International Certificate2026
BLACKWATERTUR 1955
Turkiye
Sailing
Federation
www.tyf.org.tr/
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 Angles46.0°42.7°40.8°39.0°37.5°37.2°37.0°37.1°37.8°
Beat VMG2.613.704.515.085.395.525.605.655.60
52°4.105.636.657.257.547.677.757.827.83
60°4.405.926.897.427.717.877.958.058.08
75°4.636.127.047.547.868.108.268.448.54
90°4.505.996.987.547.898.188.448.849.08
110°4.255.937.117.738.148.478.699.099.44
120°4.115.766.957.658.118.538.949.5710.08
135°3.595.176.407.297.838.298.769.8311.40
150°2.984.375.566.597.357.858.279.2010.42
Run VMG2.583.784.825.716.487.097.588.379.23
Gybe Angles140.5°144.4°148.7°151.9°157.9°165.1°171.1°174.8°166.0°
APH ToD:525.7CDL: 10.297APH ToT: 1.1413CertNo:
BOAT
ClassFIRST 40.7DesignerFARRBuilderBENETEAUAge date01/1998Series date01/1997Offset fileFIRST407.offData fileTUR1955
HULL
Length Overall11.924 mMaximum Beam3.770 mDraft2.403 mDisplacement6,769 kgDLR6.2748IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.435m
CREW
Maximum weight850 kg(declared)Minimum weight720 kg ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail46.6547.64Headsail Luffed42.8042.80Headsail FlyingSymmetric119.10119.10Asymmetric
STORM SAIL AREAS Maximum (m²)
Trysail13.51Storm Jib12.24Heavy Weather Jib33.03
SAIL LIMITS
Headsails6
✱ One set on the forestay
Spinnakers5
STABILITY
Righting Moment 174.6 kg·m Stability Index 122.5
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  04590004MKK Issued on 22/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
BLACKWATERTUR 1955
Turkiye
Sailing
Federation
www.tyf.org.tr/
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 VMG1377.8971.8798.1708.7667.8651.6642.9637.1642.4
52°878.4639.6541.3496.9477.5469.2464.7460.4459.9
60°817.4608.1522.4485.1467.0457.5452.6447.2445.4
75°777.2588.6511.0477.2457.8444.6435.7426.7421.5
90°799.5601.0516.0477.5456.5440.2426.3407.1396.6
110°847.8607.0506.4465.5442.4425.1414.1396.0381.3
120°876.9624.7517.7470.8444.1421.9402.6376.4357.0
135°1002.5696.7562.5494.0459.7434.5411.1366.1315.8
150°1207.1824.5647.3546.5489.7458.8435.3391.2345.6
Run VMG1393.8952.1747.5630.0555.7507.6475.2430.4389.8
Selected Courses
Windward / Leeward1385.8961.9772.8669.4611.7579.6559.0533.7516.1
All purpose1045.6741.8609.6542.8507.1486.3471.7450.9434.7
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward641.30.9356
All purpose525.71.1413
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low675.70.8880
Triple Number Coastal/Long Distance Medium522.41.1486
Triple Number Coastal/Long Distance High467.51.2833
Triple Number Windward/Leeward Low867.30.6918
Triple Number Windward/Leeward Medium636.30.9429
Triple Number Windward/Leeward High554.71.0817
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance570.91.0509
Triple Number Coastal/Long Distance Low675.70.8880
Triple Number Coastal/Long Distance Medium522.41.1486
Triple Number Coastal/Long Distance High467.51.2833
Triple Number Windward/Leeward Low867.30.6918
Triple Number Windward/Leeward Medium636.30.9429
Triple Number Windward/Leeward High554.71.0817
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1386.6960.9728.4607.4539.5504.1476.4433.2417.7
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.8271
Downwind "popa"0.9771
70% up, 30% down "Ilhabela"0.8670
30% up, 70% down "Ilhabela-inverso"0.9267
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low675.70.8880
Triple Number Coastal/Long Distance Medium522.41.1486
Triple Number Coastal/Long Distance High467.51.2833
Triple Number Windward/Leeward Low867.30.6918
Triple Number Windward/Leeward Medium636.30.9429
Triple Number Windward/Leeward High554.71.0817
Predominantly Upwind566.21.0597
Predominantly Downwind536.01.1194
