Club
Certificate
2024

Boat

SPIRIT

USA 16541

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat Angles44.0°42.4°41.7°40.1°39.4°38.9°38.9°39.5°
Beat VMG3.273.914.394.714.864.944.984.94
52°5.015.886.426.716.866.947.007.00
60°5.306.136.596.857.027.117.197.23
75°5.476.276.716.997.197.357.527.63
90°5.386.236.727.037.277.487.808.01
110°5.226.266.867.237.537.788.128.38
120°5.096.146.797.197.547.858.408.81
135°4.645.706.486.967.327.668.349.09
150°3.965.005.886.556.977.317.958.61
Run VMG3.434.345.115.786.346.807.448.03
Gybe Angles145.7°150.3°152.8°158.3°171.8°177.7°178.6°178.6°
APH ToD:593.9CDL: 8.150APH ToT: 1.0103CertNo:US1654
BOAT
ClassC&C 35 MK IDesignerC&CBuilderHINTERHOELLERAge date01/1973Series date05/1969Offset fileUS120.OFFData fileUSA10380
HULL
Length Overall10.555 mMaximum Beam3.255 mDraft1.578 mDisplacement5,193 kgDLR8.6424IMS DivisionCruiser/RacerDynamic Allowance0.150%Age Allowance0.487%
PROPELLER
InstallationShaft exposedTypeFeathering 3 bladesDiameter0.314m
CREW
Maximum weight726 kg(declared)Minimum weight596 kg * when appliedNon Manual PowerNoCrew Arm Extension0.00 m
SAIL AREAS (m²)
MeasuredRatedMainsail28.4129.02Headsail Luffed44.6444.64Headsail FlyingSymmetric85.8785.87Asymmetric
STORM SAIL AREAS (m²)
Trysail8.35Storm Jib9.04Heavy Weather Jib24.40
SAIL LIMITS
Headsails5  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
Certificate
2024

