Double HandedClub Certificate2025
AlegriaRSA-3000
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
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°38.9°38.5°38.5°38.7°40.8°43.7°
Beat VMG2.623.594.294.594.734.794.824.764.55
52°4.055.416.286.636.776.856.916.936.85
60°4.305.676.506.857.007.097.167.227.18
75°4.495.856.667.077.337.497.627.757.79
90°4.365.756.627.097.487.808.058.358.54
110°3.695.116.226.887.357.838.319.179.68
120°3.394.785.926.697.187.668.169.4010.61
135°2.834.105.246.166.797.267.738.8510.36
150°2.343.454.505.416.186.757.178.049.17
Run VMG2.042.993.894.785.616.326.867.748.77
Gybe Angles145.1°145.1°146.7°176.6°180.0°180.0°179.9°179.9°180.0°
APH ToD:591.8CDL: 8.098APH ToT: 1.0139CertNo:ZAD003
BOAT
ClassWhitbread MG30DesignerM. VOOGDBuilderPILATOWICZAge date08/1995Series date01/1994Offset fileW30ims.OFFData fileRSA3000
HULL
Length Overall9.470 mMaximum Beam3.360 mDraft1.929 mDisplacement2,553 kgDLR4.3915IMS DivisionPerformanceDynamic Allowance0.220%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFolding 2 bladesDiameter0.360m
CREW
Maximum weight170 kg(default)Minimum weight120 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail31.8632.57Headsail Luffed19.2219.22Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail9.02Storm Jib6.80Heavy Weather Jib18.35
SAIL LIMITS
Headsails5Spinnakers0
✱ No 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.
ORC Ref  04620003RAEIssued on 14/05/2025Valid until 31/01/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Double HandedClub Certificate2025
AlegriaRSA-3000
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
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 VMG1372.01002.4840.1783.9761.9751.8746.2756.4791.0
52°887.9665.6573.2543.1531.8525.4521.3519.4525.9
60°836.9635.2553.6525.7514.3507.5502.5498.6501.2
75°801.4614.9540.8509.4491.1480.4472.7464.3462.3
90°824.8626.0543.9507.4481.0461.3447.4430.9421.6
110°976.5704.1579.2523.4489.7460.0433.1392.4372.0
120°1061.1753.8608.6538.4501.2470.0441.1382.9339.3
135°1270.6878.9687.5584.6529.9495.8465.4406.9347.6
150°1541.61044.4800.5666.0582.2533.4502.1448.0392.8
Run VMG1767.41206.0924.3752.5642.2569.5525.0464.9410.4
Selected Courses
Windward / Leeward1568.01104.2882.2768.2702.0660.7635.6610.6600.7
All purpose1166.6837.9685.3613.0572.2546.0527.5503.0489.3
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward733.90.8175
All purpose591.81.0139
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low761.60.7878
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High523.01.1473
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium728.80.8233
Triple Number Windward/Leeward High632.50.9486
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance647.30.9269
Triple Number Coastal/Long Distance Low761.60.7878
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High523.01.1473
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium728.80.8233
Triple Number Windward/Leeward High632.50.9486
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1705.51114.4831.1692.4612.7567.9532.9473.5453.9
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7443
Downwind "popa"0.8261
70% up, 30% down "Ilhabela"0.7671
30% up, 70% down "Ilhabela-inverso"0.7997
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low761.60.7878
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High523.01.1473
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium728.80.8233
Triple Number Windward/Leeward High632.50.9486
Predominantly Upwind630.80.9512
Predominantly Downwind613.00.9788
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low761.60.7878
Triple Number AP Medium588.81.0191
Triple Number AP High522.91.1473
Triple Number Windward/Leeward Low1039.50.5772
Triple Number Windward/Leeward Medium728.80.8233
Triple Number Windward/Leeward High632.50.9486
Single Number Predominant Upwind654.90.9161
Single Number Predominant Reaching585.51.0247
Single Number Predominant Downwind643.70.9321
Predominant Upwind - Low877.20.6840
Predominant Upwind - Low/Med681.60.8803
Predominant Upwind - Medium613.20.9785
Predominant Upwind - Med/High579.11.0362
