Club Certificate2025
ARCO IRISESP-9692_C
RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
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 Angles45.1°45.1°43.4°41.9°40.1°38.9°38.5°38.8°40.6°
Beat VMG1.992.803.473.974.364.634.754.774.65
52°3.154.345.275.896.276.526.666.726.71
60°3.364.605.536.106.436.676.846.956.98
75°3.484.765.706.256.586.837.067.347.46
90°3.384.645.626.296.696.967.127.577.89
110°3.294.645.736.416.837.207.558.138.51
120°3.124.455.576.336.787.167.548.389.33
135°2.723.955.086.016.556.947.338.179.43
150°2.333.414.445.396.146.606.967.688.59
Run VMG2.012.963.854.675.405.966.397.067.71
Gybe Angles147.6°147.6°150.3°151.2°157.9°164.2°170.0°175.9°170.9°
APH ToD:640.0CDL: 7.195APH ToT: 0.9375CertNo:969201
BOAT
ClassNAJA 30DesignerS LANGEVINBuilderWHISSTOCKS BOATYARAge date01/1981Series date01/1978Offset fileHC23501.offData fileE9692_C
HULL
Length Overall8.910 mMaximum Beam3.028 mDraft1.704 mDisplacement2,920 kgDLR6.6711IMS DivisionCruiser/RacerDynamic Allowance0.340%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeSolid 3 bladesDiameter0.360m
CREW
Maximum weight465 kg(default)Minimum weight335 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail15.6815.95Headsail Luffed31.9531.95Headsail FlyingSymmetric60.8260.82Asymmetric
STORM SAIL AREAS (m²)
Trysail4.48Storm Jib5.85Heavy Weather Jib15.78
SAIL LIMITS
Headsails5
✱ One set on the forestay
✱ Woven polyester sails
Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
COMMENTS
MEDIDAS ESTIMADAS.
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.
Club Certificate2025
ARCO IRISESP-9692_C
RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
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 VMG1805.51284.61036.9906.8825.6777.1757.6754.2773.7
52°1144.1828.8682.8611.6574.1552.2540.5535.6536.7
60°1070.3782.0651.0590.6559.7539.7526.5518.0515.4
75°1034.1756.6631.4575.7547.2526.7509.8490.4482.4
90°1065.0775.3640.8572.5537.8517.1506.0475.4456.5
110°1094.1776.6628.1561.2527.0500.0477.0442.9422.9
120°1152.3808.9645.8568.9531.2502.6477.3429.6386.0
135°1323.9911.2708.2599.4549.7518.4491.2440.6381.7
150°1547.61055.0810.1668.1586.7545.6517.2468.6419.0
Run VMG1789.41218.2935.2770.9666.9604.4563.8510.1466.7
Selected Courses
Windward / Leeward1796.21251.4986.0838.8746.2690.8660.7632.2620.2
All purpose1363.5962.6770.3669.5612.0576.9555.4528.4511.0
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward788.60.7608
All purpose640.00.9375
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low866.40.6925
Triple Number Coastal/Long Distance Medium635.60.9440
Triple Number Coastal/Long Distance High550.71.0896
Triple Number Windward/Leeward Low1118.80.5363
Triple Number Windward/Leeward Medium783.20.7661
Triple Number Windward/Leeward High657.50.9125
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance698.60.8588
Triple Number Coastal/Long Distance Low866.40.6925
Triple Number Coastal/Long Distance Medium635.60.9440
Triple Number Coastal/Long Distance High550.71.0896
Triple Number Windward/Leeward Low1118.80.5363
Triple Number Windward/Leeward Medium783.20.7661
Triple Number Windward/Leeward High657.50.9125
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1909.71248.1926.2755.1653.1598.7562.1505.3482.6
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6622
Downwind "popa"0.7970
70% up, 30% down "Ilhabela"0.6976
30% up, 70% down "Ilhabela-inverso"0.7511
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low866.40.6925
Triple Number Coastal/Long Distance Medium635.60.9440
Triple Number Coastal/Long Distance High550.71.0896
Triple Number Windward/Leeward Low1118.80.5363
Triple Number Windward/Leeward Medium783.20.7661
Triple Number Windward/Leeward High657.50.9125
Predominantly Upwind694.50.8640
Predominantly Downwind653.90.9176
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low866.50.6925
Triple Number AP Medium635.70.9439
Triple Number AP High550.61.0896
Triple Number Windward/Leeward Low1171.90.5120
Triple Number Windward/Leeward Medium783.20.7661
Triple Number Windward/Leeward High657.50.9125
Single Number Predominant Upwind726.90.8254
Single Number Predominant Reaching643.90.9318
Single Number Predominant Downwind687.60.8725
Predominant Upwind - Low1060.40.5658
Predominant Upwind - Low/Med782.20.7670
Predominant Upwind - Medium666.50.9002