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP547.11.0968 Predom. Rc High426.11.4080 5B SF Bay L/M705.30.8507 TriNum AP Low675.70.8880 Predom. Dn Low826.10.7263 5B SF Bay Med604.10.9932 TriNum AP Med522.41.1485 Predom. Dn L/M607.30.9880 5B SF Bay M/H549.41.0921 TriNum AP High467.51.2833 Predom. Dn Med517.11.1604 5B SF Bay High523.61.1459 TriNum W/L Low908.90.6602 Predom. Dn M/H460.61.3028 5B AP Low751.90.7980 TriNum W/L Med636.30.9429 Predom. Dn High425.21.4109 5B AP L/M590.41.0163 TriNum W/L Hig554.71.0817 ChiMac Up Low715.10.8391 5B AP Med515.11.1647 Predom. Upwind589.81.0173 ChiMac Up Med644.60.9309 5B AP M/H473.61.2668 Predom. Reaching526.21.1402 ChiMac Up High563.41.0649 5B AP High451.71.3284 Predom. Downwind560.21.0710 ChiMac Off Low708.60.8467 5B W/L Low1020.60.5879 Predom. Up Low815.60.7356 ChiMac Off Med624.50.9608 5B W/L L/M740.40.8104 Predom. Up L/M620.00.9677 ChiMac Off High524.81.1432 5B W/L Med625.00.9600 Predom. Up Med547.91.0950 ChiMac AP Low708.60.8468 5B W/L M/H562.71.0663 Predom. Up M/H512.81.1701 ChiMac AP Med632.30.9489 5B W/L High535.11.1214 Predom. Up High497.21.2068 ChiMac AP High542.91.1052 W/L 60-40 Low1022.50.5868 Predom. Rc Low731.00.8208 BayMac Cove Island814.40.7367 W/L 60-40 L/M746.90.8033 Predom. Rc L/M558.31.0746 BayMac Shore807.60.7429 W/L 60-40 Med636.10.9432 Predom. Rc Med492.11.2193 Harvest Moon465.71.2884 W/L 60-40 M/H579.21.0359 Predom. Rc M/H451.71.3282 5B SF Bay Low858.80.6986 W/L 60-40 High555.81.0794      SA/DSPL Up24.84SA/DSPL Dn46.02
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance570.91.0509
Triple Number Coastal/Long Distance Low675.70.8880
Triple Number Coastal/Long Distance Medium522.41.1486
Triple Number Coastal/Long Distance High467.51.2833
Triple Number Windward/Leeward Low867.30.6918
Triple Number Windward/Leeward Medium636.30.9429
Triple Number Windward/Leeward High554.71.0817
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1386.6960.9728.4607.4539.5504.1476.4433.2417.7
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance570.91.0509
Triple Number Coastal/Long Distance Low675.70.8880
Triple Number Coastal/Long Distance Medium522.41.1486
Triple Number Coastal/Long Distance High467.51.2833
Triple Number Windward/Leeward Low867.30.6918
Triple Number Windward/Leeward Medium636.30.9429
Triple Number Windward/Leeward High554.71.0817
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1386.6960.9728.4607.4539.5504.1476.4433.2417.7
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance570.9
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1386.6960.9728.4607.4539.5504.1476.4433.2417.7
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low675.70.8880
Triple Number Coastal/Long Distance Medium522.41.1486
Triple Number Coastal/Long Distance High467.51.2833
Triple Number Windward/Leeward Low867.30.6918
Triple Number Windward/Leeward Medium636.30.9429
Triple Number Windward/Leeward High554.71.0817
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating570.91.0509
FinRating, kevyt tuuli1005.70.9944
FinRating, kova tuuli454.41.1003
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low675.70.8880
Triple Number Coastal/Long Distance Medium522.41.1486
Triple Number Coastal/Long Distance High467.51.2833
Triple Number Windward/Leeward Low867.30.6918
Triple Number Windward/Leeward Medium636.30.9429
Triple Number Windward/Leeward High554.71.0817
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance1.0509
Triple Number Coastal/Long Distance Low0.8880
Triple Number Coastal/Long Distance Medium1.1486
Triple Number Coastal/Long Distance High1.2833
Triple Number Windward/Leeward Low0.6918
Triple Number Windward/Leeward Medium0.9429
Triple Number Windward/Leeward High1.0817
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1386.6960.9728.4607.4539.5504.1476.4433.2417.7
For information
General Purpose Handicap (GPH)590.1
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance570.91.0509
Triple Number Coastal/Long Distance Low675.70.8880
