Club Certificate2025
MARYTUR 1979
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 Angles42.2°42.2°40.1°38.0°37.2°36.8°36.6°36.7°38.1°
Beat VMG2.753.774.555.035.245.345.415.465.36
52°4.285.686.617.087.277.377.447.527.52
60°4.555.956.807.237.467.577.667.767.79
75°4.736.136.927.347.657.878.008.198.28
90°4.556.016.917.347.678.008.278.638.86
110°4.486.017.047.587.988.278.518.959.39
120°4.335.856.927.507.998.458.889.5310.21
135°3.775.266.447.197.698.198.7210.1912.16
150°3.114.415.556.557.247.718.179.2811.27
Run VMG2.693.824.815.696.437.007.448.309.76
Gybe Angles140.4°140.4°148.9°152.1°159.3°167.8°171.8°169.9°144.5°
APH ToD:534.8CDL: 9.449APH ToT: 1.1219CertNo:
BOAT
ClassX-35 ODDesignerJEPPESENBuilderX-YACHTSAge date09/2006Series date09/2005Offset filex35.OD.offData filetur19791
HULL
Length Overall10.600 mMaximum Beam3.250 mDraft2.157 mDisplacement4,433 kgDLR5.8660IMS DivisionPerformanceDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.350m
CREW
Maximum weight680 kg(declared)Minimum weight550 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail41.3742.19Headsail Luffed32.5432.54Headsail FlyingSymmetric107.07107.07Asymmetric
STORM SAIL AREAS (m²)
Trysail12.06Storm Jib10.45Heavy Weather Jib28.21
SAIL LIMITS
Headsails5Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
TABLE & OVEN removed IRC ENDORSED 14May25
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  04590003RB6Issued on 14/05/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
MARYTUR 1979
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 VMG1310.1954.5791.2715.4687.6673.8665.6659.6671.7
52°842.1633.3544.9508.7494.9488.2483.6478.5478.9
60°791.3604.9529.5497.8482.8475.4470.1463.7462.3
75°760.7587.6520.3490.2470.5457.6449.8439.3434.5
90°790.8599.3521.1490.5469.1450.3435.5417.0406.2
110°803.0598.8511.3475.0450.9435.3423.1402.1383.2
120°831.8614.9520.1480.0450.8425.8405.5377.9352.7
135°955.3684.6558.8500.9468.1439.5412.6353.4296.0
150°1157.7816.6648.3549.4497.3467.1440.5387.8319.4
Run VMG1338.6943.0748.6633.2559.8514.4483.6433.7368.8
Selected Courses
Windward / Leeward1323.8948.7769.9674.3623.7594.1574.6546.7520.3
All purpose1001.3732.9610.5551.0519.1498.9483.8459.9438.8
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward650.00.9231
All purpose534.81.1219
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low671.70.8932
Triple Number Coastal/Long Distance Medium532.31.1272
Triple Number Coastal/Long Distance High478.61.2536
Triple Number Windward/Leeward Low859.40.6982
Triple Number Windward/Leeward Medium645.40.9297
Triple Number Windward/Leeward High569.01.0545
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance579.61.0351
Triple Number Coastal/Long Distance Low671.70.8932
Triple Number Coastal/Long Distance Medium532.31.1272
Triple Number Coastal/Long Distance High478.61.2536
Triple Number Windward/Leeward Low859.40.6982
Triple Number Windward/Leeward Medium645.40.9297
Triple Number Windward/Leeward High569.01.0545
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1404.2948.2726.9614.0551.8516.8488.0441.9421.0
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.8159
Downwind "popa"0.9731
70% up, 30% down "Ilhabela"0.8574
30% up, 70% down "Ilhabela-inverso"0.9199
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low671.70.8932
Triple Number Coastal/Long Distance Medium532.31.1272
Triple Number Coastal/Long Distance High478.61.2536
Triple Number Windward/Leeward Low859.40.6982
Triple Number Windward/Leeward Medium645.40.9297
Triple Number Windward/Leeward High569.01.0545
Predominantly Upwind576.81.0403
Predominantly Downwind542.01.1070
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low671.70.8932
Triple Number AP Medium532.41.1271
Triple Number AP High478.61.2536
Triple Number Windward/Leeward Low896.30.6694
Triple Number Windward/Leeward Medium645.40.9297
Triple Number Windward/Leeward High569.01.0545
Single Number Predominant Upwind597.51.0042
Single Number Predominant Reaching531.81.1282
Single Number Predominant Downwind562.91.0659
Predominant Upwind - Low799.30.7507
Predominant Upwind - Low/Med623.90.9617
Predominant Upwind - Medium561.11.0693
Predominant Upwind - Med/High528.31.1356
Predominant Upwind - High511.21.1736
Predominant Downwind Low810.30.7405
Predominant Downwind Low/Med609.70.9841