Predominant Upwind - Med/High605.80.9905
Predominant Upwind - High585.91.0240
Predominant Downwind Low1066.70.5625
Predominant Downwind Low/Med757.20.7924
Predominant Downwind Medium624.20.9613
Predominant Downwind Med/High546.81.0973
Predominant Downwind High504.41.1895
Predominant Reaching Low947.40.6333
Predominant Reaching Low/Med694.90.8634
Predominant Reaching Medium591.91.0137
Predominant Reaching Med/High534.71.1221
Predominant Reaching High502.61.1938
SA/DSPL Upwind23.24SA/DSPL Downwind37.31
Scoring OptionTODTOT
5-Band Windward/Leeward Low1321.60.4540
5-Band Windward/Leeward Low/Med937.80.6398
5-Band Windward/Leeward Medium765.20.7841
5-Band Windward/Leeward Med/High668.10.8981
5-Band Windward/Leeward High635.00.9448
Windward/Leeward 60-40 Low1327.80.4519
Windward/Leeward 60-40 Low/Med949.50.6319
Windward/Leeward 60-40 Medium780.80.7685
Windward/Leeward 60-40 Med/High687.70.8725
Windward/Leeward 60-40 High659.70.9096
5-Band AP Low969.80.6187
5-Band AP Low/Med739.70.8111
5-Band AP Medium624.10.9613
5-Band AP Med/High559.21.0729
5-Band AP High530.01.1320
5-Band SF Bay Tour - Low1133.30.5294
5-Band SF Bay Tour - Low/Med897.30.6687
5-Band SF Bay Tour - Medium739.50.8113
5-Band SF Bay Tour - Med/High652.30.9198
5-Band SF Bay Tour - High621.30.9657
Chicago-Mac Upwind0.7939
Chicago-Mac All Purpose0.8178
Chicago-Mac Downwind0.8364
Bayview-Mac Cove Island0.5760
Bayview-Mac Shore0.5801
Harvest Moon Regatta550.31.0904
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance698.60.8588
Triple Number Coastal/Long Distance Low866.40.6925
Triple Number Coastal/Long Distance Medium635.60.9440
Triple Number Coastal/Long Distance High550.71.0896
Triple Number Windward/Leeward Low1118.80.5363
Triple Number Windward/Leeward Medium783.20.7661
Triple Number Windward/Leeward High657.50.9125
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1909.71248.1926.2755.1653.1598.7562.1505.3482.6
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance698.60.8588
Triple Number Coastal/Long Distance Low866.40.6925
Triple Number Coastal/Long Distance Medium635.60.9440
Triple Number Coastal/Long Distance High550.71.0896
Triple Number Windward/Leeward Low1118.80.5363
Triple Number Windward/Leeward Medium783.20.7661
Triple Number Windward/Leeward High657.50.9125
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1909.71248.1926.2755.1653.1598.7562.1505.3482.6
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance698.6
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1909.71248.1926.2755.1653.1598.7562.1505.3482.6
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low866.40.6925
Triple Number Coastal/Long Distance Medium635.60.9440
Triple Number Coastal/Long Distance High550.71.0896
Triple Number Windward/Leeward Low1118.80.5363
Triple Number Windward/Leeward Medium783.20.7661
Triple Number Windward/Leeward High657.50.9125
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating690.90.8684
FinRating, kevyt tuuli1301.10.7686
FinRating, kova tuuli532.80.9385
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low866.40.6925
Triple Number Coastal/Long Distance Medium635.60.9440
Triple Number Coastal/Long Distance High550.71.0896
Triple Number Windward/Leeward Low1118.80.5363
Triple Number Windward/Leeward Medium783.20.7661
Triple Number Windward/Leeward High657.50.9125
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.8588
Triple Number Coastal/Long Distance Low0.6925
Triple Number Coastal/Long Distance Medium0.9440
Triple Number Coastal/Long Distance High1.0896
Triple Number Windward/Leeward Low0.5363
Triple Number Windward/Leeward Medium0.7661
Triple Number Windward/Leeward High0.9125
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1909.71248.1926.2755.1653.1598.7562.1505.3482.6
For information
General Purpose Handicap (GPH)727.4
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance698.60.8588
Triple Number Coastal/Long Distance Low866.40.6925
Triple Number Coastal/Long Distance Medium635.60.9440
Triple Number Coastal/Long Distance High550.71.0896
Triple Number Windward/Leeward Low1118.80.5363
Triple Number Windward/Leeward Medium783.20.7661
Triple Number Windward/Leeward High657.50.9125
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1909.71248.1926.2755.1653.1598.7562.1505.3482.6
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low866.40.6925