Boat

SPIRIT

USA 16541

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat VMG1099.6920.1820.9764.5741.3728.2722.7728.4
52°718.4612.6561.2536.6524.5518.6514.7514.0
60°679.7587.4546.3525.4512.9506.0500.5497.7
75°657.9573.8536.2515.2500.4489.6478.7471.6
90°669.7578.1535.4512.2495.2481.2461.3449.5
110°689.7574.8525.0497.9477.9462.6443.1429.6
120°707.4586.3530.4500.7477.7458.6428.7408.5
135°775.9631.7555.6517.6492.0469.7431.5395.9
150°910.1719.3612.1549.8516.4492.7453.0418.2
Run VMG1050.9830.4704.8623.0567.4529.7484.1448.2
Selected Courses
Windward / Leeward1075.2875.3762.9693.8654.4628.9603.4588.3
All purpose830.9689.4615.3572.9548.5531.9511.5498.0
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward725.90.8265
All purpose593.91.0103
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low760.10.7894
Triple Number Coastal/Long Distance Medium590.71.0158
Triple Number Coastal/Long Distance High528.41.1355
Triple Number Windward/Leeward Low975.30.6152
Triple Number Windward/Leeward Medium722.10.8309
Triple Number Windward/Leeward High625.70.9589
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance645.60.9294
Triple Number Coastal/Long Distance Low760.10.7894
Triple Number Coastal/Long Distance Medium590.71.0158
Triple Number Coastal/Long Distance High528.41.1355
Triple Number Windward/Leeward Low975.30.6152
Triple Number Windward/Leeward Medium722.10.8309
Triple Number Windward/Leeward High625.70.9589
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1072.8823.8690.2610.4569.0537.6490.5475.9
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7245
Downwind "popa"0.8768
70% up, 30% down "Ilhabela"0.7643
30% up, 70% down "Ilhabela-inverso"0.8247
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low760.10.7894
Triple Number Coastal/Long Distance Medium590.71.0158
Triple Number Coastal/Long Distance High528.41.1355
Triple Number Windward/Leeward Low975.30.6152
Triple Number Windward/Leeward Medium722.10.8309
Triple Number Windward/Leeward High625.70.9589
Predominantly Upwind641.00.9361
Predominantly Downwind603.00.9950
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low760.10.7894
Triple Number AP Medium590.71.0157
Triple Number AP High528.41.1355
Triple Number Windward/Leeward Low975.30.6152
Triple Number Windward/Leeward Medium722.10.8309
Triple Number Windward/Leeward High625.70.9589
Single Number Predominant Upwind639.70.9380
Single Number Predominant Reaching570.51.0517
Single Number Predominant Downwind603.60.9941
Predominant Upwind - Low834.10.7194
Predominant Upwind - Low/Med703.00.8534
Predominant Upwind - Medium620.50.9669
Predominant Upwind - Med/High578.51.0371
Predominant Upwind - High562.81.0660
Predominant Downwind Low831.40.7217
Predominant Downwind Low/Med681.30.8807
Predominant Downwind Medium581.91.0311
Predominant Downwind Med/High520.01.1538
Predominant Downwind High486.41.2337
Predominant Reaching Low744.40.8060
Predominant Reaching Low/Med627.90.9556
Predominant Reaching Medium554.31.0824
Predominant Reaching Med/High510.61.1752
Predominant Reaching High486.31.2337
SA/DSPL Upwind24.23SA/DSPL Downwind37.90
Scoring OptionTODTOT
5-Band Windward/Leeward Low1029.80.5826
5-Band Windward/Leeward Low/Med838.30.7157
5-Band Windward/Leeward Medium708.50.8469
5-Band Windward/Leeward Med/High634.40.9458
5-Band Windward/Leeward High605.20.9914
Windward/Leeward 60-40 Low1035.60.5793
Windward/Leeward 60-40 Low/Med848.40.7072
Windward/Leeward 60-40 Medium722.80.8301
Windward/Leeward 60-40 Med/High654.00.9174
Windward/Leeward 60-40 High629.10.9538
5-Band AP Low798.80.7512
5-Band AP Low/Med666.90.8997
5-Band AP Medium582.21.0306
5-Band AP Med/High534.71.1221
5-Band AP High512.71.1703
5-Band SF Bay Tour - Low979.70.6124
5-Band SF Bay Tour - Low/Med802.90.7473
5-Band SF Bay Tour - Medium685.70.8751
5-Band SF Bay Tour - Med/High621.20.9658
5-Band SF Bay Tour - High595.11.0082
Chicago-Mac Upwind0.9184
Chicago-Mac All Purpose0.9446
Chicago-Mac Downwind0.9777
Bayview-Mac Cove Island0.8797
Bayview-Mac Shore0.8873
Harvest Moon Regatta519.21.1556
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance645.60.9294
Triple Number Coastal/Long Distance Low760.10.7894
Triple Number Coastal/Long Distance Medium590.71.0158
Triple Number Coastal/Long Distance High528.41.1355
Triple Number Windward/Leeward Low975.30.6152
Triple Number Windward/Leeward Medium722.10.8309
Triple Number Windward/Leeward High625.70.9589