Triple Number Coastal/Long Distance Medium522.41.1486
Triple Number Coastal/Long Distance High467.51.2833
Triple Number Windward/Leeward Low867.30.6918
Triple Number Windward/Leeward Medium636.30.9429
Triple Number Windward/Leeward High554.71.0817
Saronikos S All Purpose596.71.0055
Saronikos S Upwind667.60.8988
Saronikos S Downwind514.61.1660
Saronikos N All Purpose627.20.9566
Saronikos N Upwind697.90.8597
Saronikos N Downwind562.61.0665
Saronikos SW All Purpose602.90.9952
Saronikos SW Upwind688.00.8721
Saronikos SW Downwind522.01.1495
Saronikos NE All Purpose652.70.9193
Saronikos NE Upwind657.10.9130
Saronikos NE Downwind633.00.9478
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1386.6960.9728.4607.4539.5504.1476.4433.2417.7
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low675.70.8880
Triple Number Coastal/Long Distance Medium522.41.1486
Triple Number Coastal/Long Distance High467.51.2833
Triple Number Windward/Leeward Low867.30.6918
Triple Number Windward/Leeward Medium636.30.9429
Triple Number Windward/Leeward High554.71.0817
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose547.11.0968
5-Band All Purpose Low817.00.7344
5-Band All Purpose L/M612.10.9802
5-Band All Purpose Med531.81.1283
5-Band All Purpose M/H486.11.2342
5-Band All Purpose High461.01.3015
Single Number Predominant Upwind564.91.0621
Single Number Predominant Reaching506.51.1846
Single Number Predominant Downwind536.81.1178
5-Band 50-50 Windward/Leeward Low1020.60.5879
5-Band 50-50 Windward/Leeward L/M740.40.8104
5-Band 50-50 Windward/Leeward Med625.00.9600
5-Band 50-50 Windward/Leeward M/H562.71.0663
5-Band 50-50 Windward/Leeward High535.11.1214
5-Band 60-40 Windward/Leeward Low1022.50.5868
5-Band 60-40 Windward/Leeward L/M746.90.8033
5-Band 60-40 Windward/Leeward Med636.10.9432
5-Band 60-40 Windward/Leeward M/H579.21.0359
5-Band 60-40 Windward/Leeward High555.81.0794
Triple Number 50-50 Windward/Leeward Low908.90.6602
Triple Number 50-50 Windward/Leeward Med636.40.9428
Triple Number 50-50 Windward/Leeward High554.71.0817
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward652.40.9197
Triple Number 60-40 Windward/Leeward Low912.10.6578
Triple Number 60-40 Windward/Leeward Med646.80.9276
Triple Number 60-40 Windward/Leeward High572.31.0483
Triple Number All-Purpose Low734.30.8172
Triple Number All-Purpose Med539.61.1119
Triple Number All-Purpose High479.31.2519
Triple Number Predominant Upwind Low743.00.8076
Triple Number Predominant Upwind Med557.01.0771
Triple Number Predominant Upwind High513.11.1694
Triple Number Predominant Reaching Low664.70.9027
Triple Number Predominant Reaching Med506.01.1857
Triple Number Predominant Reaching High437.41.3718
Triple Number Predominant Downwind Low737.00.8141
Triple Number Predominant Downwind Med527.21.1380
Triple Number Predominant Downwind High442.91.3548
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance570.91.0509
Triple Number Coastal/Long Distance Low675.70.8880
Triple Number Coastal/Long Distance Medium522.41.1486
Triple Number Coastal/Long Distance High467.51.2833
Triple Number Windward/Leeward Low867.30.6918
Triple Number Windward/Leeward Medium636.30.9429
Triple Number Windward/Leeward High554.71.0817
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1386.6960.9728.4607.4539.5504.1476.4433.2417.7
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance570.91.0509
Triple Number Coastal/Long Distance Low675.70.8880
Triple Number Coastal/Long Distance Medium522.41.1486
Triple Number Coastal/Long Distance High467.51.2833
Triple Number Windward/Leeward Low867.30.6918
Triple Number Windward/Leeward Medium636.30.9429
Triple Number Windward/Leeward High554.71.0817
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1386.6960.9728.4607.4539.5504.1476.4433.2417.7
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low675.7
Triple Number Coastal/Long Distance Medium522.4