Predominant Downwind Medium525.31.1423
Predominant Downwind Med/High468.11.2816
Predominant Downwind High426.71.4060
Predominant Reaching Low719.40.8340
Predominant Reaching Low/Med562.91.0659
Predominant Reaching Medium502.51.1939
Predominant Reaching Med/High461.21.3009
Predominant Reaching High431.81.3894
SA/DSPL Upwind27.25SA/DSPL Downwind54.73
Scoring OptionTODTOT
5-Band Windward/Leeward Low997.90.6012
5-Band Windward/Leeward Low/Med741.00.8098
5-Band Windward/Leeward Medium635.20.9446
5-Band Windward/Leeward Med/High577.31.0394
5-Band Windward/Leeward High546.91.0971
Windward/Leeward 60-40 Low998.90.6007
Windward/Leeward 60-40 Low/Med747.40.8028
Windward/Leeward 60-40 Medium647.50.9267
Windward/Leeward 60-40 Med/High595.41.0077
Windward/Leeward 60-40 High570.11.0525
5-Band AP Low738.80.8121
5-Band AP Low/Med594.11.0100
5-Band AP Medium525.71.1414
5-Band AP Med/High485.31.2363
5-Band AP High460.41.3033
5-Band SF Bay Tour - Low861.60.6964
5-Band SF Bay Tour - Low/Med708.70.8466
5-Band SF Bay Tour - Medium614.80.9760
5-Band SF Bay Tour - Med/High563.31.0652
5-Band SF Bay Tour - High534.31.1230
Chicago-Mac Upwind0.9770
Chicago-Mac All Purpose1.0046
Chicago-Mac Downwind1.0274
Bayview-Mac Cove Island0.7487
Bayview-Mac Shore0.7542
Harvest Moon Regatta467.51.2834
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance579.61.0351
Triple Number Coastal/Long Distance Low671.70.8932
Triple Number Coastal/Long Distance Medium532.31.1272
Triple Number Coastal/Long Distance High478.61.2536
Triple Number Windward/Leeward Low859.40.6982
Triple Number Windward/Leeward Medium645.40.9297
Triple Number Windward/Leeward High569.01.0545
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1404.2948.2726.9614.0551.8516.8488.0441.9421.0
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance579.61.0351
Triple Number Coastal/Long Distance Low671.70.8932
Triple Number Coastal/Long Distance Medium532.31.1272
Triple Number Coastal/Long Distance High478.61.2536
Triple Number Windward/Leeward Low859.40.6982
Triple Number Windward/Leeward Medium645.40.9297
Triple Number Windward/Leeward High569.01.0545
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1404.2948.2726.9614.0551.8516.8488.0441.9421.0
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance579.6
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1404.2948.2726.9614.0551.8516.8488.0441.9421.0
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low671.70.8932
Triple Number Coastal/Long Distance Medium532.31.1272
Triple Number Coastal/Long Distance High478.61.2536
Triple Number Windward/Leeward Low859.40.6982
Triple Number Windward/Leeward Medium645.40.9297
Triple Number Windward/Leeward High569.01.0545
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating579.61.0351
FinRating, kevyt tuuli980.11.0203
FinRating, kova tuuli462.31.0816
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low671.70.8932
Triple Number Coastal/Long Distance Medium532.31.1272
Triple Number Coastal/Long Distance High478.61.2536
Triple Number Windward/Leeward Low859.40.6982
Triple Number Windward/Leeward Medium645.40.9297
Triple Number Windward/Leeward High569.01.0545
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance1.0351
Triple Number Coastal/Long Distance Low0.8932
Triple Number Coastal/Long Distance Medium1.1272
Triple Number Coastal/Long Distance High1.2536
Triple Number Windward/Leeward Low0.6982
Triple Number Windward/Leeward Medium0.9297
Triple Number Windward/Leeward High1.0545
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1404.2948.2726.9614.0551.8516.8488.0441.9421.0
For information
General Purpose Handicap (GPH)596.8
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance579.61.0351
Triple Number Coastal/Long Distance Low671.70.8932
Triple Number Coastal/Long Distance Medium532.31.1272
Triple Number Coastal/Long Distance High478.61.2536
Triple Number Windward/Leeward Low859.40.6982
Triple Number Windward/Leeward Medium645.40.9297
Triple Number Windward/Leeward High569.01.0545
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1404.2948.2726.9614.0551.8516.8488.0441.9421.0
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low671.70.8932
Triple Number Coastal/Long Distance Medium532.31.1272
Triple Number Coastal/Long Distance High478.61.2536
Triple Number Windward/Leeward Low859.40.6982
