Club Certificate2025
CalypsoLAT722
Latvijas Jūras
burāšanas asociācija
Grecinieku street 11A-5, Riga
Riga LV-1050 Latvia
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 Angles43.3°43.3°40.9°39.8°39.1°38.5°38.4°38.5°39.3°
Beat VMG2.483.404.104.544.764.874.924.954.89
52°3.865.176.066.556.776.866.916.966.96
60°4.105.436.296.736.947.047.107.167.17
75°4.275.626.446.877.117.267.367.477.53
90°4.155.516.406.877.157.367.537.757.90
110°3.885.326.396.967.307.577.808.108.32
120°3.705.126.216.877.257.557.838.378.77
135°3.234.545.646.497.007.357.678.329.12
150°2.633.844.945.876.597.047.377.998.70
Run VMG2.283.324.285.105.836.436.887.518.09
Gybe Angles145.8°145.8°150.5°154.1°159.7°167.1°176.8°178.6°178.6°
APH ToD:587.5CDL: 8.475APH ToT: 1.0212CertNo:036/25
BOAT
ClassContrast 362DesignerRolf MagnussonBuilderAge date01/1988Series date05/1987Offset filecontrast36.offData fileLAT722
HULL
Length Overall11.029 mMaximum Beam3.314 mDraft1.869 mDisplacement5,500 kgDLR7.4059IMS DivisionCruiser/RacerDynamic Allowance0.330%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.320m
CREW
Maximum weight380 kg(declared)Minimum weight250 kg ✱ when appliedNon Manual PowerYesCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail32.2932.79Headsail Luffed33.6633.66Headsail FlyingSymmetric62.2462.24Asymmetric
STORM SAIL AREAS (m²)
Trysail9.50Storm Jib6.96Heavy Weather Jib18.78
SAIL LIMITS
Headsails5
✱ One set on the forestay
Spinnakers4
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.
Club Certificate2025
CalypsoLAT722
Latvijas Jūras
burāšanas asociācija
Grecinieku street 11A-5, Riga
Riga LV-1050 Latvia
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 VMG1451.11058.8878.5792.2756.1739.9731.4727.2736.1
52°932.4696.7594.3549.6532.1524.9520.7517.1517.3
60°877.4662.7572.6535.0519.0511.5507.2502.8501.9
75°842.4641.1558.7524.3506.6495.9489.4482.1477.8
90°866.5652.8562.5523.8503.2488.8478.0464.3455.7
110°928.1676.3563.4517.3493.1475.4461.7444.7432.5
120°974.1703.8579.6524.1496.7477.0459.8430.1410.3
135°1113.2792.8638.3554.6514.1489.6469.3432.9394.6
150°1366.5938.4728.7613.5546.3511.2488.3450.3414.0
Run VMG1577.81083.6841.1705.2617.5560.2523.5479.3444.9
Selected Courses
Windward / Leeward1512.21071.2859.8748.7686.8650.1627.5603.3590.5
All purpose1137.0822.6676.4604.3566.9545.4531.2512.9500.7
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward718.20.8354
All purpose587.51.0212
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low749.40.8006
Triple Number Coastal/Long Distance Medium583.11.0290
Triple Number Coastal/Long Distance High527.81.1367
Triple Number Windward/Leeward Low965.60.6214
Triple Number Windward/Leeward Medium712.70.8419
Triple Number Windward/Leeward High624.00.9615
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance638.80.9393
Triple Number Coastal/Long Distance Low749.40.8006
Triple Number Coastal/Long Distance Medium583.11.0290
Triple Number Coastal/Long Distance High527.81.1367
Triple Number Windward/Leeward Low965.60.6214
Triple Number Windward/Leeward Medium712.70.8419
Triple Number Windward/Leeward High624.00.9615
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1615.11072.4810.0677.7604.1565.8537.0491.8478.7
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7389
Downwind "popa"0.8731
70% up, 30% down "Ilhabela"0.7746
30% up, 70% down "Ilhabela-inverso"0.8280
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low749.40.8006
Triple Number Coastal/Long Distance Medium583.11.0290
Triple Number Coastal/Long Distance High527.81.1367
Triple Number Windward/Leeward Low965.60.6214
Triple Number Windward/Leeward Medium712.70.8419
Triple Number Windward/Leeward High624.00.9615
Predominantly Upwind632.10.9493
Predominantly Downwind599.01.0017
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low749.50.8006
Triple Number AP Medium583.21.0289
Triple Number AP High527.91.1367
Triple Number Windward/Leeward Low1009.30.5945
Triple Number Windward/Leeward Medium712.70.8419
Triple Number Windward/Leeward High624.00.9615
Single Number Predominant Upwind656.80.9136
Single Number Predominant Reaching586.51.0231
Single Number Predominant Downwind627.00.9569
Predominant Upwind - Low890.00.6741
Predominant Upwind - Low/Med686.90.8734
Predominant Upwind - Medium612.80.9792
Predominant Upwind - Med/High578.41.0373
Predominant Upwind - High565.31.0614
Predominant Downwind Low922.30.6505