Triple Number Coastal/Long Distance High467.5
Triple Number Windward/Leeward Low867.3
Triple Number Windward/Leeward Medium636.3
Triple Number Windward/Leeward High554.7
Predominantly Upwind566.2
Predominantly Downwind536.0
Predominantly Reaching514.9
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance570.91.0509
Triple Number Coastal/Long Distance Low675.70.8880
Triple Number Coastal/Long Distance Medium522.41.1486
Triple Number Coastal/Long Distance High467.51.2833
Triple Number Windward/Leeward Low867.30.6918
Triple Number Windward/Leeward Medium636.30.9429
Triple Number Windward/Leeward High554.71.0817
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1386.6960.9728.4607.4539.5504.1476.4433.2417.7
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8880
Triple Number Coastal/Long Distance Medium1.1486
Triple Number Coastal/Long Distance High1.2833
Triple Number Windward/Leeward Low0.6918
Triple Number Windward/Leeward Medium0.9429
Triple Number Windward/Leeward High1.0817
Coastal/Long Distance1.0509
Predominantly Upwind1.0597
Predominantly Downwind1.1194
For information
General Purpose Handicap (GPH)590.1
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.1413
Distanseseilas Trippeltall svak vind0.8880
Distanseseilas Trippeltall mellomvind1.1486
Distanseseilas Trippeltall sterk vind1.2833
Pølsebane Trippeltall svak vind0.6918
Pølsebane Trippeltall mellomvind0.9429
Pølsebane Trippeltall sterk vind1.0817
Motvind Singeltall1.0597
Medvind Singeltall1.1194
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low675.70.8880
Triple Number Coastal/Long Distance Medium522.41.1486
Triple Number Coastal/Long Distance High467.51.2833
Triple Number Windward/Leeward Low867.30.6918
Triple Number Windward/Leeward Medium636.30.9429
Triple Number Windward/Leeward High554.71.0817
Coastal/Long Distance570.91.0509
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind566.21.0597
Predominantly Downwind536.01.1194
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore521.41.1508
Cape Doctor Coastal439.51.3651
Triple Number Coastal/Long Distance Low675.70.8880
Triple Number Coastal/Long Distance Medium522.41.1486
Triple Number Coastal/Long Distance High467.51.2833
Triple Number Windward/Leeward Low867.30.6918
Triple Number Windward/Leeward Medium636.30.9429
Triple Number Windward/Leeward High554.71.0817
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8880
Triple Number Coastal/Long Distance Medium1.1486
Triple Number Coastal/Long Distance High1.2833
Triple Number Windward/Leeward Low0.6918
Triple Number Windward/Leeward Medium0.9429
Triple Number Windward/Leeward High1.0817
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.8880
Triple Number Coastal/Long Distance Medium1.1486
Triple Number Coastal/Long Distance High1.2833
Triple Number Windward/Leeward Low0.6918
Triple Number Windward/Leeward Medium0.9429
Triple Number Windward/Leeward High1.0817
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance570.91.0509
Triple Number Coastal/Long Distance Low675.70.8880
Triple Number Coastal/Long Distance Medium522.41.1486
Triple Number Coastal/Long Distance High467.51.2833
Triple Number Windward/Leeward Low867.30.6918
Triple Number Windward/Leeward Medium636.30.9429
Triple Number Windward/Leeward High554.71.0817
Predominantly Upwind566.21.0597
Predominantly Downwind536.01.1194
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1386.6960.9728.4607.4539.5504.1476.4433.2417.7
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance570.91.0509
Triple Number Coastal/Long Distance Low675.70.8880
Triple Number Coastal/Long Distance Medium522.41.1486
Triple Number Coastal/Long Distance High467.51.2833
Triple Number Windward/Leeward Low867.30.6918
Triple Number Windward/Leeward Medium636.30.9429
Triple Number Windward/Leeward High554.71.0817