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1072.8823.8690.2610.4569.0537.6490.5475.9
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance645.60.9294
Triple Number Coastal/Long Distance Low760.10.7894
Triple Number Coastal/Long Distance Medium590.71.0158
Triple Number Coastal/Long Distance High528.41.1355
Triple Number Windward/Leeward Low975.30.6152
Triple Number Windward/Leeward Medium722.10.8309
Triple Number Windward/Leeward High625.70.9589
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1072.8823.8690.2610.4569.0537.6490.5475.9
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance645.6
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1072.8823.8690.2610.4569.0537.6490.5475.9
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low760.10.7894
Triple Number Coastal/Long Distance Medium590.71.0158
Triple Number Coastal/Long Distance High528.41.1355
Triple Number Windward/Leeward Low975.30.6152
Triple Number Windward/Leeward Medium722.10.8309
Triple Number Windward/Leeward High625.70.9589
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating (Coastal/Long Distance)645.60.9294
Triple Number Coastal/Long Distance Low760.10.7894
Triple Number Coastal/Long Distance Medium590.71.0158
Triple Number Coastal/Long Distance High528.41.1355
Triple Number Windward/Leeward Low975.30.6152
Triple Number Windward/Leeward Medium722.10.8309
Triple Number Windward/Leeward High625.70.9589
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1072.8823.8690.2610.4569.0537.6490.5475.9
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low760.10.7894
Triple Number Coastal/Long Distance Medium590.71.0158
Triple Number Coastal/Long Distance High528.41.1355
Triple Number Windward/Leeward Low975.30.6152
Triple Number Windward/Leeward Medium722.10.8309
Triple Number Windward/Leeward High625.70.9589
Custom scoring options for Germany
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7894
Triple Number Coastal/Long Distance Medium1.0158
Triple Number Coastal/Long Distance High1.1355
Triple Number Windward/Leeward Low0.6152
Triple Number Windward/Leeward Medium0.8309
Triple Number Windward/Leeward High0.9589
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1072.8823.8690.2610.4569.0537.6490.5475.9
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance645.60.9294
Triple Number Coastal/Long Distance Low760.10.7894
Triple Number Coastal/Long Distance Medium590.71.0158
Triple Number Coastal/Long Distance High528.41.1355
Triple Number Windward/Leeward Low975.30.6152
Triple Number Windward/Leeward Medium722.10.8309
Triple Number Windward/Leeward High625.70.9589
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1072.8823.8690.2610.4569.0537.6490.5475.9
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low760.10.7894
Triple Number Coastal/Long Distance Medium590.71.0158
Triple Number Coastal/Long Distance High528.41.1355
Triple Number Windward/Leeward Low975.30.6152
Triple Number Windward/Leeward Medium722.10.8309
Triple Number Windward/Leeward High625.70.9589
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance645.60.9294
Triple Number Coastal/Long Distance Low760.10.7894
Triple Number Coastal/Long Distance Medium590.71.0158
Triple Number Coastal/Long Distance High528.41.1355
Triple Number Windward/Leeward Low975.30.6152
Triple Number Windward/Leeward Medium722.10.8309
Triple Number Windward/Leeward High625.70.9589
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1072.8823.8690.2610.4569.0537.6490.5475.9
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance645.60.9294
Triple Number Coastal/Long Distance Low760.10.7894
Triple Number Coastal/Long Distance Medium590.71.0158
Triple Number Coastal/Long Distance High528.41.1355
Triple Number Windward/Leeward Low975.30.6152
Triple Number Windward/Leeward Medium722.10.8309
Triple Number Windward/Leeward High625.70.9589
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1072.8823.8690.2610.4569.0537.6490.5475.9
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low760.1
Triple Number Coastal/Long Distance Medium590.7
Triple Number Coastal/Long Distance High528.4
Triple Number Windward/Leeward Low975.3
Triple Number Windward/Leeward Medium722.1
Triple Number Windward/Leeward High625.7
Predominantly Upwind641.0
Predominantly Downwind603.0
Predominantly Reaching579.8
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance645.60.9294
Triple Number Coastal/Long Distance Low760.10.7894