Predominant Upwind - High567.31.0576
Predominant Downwind Low983.60.6100
Predominant Downwind Low/Med708.80.8465
Predominant Downwind Medium588.91.0189
Predominant Downwind Med/High513.71.1679
Predominant Downwind High470.31.2757
Predominant Reaching Low821.10.7307
Predominant Reaching Low/Med624.90.9602
Predominant Reaching Medium546.41.0980
Predominant Reaching Med/High498.11.2046
Predominant Reaching High470.01.2767
SA/DSPL Upwind27.26SA/DSPL Downwind27.26
Scoring OptionTODTOT
5-Band Windward/Leeward Low1165.10.5150
5-Band Windward/Leeward Low/Med848.10.7075
5-Band Windward/Leeward Medium715.50.8385
5-Band Windward/Leeward Med/High641.20.9357
5-Band Windward/Leeward High613.20.9784
Windward/Leeward 60-40 Low1142.90.5250
Windward/Leeward 60-40 Low/Med845.00.7101
Windward/Leeward 60-40 Medium726.20.8262
Windward/Leeward 60-40 Med/High663.00.9050
Windward/Leeward 60-40 High642.70.9335
5-Band AP Low856.10.7009
5-Band AP Low/Med665.60.9014
5-Band AP Medium580.31.0340
5-Band AP Med/High530.31.1315
5-Band AP High504.91.1885
5-Band SF Bay Tour - Low992.30.6047
5-Band SF Bay Tour - Low/Med806.80.7437
5-Band SF Bay Tour - Medium691.60.8676
5-Band SF Bay Tour - Med/High628.50.9546
5-Band SF Bay Tour - High603.10.9949
Chicago-Mac Upwind0.8915
Chicago-Mac All Purpose0.8982
Chicago-Mac Downwind0.8934
Bayview-Mac Cove Island0.6497
Bayview-Mac Shore0.6582
Harvest Moon Regatta505.71.1864
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance647.30.9269
Triple Number Coastal/Long Distance Low761.60.7878
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High523.01.1473
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium728.80.8233
Triple Number Windward/Leeward High632.50.9486
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1705.51114.4831.1692.4612.7567.9532.9473.5453.9
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance647.30.9269
Triple Number Coastal/Long Distance Low761.60.7878
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High523.01.1473
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium728.80.8233
Triple Number Windward/Leeward High632.50.9486
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1705.51114.4831.1692.4612.7567.9532.9473.5453.9
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance647.3
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1705.51114.4831.1692.4612.7567.9532.9473.5453.9
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low761.60.7878
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High523.01.1473
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium728.80.8233
Triple Number Windward/Leeward High632.50.9486
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating647.30.9269
FinRating, kevyt tuuli1147.10.8718
FinRating, kova tuuli506.50.9872
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low761.60.7878
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High523.01.1473
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium728.80.8233
Triple Number Windward/Leeward High632.50.9486
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9269
Triple Number Coastal/Long Distance Low0.7878
Triple Number Coastal/Long Distance Medium1.0192
Triple Number Coastal/Long Distance High1.1473
Triple Number Windward/Leeward Low0.6041
Triple Number Windward/Leeward Medium0.8233
Triple Number Windward/Leeward High0.9486
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1705.51114.4831.1692.4612.7567.9532.9473.5453.9
For information
General Purpose Handicap (GPH)664.7
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance647.30.9269
Triple Number Coastal/Long Distance Low761.60.7878
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High523.01.1473
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium728.80.8233
Triple Number Windward/Leeward High632.50.9486
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1705.51114.4831.1692.4612.7567.9532.9473.5453.9
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low761.60.7878
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High523.01.1473
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium728.80.8233