Triple Number Coastal/Long Distance Medium635.60.9440
Triple Number Coastal/Long Distance High550.71.0896
Triple Number Windward/Leeward Low1118.80.5363
Triple Number Windward/Leeward Medium783.20.7661
Triple Number Windward/Leeward High657.50.9125
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance698.60.8588
Triple Number Coastal/Long Distance Low866.40.6925
Triple Number Coastal/Long Distance Medium635.60.9440
Triple Number Coastal/Long Distance High550.71.0896
Triple Number Windward/Leeward Low1118.80.5363
Triple Number Windward/Leeward Medium783.20.7661
Triple Number Windward/Leeward High657.50.9125
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1909.71248.1926.2755.1653.1598.7562.1505.3482.6
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance698.60.8588
Triple Number Coastal/Long Distance Low866.40.6925
Triple Number Coastal/Long Distance Medium635.60.9440
Triple Number Coastal/Long Distance High550.71.0896
Triple Number Windward/Leeward Low1118.80.5363
Triple Number Windward/Leeward Medium783.20.7661
Triple Number Windward/Leeward High657.50.9125
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1909.71248.1926.2755.1653.1598.7562.1505.3482.6
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low866.4
Triple Number Coastal/Long Distance Medium635.6
Triple Number Coastal/Long Distance High550.7
Triple Number Windward/Leeward Low1118.8
Triple Number Windward/Leeward Medium783.2
Triple Number Windward/Leeward High657.5
Predominantly Upwind694.5
Predominantly Downwind653.9
Predominantly Reaching626.8
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance698.60.8588
Triple Number Coastal/Long Distance Low866.40.6925
Triple Number Coastal/Long Distance Medium635.60.9440
Triple Number Coastal/Long Distance High550.71.0896
Triple Number Windward/Leeward Low1118.80.5363
Triple Number Windward/Leeward Medium783.20.7661
Triple Number Windward/Leeward High657.50.9125
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1909.71248.1926.2755.1653.1598.7562.1505.3482.6
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6925
Triple Number Coastal/Long Distance Medium0.9440
Triple Number Coastal/Long Distance High1.0896
Triple Number Windward/Leeward Low0.5363
Triple Number Windward/Leeward Medium0.7661
Triple Number Windward/Leeward High0.9125
Coastal/Long Distance0.8588
Predominantly Upwind0.8640
Predominantly Downwind0.9176
For information
General Purpose Handicap (GPH)727.4
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.9375
Distanseseilas Trippeltall svak vind0.6925
Distanseseilas Trippeltall mellomvind0.9440
Distanseseilas Trippeltall sterk vind1.0896
Pølsebane Trippeltall svak vind0.5363
Pølsebane Trippeltall mellomvind0.7661
Pølsebane Trippeltall sterk vind0.9125
Motvind Singeltall0.8640
Medvind Singeltall0.9176
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low866.40.6925
Triple Number Coastal/Long Distance Medium635.60.9440
Triple Number Coastal/Long Distance High550.71.0896
Triple Number Windward/Leeward Low1118.80.5363
Triple Number Windward/Leeward Medium783.20.7661
Triple Number Windward/Leeward High657.50.9125
Coastal/Long Distance698.60.8588
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind694.50.8640
Predominantly Downwind653.90.9176
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore623.80.9618
Cape Doctor Coastal516.21.1623
Triple Number Coastal/Long Distance Low866.40.6925
Triple Number Coastal/Long Distance Medium635.60.9440
Triple Number Coastal/Long Distance High550.71.0896
Triple Number Windward/Leeward Low1118.80.5363
Triple Number Windward/Leeward Medium783.20.7661
Triple Number Windward/Leeward High657.50.9125
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6925
Triple Number Coastal/Long Distance Medium0.9440
Triple Number Coastal/Long Distance High1.0896
Triple Number Windward/Leeward Low0.5363
Triple Number Windward/Leeward Medium0.7661
Triple Number Windward/Leeward High0.9125
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6925
Triple Number Coastal/Long Distance Medium0.9440
Triple Number Coastal/Long Distance High1.0896
Triple Number Windward/Leeward Low0.5363
Triple Number Windward/Leeward Medium0.7661
Triple Number Windward/Leeward High0.9125
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance698.60.8588
Triple Number Coastal/Long Distance Low866.40.6925