Predominant Downwind Low/Med679.00.8836
Predominant Downwind Medium577.21.0395
Predominant Downwind Med/High517.61.1591
Predominant Downwind High486.11.2343
Predominant Reaching Low805.50.7449
Predominant Reaching Low/Med619.40.9687
Predominant Reaching Medium548.11.0947
Predominant Reaching Med/High509.01.1787
Predominant Reaching High487.91.2297
SA/DSPL Upwind21.05SA/DSPL Downwind30.17
Scoring OptionTODTOT
5-Band Windward/Leeward Low1129.20.5314
5-Band Windward/Leeward Low/Med826.20.7262
5-Band Windward/Leeward Medium700.40.8567
5-Band Windward/Leeward Med/High632.20.9491
5-Band Windward/Leeward High605.20.9913
Windward/Leeward 60-40 Low1125.70.5330
Windward/Leeward 60-40 Low/Med832.30.7209
Windward/Leeward 60-40 Medium713.80.8406
Windward/Leeward 60-40 Med/High652.60.9194
Windward/Leeward 60-40 High630.10.9523
5-Band AP Low831.50.7216
5-Band AP Low/Med656.30.9142
5-Band AP Medium575.61.0424
5-Band AP Med/High533.51.1247
5-Band AP High513.91.1674
5-Band SF Bay Tour - Low970.00.6186
5-Band SF Bay Tour - Low/Med789.80.7597
5-Band SF Bay Tour - Medium677.90.8851
5-Band SF Bay Tour - Med/High619.90.9679
5-Band SF Bay Tour - High596.01.0066
Chicago-Mac Upwind0.8880
Chicago-Mac All Purpose0.9087
Chicago-Mac Downwind0.9228
Bayview-Mac Cove Island0.6668
Bayview-Mac Shore0.6728
Harvest Moon Regatta514.61.1659
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance638.80.9393
Triple Number Coastal/Long Distance Low749.40.8006
Triple Number Coastal/Long Distance Medium583.11.0290
Triple Number Coastal/Long Distance High527.81.1367
Triple Number Windward/Leeward Low965.60.6214
Triple Number Windward/Leeward Medium712.70.8419
Triple Number Windward/Leeward High624.00.9615
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1615.11072.4810.0677.7604.1565.8537.0491.8478.7
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance638.80.9393
Triple Number Coastal/Long Distance Low749.40.8006
Triple Number Coastal/Long Distance Medium583.11.0290
Triple Number Coastal/Long Distance High527.81.1367
Triple Number Windward/Leeward Low965.60.6214
Triple Number Windward/Leeward Medium712.70.8419
Triple Number Windward/Leeward High624.00.9615
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1615.11072.4810.0677.7604.1565.8537.0491.8478.7
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance638.8
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1615.11072.4810.0677.7604.1565.8537.0491.8478.7
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low749.40.8006
Triple Number Coastal/Long Distance Medium583.11.0290
Triple Number Coastal/Long Distance High527.81.1367
Triple Number Windward/Leeward Low965.60.6214
Triple Number Windward/Leeward Medium712.70.8419
Triple Number Windward/Leeward High624.00.9615
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating638.80.9393
FinRating, kevyt tuuli1110.20.9007
FinRating, kova tuuli517.40.9664
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low749.40.8006
Triple Number Coastal/Long Distance Medium583.11.0290
Triple Number Coastal/Long Distance High527.81.1367
Triple Number Windward/Leeward Low965.60.6214
Triple Number Windward/Leeward Medium712.70.8419
Triple Number Windward/Leeward High624.00.9615
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9393
Triple Number Coastal/Long Distance Low0.8006
Triple Number Coastal/Long Distance Medium1.0290
Triple Number Coastal/Long Distance High1.1367
Triple Number Windward/Leeward Low0.6214
Triple Number Windward/Leeward Medium0.8419
Triple Number Windward/Leeward High0.9615
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1615.11072.4810.0677.7604.1565.8537.0491.8478.7
For information
General Purpose Handicap (GPH)658.2
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance638.80.9393
Triple Number Coastal/Long Distance Low749.40.8006
Triple Number Coastal/Long Distance Medium583.11.0290
Triple Number Coastal/Long Distance High527.81.1367
Triple Number Windward/Leeward Low965.60.6214
Triple Number Windward/Leeward Medium712.70.8419
Triple Number Windward/Leeward High624.00.9615
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1615.11072.4810.0677.7604.1565.8537.0491.8478.7
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low749.40.8006
Triple Number Coastal/Long Distance Medium583.11.0290
Triple Number Coastal/Long Distance High527.81.1367
Triple Number Windward/Leeward Low965.60.6214
Triple Number Windward/Leeward Medium712.70.8419