Triple Number Windward/Leeward Medium645.40.9297
Triple Number Windward/Leeward High569.01.0545
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance579.61.0351
Triple Number Coastal/Long Distance Low671.70.8932
Triple Number Coastal/Long Distance Medium532.31.1272
Triple Number Coastal/Long Distance High478.61.2536
Triple Number Windward/Leeward Low859.40.6982
Triple Number Windward/Leeward Medium645.40.9297
Triple Number Windward/Leeward High569.01.0545
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1404.2948.2726.9614.0551.8516.8488.0441.9421.0
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance579.61.0351
Triple Number Coastal/Long Distance Low671.70.8932
Triple Number Coastal/Long Distance Medium532.31.1272
Triple Number Coastal/Long Distance High478.61.2536
Triple Number Windward/Leeward Low859.40.6982
Triple Number Windward/Leeward Medium645.40.9297
Triple Number Windward/Leeward High569.01.0545
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1404.2948.2726.9614.0551.8516.8488.0441.9421.0
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low671.7
Triple Number Coastal/Long Distance Medium532.3
Triple Number Coastal/Long Distance High478.6
Triple Number Windward/Leeward Low859.4
Triple Number Windward/Leeward Medium645.4
Triple Number Windward/Leeward High569.0
Predominantly Upwind576.8
Predominantly Downwind542.0
Predominantly Reaching521.9
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance579.61.0351
Triple Number Coastal/Long Distance Low671.70.8932
Triple Number Coastal/Long Distance Medium532.31.1272
Triple Number Coastal/Long Distance High478.61.2536
Triple Number Windward/Leeward Low859.40.6982
Triple Number Windward/Leeward Medium645.40.9297
Triple Number Windward/Leeward High569.01.0545
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1404.2948.2726.9614.0551.8516.8488.0441.9421.0
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8932
Triple Number Coastal/Long Distance Medium1.1272
Triple Number Coastal/Long Distance High1.2536
Triple Number Windward/Leeward Low0.6982
Triple Number Windward/Leeward Medium0.9297
Triple Number Windward/Leeward High1.0545
Coastal/Long Distance1.0351
Predominantly Upwind1.0403
Predominantly Downwind1.1070
For information
General Purpose Handicap (GPH)596.8
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.1219
Distanseseilas Trippeltall svak vind0.8932
Distanseseilas Trippeltall mellomvind1.1272
Distanseseilas Trippeltall sterk vind1.2536
Pølsebane Trippeltall svak vind0.6982
Pølsebane Trippeltall mellomvind0.9297
Pølsebane Trippeltall sterk vind1.0545
Motvind Singeltall1.0403
Medvind Singeltall1.1070
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low671.70.8932
Triple Number Coastal/Long Distance Medium532.31.1272
Triple Number Coastal/Long Distance High478.61.2536
Triple Number Windward/Leeward Low859.40.6982
Triple Number Windward/Leeward Medium645.40.9297
Triple Number Windward/Leeward High569.01.0545
Coastal/Long Distance579.61.0351
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind576.81.0403
Predominantly Downwind542.01.1070
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore528.21.1360
Cape Doctor Coastal445.21.3478
Triple Number Coastal/Long Distance Low671.70.8932
Triple Number Coastal/Long Distance Medium532.31.1272
Triple Number Coastal/Long Distance High478.61.2536
Triple Number Windward/Leeward Low859.40.6982
Triple Number Windward/Leeward Medium645.40.9297
Triple Number Windward/Leeward High569.01.0545
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8932
Triple Number Coastal/Long Distance Medium1.1272
Triple Number Coastal/Long Distance High1.2536
Triple Number Windward/Leeward Low0.6982
Triple Number Windward/Leeward Medium0.9297
Triple Number Windward/Leeward High1.0545
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8932
Triple Number Coastal/Long Distance Medium1.1272
Triple Number Coastal/Long Distance High1.2536
Triple Number Windward/Leeward Low0.6982
Triple Number Windward/Leeward Medium0.9297
Triple Number Windward/Leeward High1.0545
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance579.61.0351
Triple Number Coastal/Long Distance Low671.70.8932
Triple Number Coastal/Long Distance Medium532.31.1272
Triple Number Coastal/Long Distance High478.61.2536