Triple Number Coastal/Long Distance Medium635.60.9440
Triple Number Coastal/Long Distance High550.71.0896
Triple Number Windward/Leeward Low1118.80.5363
Triple Number Windward/Leeward Medium783.20.7661
Triple Number Windward/Leeward High657.50.9125
Predominantly Upwind694.50.8640
Predominantly Downwind653.90.9176
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1909.71248.1926.2755.1653.1598.7562.1505.3482.6
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance698.60.8588
Triple Number Coastal/Long Distance Low866.40.6925
Triple Number Coastal/Long Distance Medium635.60.9440
Triple Number Coastal/Long Distance High550.71.0896
Triple Number Windward/Leeward Low1118.80.5363
Triple Number Windward/Leeward Medium783.20.7661
Triple Number Windward/Leeward High657.50.9125
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1909.71248.1926.2755.1653.1598.7562.1505.3482.6
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low866.50.6925
Triple Number AP Medium635.70.9439
Triple Number AP High550.61.0896
Triple Number Windward/Leeward Low1171.90.5120
Triple Number Windward/Leeward Medium783.20.7661
Triple Number Windward/Leeward High657.50.9125
Single Number Predominant Upwind726.90.8254
Single Number Predominant Reaching643.90.9318
Single Number Predominant Downwind687.60.8725
Predominant Upwind - Low1060.40.5658
Predominant Upwind - Low/Med782.20.7670
Predominant Upwind - Medium666.50.9002
Predominant Upwind - Med/High605.80.9905
Predominant Upwind - High585.91.0240
Predominant Downwind Low1066.70.5625
Predominant Downwind Low/Med757.20.7924
Predominant Downwind Medium624.20.9613
Predominant Downwind Med/High546.81.0973
Predominant Downwind High504.41.1895
Predominant Reaching Low947.40.6333
Predominant Reaching Low/Med694.90.8634
Predominant Reaching Medium591.91.0137
Predominant Reaching Med/High534.71.1221
Predominant Reaching High502.61.1938
SA/DSPL Upwind23.24SA/DSPL Downwind37.31
Scoring OptionTODTOT
5-Band Windward/Leeward Low1321.60.4540
5-Band Windward/Leeward Low/Med937.80.6398
5-Band Windward/Leeward Medium765.20.7841
5-Band Windward/Leeward Med/High668.10.8981
5-Band Windward/Leeward High635.00.9448
Windward/Leeward 60-40 Low1327.80.4519
Windward/Leeward 60-40 Low/Med949.50.6319
Windward/Leeward 60-40 Medium780.80.7685
Windward/Leeward 60-40 Med/High687.70.8725
Windward/Leeward 60-40 High659.70.9096
5-Band AP Low969.80.6187
5-Band AP Low/Med739.70.8111
5-Band AP Medium624.10.9613
5-Band AP Med/High559.21.0729
5-Band AP High530.01.1320
5-Band SF Bay Tour - Low1133.30.5294
5-Band SF Bay Tour - Low/Med897.30.6687
5-Band SF Bay Tour - Medium739.50.8113
5-Band SF Bay Tour - Med/High652.30.9198
5-Band SF Bay Tour - High621.30.9657
Chicago-Mac Upwind0.7939
Chicago-Mac All Purpose0.8178
Chicago-Mac Downwind0.8364
Bayview-Mac Cove Island0.5760
Bayview-Mac Shore0.5801
Harvest Moon Regatta550.31.0904
Club Certificate2025
ARCO IRISESP-9692_C
RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassNAJA 30MeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA8.910Max. Beam3.028Draft1.704Displacement2,920Wetted area18.38IMS L7.847LSM07.592Acc. length8.911Sink (kg/mm) 12.93
VCGD-0.337VCGM-0.233RM Rated (kg·m) 78.7Limit of positive stability(°) N/AStability IndexN/ADefault crew weight465Declared crew weightN/A
PROPELLER
Propeller TypeSolid 3 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.360PBW0.000PIPA0.0162
PSD0.000PHD0.000PHL0.000
PSA0.0°ESL0.000
ST10.000ST20.000ST30.000
ST40.000ST50.000
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders1Rotating mastNo
P9.290IG10.810ISP10.810MDT10.111MDL10.176MDT2MDL2TLNo TaperMWGO
E2.750J3.660BAS1.410FSD0.050SFJ0.000SPL3.740WPLTPSBDMWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered80.0Flotation Date01/01/2010
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
ARCO IRISESP-9692_C
RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentORC15.68
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentORC5.50NoNo 31.95
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateCommentORC0.0060.82
CRUISER/RACER REQUIREMENTS*
Accommodation length8.9 mTable area0.33 m²Headroom1.60 mMinimum number of berths3Personal gear stowage0.12 m³Fresh water capacity44 lMinimum number of seats in cockpit3Food stowage0.18 m³Fuel capacity28 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.