Triple Number Windward/Leeward High624.00.9615
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance638.80.9393
Triple Number Coastal/Long Distance Low749.40.8006
Triple Number Coastal/Long Distance Medium583.11.0290
Triple Number Coastal/Long Distance High527.81.1367
Triple Number Windward/Leeward Low965.60.6214
Triple Number Windward/Leeward Medium712.70.8419
Triple Number Windward/Leeward High624.00.9615
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1615.11072.4810.0677.7604.1565.8537.0491.8478.7
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance638.80.9393
Triple Number Coastal/Long Distance Low749.40.8006
Triple Number Coastal/Long Distance Medium583.11.0290
Triple Number Coastal/Long Distance High527.81.1367
Triple Number Windward/Leeward Low965.60.6214
Triple Number Windward/Leeward Medium712.70.8419
Triple Number Windward/Leeward High624.00.9615
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1615.11072.4810.0677.7604.1565.8537.0491.8478.7
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low749.4
Triple Number Coastal/Long Distance Medium583.1
Triple Number Coastal/Long Distance High527.8
Triple Number Windward/Leeward Low965.6
Triple Number Windward/Leeward Medium712.7
Triple Number Windward/Leeward High624.0
Predominantly Upwind632.1
Predominantly Downwind599.0
Predominantly Reaching574.2
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance638.80.9393
Triple Number Coastal/Long Distance Low749.40.8006
Triple Number Coastal/Long Distance Medium583.11.0290
Triple Number Coastal/Long Distance High527.81.1367
Triple Number Windward/Leeward Low965.60.6214
Triple Number Windward/Leeward Medium712.70.8419
Triple Number Windward/Leeward High624.00.9615
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1615.11072.4810.0677.7604.1565.8537.0491.8478.7
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8006
Triple Number Coastal/Long Distance Medium1.0290
Triple Number Coastal/Long Distance High1.1367
Triple Number Windward/Leeward Low0.6214
Triple Number Windward/Leeward Medium0.8419
Triple Number Windward/Leeward High0.9615
Coastal/Long Distance0.9393
Predominantly Upwind0.9493
Predominantly Downwind1.0017
For information
General Purpose Handicap (GPH)658.2
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0212
Distanseseilas Trippeltall svak vind0.8006
Distanseseilas Trippeltall mellomvind1.0290
Distanseseilas Trippeltall sterk vind1.1367
Pølsebane Trippeltall svak vind0.6214
Pølsebane Trippeltall mellomvind0.8419
Pølsebane Trippeltall sterk vind0.9615
Motvind Singeltall0.9493
Medvind Singeltall1.0017
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low749.40.8006
Triple Number Coastal/Long Distance Medium583.11.0290
Triple Number Coastal/Long Distance High527.81.1367
Triple Number Windward/Leeward Low965.60.6214
Triple Number Windward/Leeward Medium712.70.8419
Triple Number Windward/Leeward High624.00.9615
Coastal/Long Distance638.80.9393
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind632.10.9493
Predominantly Downwind599.01.0017
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore594.31.0095
Cape Doctor Coastal504.31.1897
Triple Number Coastal/Long Distance Low749.40.8006
Triple Number Coastal/Long Distance Medium583.11.0290
Triple Number Coastal/Long Distance High527.81.1367
Triple Number Windward/Leeward Low965.60.6214
Triple Number Windward/Leeward Medium712.70.8419
Triple Number Windward/Leeward High624.00.9615
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8006
Triple Number Coastal/Long Distance Medium1.0290
Triple Number Coastal/Long Distance High1.1367
Triple Number Windward/Leeward Low0.6214
Triple Number Windward/Leeward Medium0.8419
Triple Number Windward/Leeward High0.9615
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8006
Triple Number Coastal/Long Distance Medium1.0290
Triple Number Coastal/Long Distance High1.1367
Triple Number Windward/Leeward Low0.6214
Triple Number Windward/Leeward Medium0.8419
Triple Number Windward/Leeward High0.9615
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance638.80.9393
Triple Number Coastal/Long Distance Low749.40.8006
Triple Number Coastal/Long Distance Medium583.11.0290
Triple Number Coastal/Long Distance High527.81.1367
Triple Number Windward/Leeward Low965.60.6214
Triple Number Windward/Leeward Medium712.70.8419
Triple Number Windward/Leeward High624.00.9615
