastal/Long Distance Medium0.9904
Triple Number Coastal/Long Distance High1.0986
Triple Number Windward/Leeward Low0.6014
Triple Number Windward/Leeward Medium0.8156
Triple Number Windward/Leeward High0.9268
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance661.30.9074
Triple Number Coastal/Long Distance Low782.00.7673
Triple Number Coastal/Long Distance Medium605.80.9904
Triple Number Coastal/Long Distance High546.11.0986
Triple Number Windward/Leeward Low997.70.6014
Triple Number Windward/Leeward Medium735.70.8156
Triple Number Windward/Leeward High647.40.9268
Predominantly Upwind660.00.9090
Predominantly Downwind616.30.9735
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1615.31105.2838.0702.2626.0586.2555.1506.7491.7
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance661.30.9074
Triple Number Coastal/Long Distance Low782.00.7673
Triple Number Coastal/Long Distance Medium605.80.9904
Triple Number Coastal/Long Distance High546.11.0986
Triple Number Windward/Leeward Low997.70.6014
Triple Number Windward/Leeward Medium735.70.8156
Triple Number Windward/Leeward High647.40.9268
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1615.31105.2838.0702.2626.0586.2555.1506.7491.7
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP635.60.9440 Predom. Dn High496.01.2096 5B AP M/H552.41.0863 TriNum AP Low781.90.7673 Predom. Rc Low854.30.7023 5B AP High530.71.1306 TriNum AP Med605.90.9903 Predom. Rc L/M646.90.9275 5B SF Bay Low990.50.6057 TriNum AP High546.11.0986 Predom. Rc Med570.51.0517 5B SF Bay L/M814.80.7364 TriNum W/L Low1047.90.5726 Predom. Rc M/H526.41.1398 5B SF Bay Med700.80.8562 TriNum W/L Med735.70.8156 Predom. Rc High499.81.2005 5B SF Bay M/H641.60.9352 TriNum W/L Hig647.40.9268 5B W/L Low1179.20.5088 5B SF Bay High618.00.9709 Predom. Upwind689.10.8707 5B W/L L/M853.30.7032 ChiMac Up Low833.50.7198 Predom. Reaching612.20.9800 5B W/L Med722.90.8300 ChiMac Up Med752.30.7976 Predom. Downwind646.60.9280 5B W/L M/H655.00.9160 ChiMac Up High658.80.9108 Predom. Up Low950.60.6312 5B W/L High629.50.9532 ChiMac Off Low818.50.7330 Predom. Up L/M721.50.8316 W/L 60-40 Low1182.70.5073 ChiMac Off Med720.50.8328 Predom. Up Med639.40.9383 W/L 60-40 L/M863.40.6949 ChiMac Off High604.90.9919 Predom. Up M/H600.60.9990 W/L 60-40 Med738.80.8122 ChiMac AP Low822.70.7293 Predom. Up High587.01.0222 W/L 60-40 M/H677.00.8862 ChiMac AP Med734.10.8173 Predom. Dn Low957.60.6266 W/L 60-40 High656.70.9136 ChiMac AP High630.50.9516 Predom. Dn L/M697.60.8600 5B AP Low875.10.6857 BayMac Cove Island947.10.6335 Predom. Dn Med594.31.0096 5B AP L/M683.40.8779 BayMac Shore939.70.6385 Predom. Dn M/H532.61.1266 5B AP Med597.81.0037 Harvest Moon540.01.1112      SA/DSPL Up19.41SA/DSPL Dn34.83
ORC Ref  04140004JFV Issued on 31/03/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
Midnight BatFIN 1257
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassGuy 33MeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabYes
Length overall10.120Maximum beam2.952Draft1.857Displacement3,700Wetted area18.84IMS L8.311LSM08.112Accomod. length9.594Sink (kg/mm) 13.20
VCGD-0.039VCGM-0.044 RM Rated (kg·m) 61.3Limit of positive stability(°) 115.7 Stability Index 116.9 BLR index 0.0000Default crew weight170 Declared crew weight 200
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.390PBW0.100PIPA0.0024
PSD0.025PHD0.050PHL0.110
PSA17.0°ESL0.790
ST1ST2ST3
ST4ST50.245
RIG
BackstayAdjustableForestayAdjustable (turnbuckle)Inner forestayFixedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysYesCheckstaysNoSpreaders2Rotating mastNo
P10.300IG12.073ISP12.073MDT10.115MDL10.171MDT20.115MDL20.171TL0.000MW0.171GO0.171
E3.150J3.685BAS1.303FSD0.000SFJ0.560SPL3.600WPLTPS0.000BD0.110MWT91.70MCG4.606
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date04/03/2020
SFFP0.500FFMFF1.009LCFcl5.553SG
SAFP8.182FAMFA0.701LCFsh5.745HBI0.788
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04140004JFV Issued on 31/03/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
Double HandedClub Certificate2026
Midnight BatFIN 1257
Avomeripurjehtijat ry
c/o Helsingfors Segelklubb ry
Vattuniemen puistotie 1
00210 HELSINKI
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment20.130.721.262.042.6219.50
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment10.080.591.152.313.494.6411.67NoNo 27.1216/04/2022
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment211.6011.6011.606.666.5664.1916/04/2022
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length9.6 mTable area0.44 m²Headroom1.67 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity72 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity42 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  04140004JFV Issued on 31/03/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org