Triple Number Windward/Leeward Low859.40.6982
Triple Number Windward/Leeward Medium645.40.9297
Triple Number Windward/Leeward High569.01.0545
Predominantly Upwind576.81.0403
Predominantly Downwind542.01.1070
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1404.2948.2726.9614.0551.8516.8488.0441.9421.0
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance579.61.0351
Triple Number Coastal/Long Distance Low671.70.8932
Triple Number Coastal/Long Distance Medium532.31.1272
Triple Number Coastal/Long Distance High478.61.2536
Triple Number Windward/Leeward Low859.40.6982
Triple Number Windward/Leeward Medium645.40.9297
Triple Number Windward/Leeward High569.01.0545
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1404.2948.2726.9614.0551.8516.8488.0441.9421.0
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low671.70.8932
Triple Number AP Medium532.41.1271
Triple Number AP High478.61.2536
Triple Number Windward/Leeward Low896.30.6694
Triple Number Windward/Leeward Medium645.40.9297
Triple Number Windward/Leeward High569.01.0545
Single Number Predominant Upwind597.51.0042
Single Number Predominant Reaching531.81.1282
Single Number Predominant Downwind562.91.0659
Predominant Upwind - Low799.30.7507
Predominant Upwind - Low/Med623.90.9617
Predominant Upwind - Medium561.11.0693
Predominant Upwind - Med/High528.31.1356
Predominant Upwind - High511.21.1736
Predominant Downwind Low810.30.7405
Predominant Downwind Low/Med609.70.9841
Predominant Downwind Medium525.31.1423
Predominant Downwind Med/High468.11.2816
Predominant Downwind High426.71.4060
Predominant Reaching Low719.40.8340
Predominant Reaching Low/Med562.91.0659
Predominant Reaching Medium502.51.1939
Predominant Reaching Med/High461.21.3009
Predominant Reaching High431.81.3894
SA/DSPL Upwind27.25SA/DSPL Downwind54.73
Scoring OptionTODTOT
5-Band Windward/Leeward Low997.90.6012
5-Band Windward/Leeward Low/Med741.00.8098
5-Band Windward/Leeward Medium635.20.9446
5-Band Windward/Leeward Med/High577.31.0394
5-Band Windward/Leeward High546.91.0971
Windward/Leeward 60-40 Low998.90.6007
Windward/Leeward 60-40 Low/Med747.40.8028
Windward/Leeward 60-40 Medium647.50.9267
Windward/Leeward 60-40 Med/High595.41.0077
Windward/Leeward 60-40 High570.11.0525
5-Band AP Low738.80.8121
5-Band AP Low/Med594.11.0100
5-Band AP Medium525.71.1414
5-Band AP Med/High485.31.2363
5-Band AP High460.41.3033
5-Band SF Bay Tour - Low861.60.6964
5-Band SF Bay Tour - Low/Med708.70.8466
5-Band SF Bay Tour - Medium614.80.9760
5-Band SF Bay Tour - Med/High563.31.0652
5-Band SF Bay Tour - High534.31.1230
Chicago-Mac Upwind0.9770
Chicago-Mac All Purpose1.0046
Chicago-Mac Downwind1.0274
Bayview-Mac Cove Island0.7487
Bayview-Mac Shore0.7542
Harvest Moon Regatta467.51.2834
ORC Ref  04590003RB6Issued on 14/05/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
MARYTUR 1979
Turkiye
Sailing
Federation
www.tyf.org.tr/
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassX-35 ODMeasurement14/05/2025HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA10.600Max. Beam3.250Draft2.157Displacement4,433Wetted area22.74IMS L9.466LSM09.108Acc. length10.563Sink (kg/mm) 17.44
VCGD-0.118VCGM-0.125RM Rated (kg·m) 123.0Limit of positive stability(°) N/AStability IndexN/ADefault crew weight602Declared crew weight680
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.350PBW0.128PIPA0.0038
EDL2.350ST10.065ST20.180
ST30.180ST40.110ST50.320
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders2Rotating mastNo
P14.200IG14.360ISP14.440MDT10.123MDL10.183MDT20.120MDL20.137TL1.740MW0.183GO0.210
E4.850J4.180BAS1.749FSD0.035SFJ0.000SPL4.590WPLTPSBD0.220MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date14/05/2025
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04590003RB6Issued on 14/05/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
MARYTUR 1979
Turkiye
Sailing
Federation
www.tyf.org.tr/
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.211.051.843.134.1441.37IRC ENDORSED 2025
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentA0.100.681.252.323.344.4514.21YesNo 32.54IRC ENDORSED 2025
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentA15.7015.7015.708.267.88107.07IRC ENDORSED 2025
ORC Ref  04590003RB6Issued on 14/05/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org