Triple Number Windward/Leeward High632.50.9486
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance647.30.9269
Triple Number Coastal/Long Distance Low761.60.7878
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High523.01.1473
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium728.80.8233
Triple Number Windward/Leeward High632.50.9486
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1705.51114.4831.1692.4612.7567.9532.9473.5453.9
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance647.30.9269
Triple Number Coastal/Long Distance Low761.60.7878
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High523.01.1473
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium728.80.8233
Triple Number Windward/Leeward High632.50.9486
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1705.51114.4831.1692.4612.7567.9532.9473.5453.9
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low761.6
Triple Number Coastal/Long Distance Medium588.7
Triple Number Coastal/Long Distance High523.0
Triple Number Windward/Leeward Low993.2
Triple Number Windward/Leeward Medium728.8
Triple Number Windward/Leeward High632.5
Predominantly Upwind630.8
Predominantly Downwind613.0
Predominantly Reaching577.6
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance647.30.9269
Triple Number Coastal/Long Distance Low761.60.7878
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High523.01.1473
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium728.80.8233
Triple Number Windward/Leeward High632.50.9486
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1705.51114.4831.1692.4612.7567.9532.9473.5453.9
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7878
Triple Number Coastal/Long Distance Medium1.0192
Triple Number Coastal/Long Distance High1.1473
Triple Number Windward/Leeward Low0.6041
Triple Number Windward/Leeward Medium0.8233
Triple Number Windward/Leeward High0.9486
Coastal/Long Distance0.9269
Predominantly Upwind0.9512
Predominantly Downwind0.9788
For information
General Purpose Handicap (GPH)664.7
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0139
Distanseseilas Trippeltall svak vind0.7878
Distanseseilas Trippeltall mellomvind1.0192
Distanseseilas Trippeltall sterk vind1.1473
Pølsebane Trippeltall svak vind0.6041
Pølsebane Trippeltall mellomvind0.8233
Pølsebane Trippeltall sterk vind0.9486
Motvind Singeltall0.9512
Medvind Singeltall0.9788
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low761.60.7878
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High523.01.1473
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium728.80.8233
Triple Number Windward/Leeward High632.50.9486
Coastal/Long Distance647.30.9269
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind630.80.9512
Predominantly Downwind613.00.9788
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore603.70.9939
Cape Doctor Coastal493.41.2161
Triple Number Coastal/Long Distance Low761.60.7878
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High523.01.1473
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium728.80.8233
Triple Number Windward/Leeward High632.50.9486
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7878
Triple Number Coastal/Long Distance Medium1.0192
Triple Number Coastal/Long Distance High1.1473
Triple Number Windward/Leeward Low0.6041
Triple Number Windward/Leeward Medium0.8233
Triple Number Windward/Leeward High0.9486
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7878
Triple Number Coastal/Long Distance Medium1.0192
Triple Number Coastal/Long Distance High1.1473
Triple Number Windward/Leeward Low0.6041
Triple Number Windward/Leeward Medium0.8233
Triple Number Windward/Leeward High0.9486
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance647.30.9269
Triple Number Coastal/Long Distance Low761.60.7878
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High523.01.1473
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium728.80.8233
Triple Number Windward/Leeward High632.50.9486
Predominantly Upwind630.80.9512
Predominantly Downwind613.00.9788