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1386.6960.9728.4607.4539.5504.1476.4433.2417.7
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP547.11.0968 Predom. Dn High425.21.4109 5B AP M/H473.61.2668 TriNum AP Low675.70.8880 Predom. Rc Low731.00.8208 5B AP High451.71.3284 TriNum AP Med522.41.1485 Predom. Rc L/M558.31.0746 5B SF Bay Low858.80.6986 TriNum AP High467.51.2833 Predom. Rc Med492.11.2193 5B SF Bay L/M705.30.8507 TriNum W/L Low908.90.6602 Predom. Rc M/H451.71.3282 5B SF Bay Med604.10.9932 TriNum W/L Med636.30.9429 Predom. Rc High426.11.4080 5B SF Bay M/H549.41.0921 TriNum W/L Hig554.71.0817 5B W/L Low1020.60.5879 5B SF Bay High523.61.1459 Predom. Upwind589.81.0173 5B W/L L/M740.40.8104 ChiMac Up Low715.10.8391 Predom. Reaching526.21.1402 5B W/L Med625.00.9600 ChiMac Up Med644.60.9309 Predom. Downwind560.21.0710 5B W/L M/H562.71.0663 ChiMac Up High563.41.0649 Predom. Up Low815.60.7356 5B W/L High535.11.1214 ChiMac Off Low708.60.8467 Predom. Up L/M620.00.9677 W/L 60-40 Low1022.50.5868 ChiMac Off Med624.50.9608 Predom. Up Med547.91.0950 W/L 60-40 L/M746.90.8033 ChiMac Off High524.81.1432 Predom. Up M/H512.81.1701 W/L 60-40 Med636.10.9432 ChiMac AP Low708.60.8468 Predom. Up High497.21.2068 W/L 60-40 M/H579.21.0359 ChiMac AP Med632.30.9489 Predom. Dn Low826.10.7263 W/L 60-40 High555.81.0794 ChiMac AP High542.91.1052 Predom. Dn L/M607.30.9880 5B AP Low751.90.7980 BayMac Cove Island814.40.7367 Predom. Dn Med517.11.1604 5B AP L/M590.41.0163 BayMac Shore807.60.7429 Predom. Dn M/H460.61.3028 5B AP Med515.11.1647 Harvest Moon465.71.2884      SA/DSPL Up24.84SA/DSPL Dn46.02
ORC Ref  04590004MKK Issued on 22/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
BLACKWATERTUR 1955
Turkiye
Sailing
Federation
www.tyf.org.tr/
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassFIRST 40.7Measurement27/03/2026HINPlan review27.03.2026Hull constructionSolidCarbon rudderYesLight stanchionsNoTrim tabNo
Length overall11.924Maximum beam3.770Draft2.403Displacement6,769Wetted area29.42IMS L10.593LSM010.255Accomod. length11.924Sink (kg/mm) 21.79
VCGD-0.086VCGM-0.029 RM Rated (kg·m) 174.6Limit of positive stability(°) 120.8 Stability Index 122.5 BLR index 0.0000Default crew weight714 Declared crew weight 850
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.435PBWPIPA0.0031
EDL2.250ST10.050ST20.175
ST30.175ST40.096ST50.280
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders3Rotating mastNo
P14.900IG15.570ISP16.530MDT10.130MDL10.240MDT20.110MDL20.175TL0.670MW0.240GO0.260
E5.180J4.390BAS1.705FSD0.037SFJ0.000SPL4.480WPLTPSBD0.190MWTMCG
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date24/03/2026MeasurerTUR-01 BECommentPerfect conditions
SFFP0.292FFM1.357FF1.356LCFcl6.457SG1.0230
SAFP11.313FAM1.141FA1.148LCFsh6.706HBI1.228
W174.2W274.2W374.2W474.2LCFD9.960
PD1178.0PD2175.6PD3184.5PD4178.4
WD5.350PLM9000.00GSA1.0RSA1.0RM174.6
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCGFFuel135409.35-0.05W0,80 prtWater150105.37-0.10W0,80 stbWater150105.37-0.10GWWater9004.06-0.10BBoiler 0,30 prtWater22107.77-0.10Total deductible647.85-0.07
OTHER ITEMSIdKindDescriptionWeightLCGVCGEq1MiscellaneousWindlass241.101.20B1Battery130 Amp Service317.40-0.15B2Battery130 Amp Service317.40-0.15B3Battery130 Amp Start317.40-0.15EngEngine (IC)Volvo MD 20-407.80Total deductible0
ORC Ref  04590004MKK Issued on 22/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
BLACKWATERTUR 1955
Turkiye
Sailing
Federation
www.tyf.org.tr/
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA1.092.003.4246.65
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentA0.711.402.825.8514.75NoNo 42.80
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentS216.8016.7516.788.588.28119.1022/04/2026
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
ORC Ref  04590004MKK Issued on 22/04/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org