Predominantly Upwind632.10.9493
Predominantly Downwind599.01.0017
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1615.11072.4810.0677.7604.1565.8537.0491.8478.7
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance638.80.9393
Triple Number Coastal/Long Distance Low749.40.8006
Triple Number Coastal/Long Distance Medium583.11.0290
Triple Number Coastal/Long Distance High527.81.1367
Triple Number Windward/Leeward Low965.60.6214
Triple Number Windward/Leeward Medium712.70.8419
Triple Number Windward/Leeward High624.00.9615
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1615.11072.4810.0677.7604.1565.8537.0491.8478.7
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low749.50.8006
Triple Number AP Medium583.21.0289
Triple Number AP High527.91.1367
Triple Number Windward/Leeward Low1009.30.5945
Triple Number Windward/Leeward Medium712.70.8419
Triple Number Windward/Leeward High624.00.9615
Single Number Predominant Upwind656.80.9136
Single Number Predominant Reaching586.51.0231
Single Number Predominant Downwind627.00.9569
Predominant Upwind - Low890.00.6741
Predominant Upwind - Low/Med686.90.8734
Predominant Upwind - Medium612.80.9792
Predominant Upwind - Med/High578.41.0373
Predominant Upwind - High565.31.0614
Predominant Downwind Low922.30.6505
Predominant Downwind Low/Med679.00.8836
Predominant Downwind Medium577.21.0395
Predominant Downwind Med/High517.61.1591
Predominant Downwind High486.11.2343
Predominant Reaching Low805.50.7449
Predominant Reaching Low/Med619.40.9687
Predominant Reaching Medium548.11.0947
Predominant Reaching Med/High509.01.1787
Predominant Reaching High487.91.2297
SA/DSPL Upwind21.05SA/DSPL Downwind30.17
Scoring OptionTODTOT
5-Band Windward/Leeward Low1129.20.5314
5-Band Windward/Leeward Low/Med826.20.7262
5-Band Windward/Leeward Medium700.40.8567
5-Band Windward/Leeward Med/High632.20.9491
5-Band Windward/Leeward High605.20.9913
Windward/Leeward 60-40 Low1125.70.5330
Windward/Leeward 60-40 Low/Med832.30.7209
Windward/Leeward 60-40 Medium713.80.8406
Windward/Leeward 60-40 Med/High652.60.9194
Windward/Leeward 60-40 High630.10.9523
5-Band AP Low831.50.7216
5-Band AP Low/Med656.30.9142
5-Band AP Medium575.61.0424
5-Band AP Med/High533.51.1247
5-Band AP High513.91.1674
5-Band SF Bay Tour - Low970.00.6186
5-Band SF Bay Tour - Low/Med789.80.7597
5-Band SF Bay Tour - Medium677.90.8851
5-Band SF Bay Tour - Med/High619.90.9679
5-Band SF Bay Tour - High596.01.0066
Chicago-Mac Upwind0.8880
Chicago-Mac All Purpose0.9087
Chicago-Mac Downwind0.9228
Bayview-Mac Cove Island0.6668
Bayview-Mac Shore0.6728
Harvest Moon Regatta514.61.1659
Club Certificate2025
CalypsoLAT722
Latvijas Jūras
burāšanas asociācija
Grecinieku street 11A-5, Riga
Riga LV-1050 Latvia
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassContrast 362Measurement07/06/2025HINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA11.029Max. Beam3.314Draft1.869Displacement5,500Wetted area23.40IMS L9.149LSM09.055Acc. length10.771Sink (kg/mm) 16.83
VCGD-0.033VCGM-0.011RM Rated (kg·m) 94.4Limit of positive stability(°) N/AStability IndexN/ADefault crew weight597Declared crew weight380
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.320PBWPIPA0.0032
EDL1.200ST10.042ST20.180
ST30.180ST40.112ST50.250
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerYesMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays1CheckstaysSpreaders1Rotating mastNo
P13.300IG12.304ISP12.304MDT10.125MDL10.175MDT2MDL2TLTaperMW0.175GO
E4.080J4.045BAS1.423FSD0.035SFJ0.600SPL3.615WPLTPSBD0.150MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM estimatedFlotation Date20/08/2020
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Club Certificate2025
CalypsoLAT722
Latvijas Jūras
burāšanas asociācija
Grecinieku street 11A-5, Riga
Riga LV-1050 Latvia
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment00.160.861.552.623.4232.2903/05/2025
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment00.080.751.462.914.436.0111.36NoNo 33.6603/05/202500.070.681.322.674.075.5311.35NoNo 30.8529/05/2025
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment011.6511.6611.666.416.4062.2403/05/2025
CRUISER/RACER REQUIREMENTS*
Accommodation length10.8 mTable area0.55 m²Headroom1.75 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity120 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity66 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.