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1705.51114.4831.1692.4612.7567.9532.9473.5453.9
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance647.30.9269
Triple Number Coastal/Long Distance Low761.60.7878
Triple Number Coastal/Long Distance Medium588.71.0192
Triple Number Coastal/Long Distance High523.01.1473
Triple Number Windward/Leeward Low993.20.6041
Triple Number Windward/Leeward Medium728.80.8233
Triple Number Windward/Leeward High632.50.9486
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1705.51114.4831.1692.4612.7567.9532.9473.5453.9
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low761.60.7878
Triple Number AP Medium588.81.0191
Triple Number AP High522.91.1473
Triple Number Windward/Leeward Low1039.50.5772
Triple Number Windward/Leeward Medium728.80.8233
Triple Number Windward/Leeward High632.50.9486
Single Number Predominant Upwind654.90.9161
Single Number Predominant Reaching585.51.0247
Single Number Predominant Downwind643.70.9321
Predominant Upwind - Low877.20.6840
Predominant Upwind - Low/Med681.60.8803
Predominant Upwind - Medium613.20.9785
Predominant Upwind - Med/High579.11.0362
Predominant Upwind - High567.31.0576
Predominant Downwind Low983.60.6100
Predominant Downwind Low/Med708.80.8465
Predominant Downwind Medium588.91.0189
Predominant Downwind Med/High513.71.1679
Predominant Downwind High470.31.2757
Predominant Reaching Low821.10.7307
Predominant Reaching Low/Med624.90.9602
Predominant Reaching Medium546.41.0980
Predominant Reaching Med/High498.11.2046
Predominant Reaching High470.01.2767
SA/DSPL Upwind27.26SA/DSPL Downwind27.26
Scoring OptionTODTOT
5-Band Windward/Leeward Low1165.10.5150
5-Band Windward/Leeward Low/Med848.10.7075
5-Band Windward/Leeward Medium715.50.8385
5-Band Windward/Leeward Med/High641.20.9357
5-Band Windward/Leeward High613.20.9784
Windward/Leeward 60-40 Low1142.90.5250
Windward/Leeward 60-40 Low/Med845.00.7101
Windward/Leeward 60-40 Medium726.20.8262
Windward/Leeward 60-40 Med/High663.00.9050
Windward/Leeward 60-40 High642.70.9335
5-Band AP Low856.10.7009
5-Band AP Low/Med665.60.9014
5-Band AP Medium580.31.0340
5-Band AP Med/High530.31.1315
5-Band AP High504.91.1885
5-Band SF Bay Tour - Low992.30.6047
5-Band SF Bay Tour - Low/Med806.80.7437
5-Band SF Bay Tour - Medium691.60.8676
5-Band SF Bay Tour - Med/High628.50.9546
5-Band SF Bay Tour - High603.10.9949
Chicago-Mac Upwind0.8915
Chicago-Mac All Purpose0.8982
Chicago-Mac Downwind0.8934
Bayview-Mac Cove Island0.6497
Bayview-Mac Shore0.6582
Harvest Moon Regatta505.71.1864
ORC Ref  04620003RAEIssued on 14/05/2025Valid until 31/01/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Double HandedClub Certificate2025
AlegriaRSA-3000
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassWhitbread MG30Measurement09/09/2022HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA9.470Max. Beam3.360Draft1.929Displacement2,553Wetted area17.59IMS L8.513LSM08.345Acc. length9.470Sink (kg/mm) 13.91
VCGD-0.049VCGM-0.055RM Rated (kg·m) 68.3Limit of positive stability(°) N/AStability IndexN/ADefault crew weight170Declared crew weightN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.360PBW0.100PIPA0.0038
PSD0.025PHD0.066PHL0.112
PSA15.0°ESL0.800
ST10.012ST20.090ST30.090
ST40.050ST50.160
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays1Checkstays0Spreaders2Rotating mastNo
P12.510IG11.523ISP14.203MDT10.100MDL10.160MDT20.090MDL20.090TL2.440MW0.160GO0.200
E4.120J3.450BAS1.453FSD0.035SFJ0.197SPLWPLTPS5.600BD0.140MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date11/01/2019
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  04620003RAEIssued on 14/05/2025Valid until 31/01/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org
Double HandedClub Certificate2025
AlegriaRSA-3000
ORC
Central Rating Office
Issuing certificates for
SOUTH AFRICA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentM1-20.251.071.762.733.4831.8610/04/2025
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentJAP-10.110.520.931.732.523.3111.20YesNo 19.2210/04/2025
ORC Ref  04620003RAEIssued on 14/05/2025Valid until 31/01/2026
VPP ver: 2025 1.01 | © ORC | www.orc.org