Triple Number Coastal/Long Distance Medium590.71.0158
Triple Number Coastal/Long Distance High528.41.1355
Triple Number Windward/Leeward Low975.30.6152
Triple Number Windward/Leeward Medium722.10.8309
Triple Number Windward/Leeward High625.70.9589
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1072.8823.8690.2610.4569.0537.6490.5475.9
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7894
Triple Number Coastal/Long Distance Medium1.0158
Triple Number Coastal/Long Distance High1.1355
Triple Number Windward/Leeward Low0.6152
Triple Number Windward/Leeward Medium0.8309
Triple Number Windward/Leeward High0.9589
Coastal/Long Distance0.9294
Predominantly Upwind0.9361
Predominantly Downwind0.9950
For information
General Purpose Handicap (GPH)665.8
Custom scoring options for Norway
Scoring OptionTime On
Time
Tretall Distanseseilas Lite vind0.7894
Tretall Distanseseilas Mellomvind1.0158
Tretall Distanseseilas Mye vind1.1355
Tretall Pølsebane Lite vind0.6152
Tretall Pølsebane Mellomvind0.8309
Tretall Pølsebane Mye vind0.9589
Distanseseilas ett tall1.0103
Enkeltall Motvind0.9361
Enkeltall Medvind0.9950
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low760.10.7894
Triple Number Coastal/Long Distance Medium590.71.0158
Triple Number Coastal/Long Distance High528.41.1355
Triple Number Windward/Leeward Low975.30.6152
Triple Number Windward/Leeward Medium722.10.8309
Triple Number Windward/Leeward High625.70.9589
Coastal/Long Distance645.60.9294
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind641.00.9361
Predominantly Downwind603.00.9950
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore592.81.0121
Cape Doctor Coastal502.01.1951
Triple Number Coastal/Long Distance Low760.10.7894
Triple Number Coastal/Long Distance Medium590.71.0158
Triple Number Coastal/Long Distance High528.41.1355
Triple Number Windward/Leeward Low975.30.6152
Triple Number Windward/Leeward Medium722.10.8309
Triple Number Windward/Leeward High625.70.9589
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7894
Triple Number Coastal/Long Distance Medium1.0158
Triple Number Coastal/Long Distance High1.1355
Triple Number Windward/Leeward Low0.6152
Triple Number Windward/Leeward Medium0.8309
Triple Number Windward/Leeward High0.9589
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.7894
Triple Number Coastal/Long Distance Medium1.0158
Triple Number Coastal/Long Distance High1.1355
Triple Number Windward/Leeward Low0.6152
Triple Number Windward/Leeward Medium0.8309
Triple Number Windward/Leeward High0.9589
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance645.60.9294
Triple Number Coastal/Long Distance Low760.10.7894
Triple Number Coastal/Long Distance Medium590.71.0158
Triple Number Coastal/Long Distance High528.41.1355
Triple Number Windward/Leeward Low975.30.6152
Triple Number Windward/Leeward Medium722.10.8309
Triple Number Windward/Leeward High625.70.9589
Predominantly Upwind641.00.9361
Predominantly Downwind603.00.9950
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1072.8823.8690.2610.4569.0537.6490.5475.9
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance645.60.9294
Triple Number Coastal/Long Distance Low760.10.7894
Triple Number Coastal/Long Distance Medium590.71.0158
Triple Number Coastal/Long Distance High528.41.1355
Triple Number Windward/Leeward Low975.30.6152
Triple Number Windward/Leeward Medium722.10.8309
Triple Number Windward/Leeward High625.70.9589
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1072.8823.8690.2610.4569.0537.6490.5475.9
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low760.10.7894
Triple Number AP Medium590.71.0157
Triple Number AP High528.41.1355
Triple Number Windward/Leeward Low975.30.6152
Triple Number Windward/Leeward Medium722.10.8309
Triple Number Windward/Leeward High625.70.9589
Single Number Predominant Upwind639.70.9380
Single Number Predominant Reaching570.51.0517
Single Number Predominant Downwind603.60.9941
Predominant Upwind - Low834.10.7194
Predominant Upwind - Low/Med703.00.8534
Predominant Upwind - Medium620.50.9669
Predominant Upwind - Med/High578.51.0371
Predominant Upwind - High562.81.0660
Predominant Downwind Low831.40.7217
Predominant Downwind Low/Med681.30.8807
Predominant Downwind Medium581.91.0311
Predominant Downwind Med/High520.01.1538
Predominant Downwind High486.41.2337
Predominant Reaching Low744.40.8060
Predominant Reaching Low/Med627.90.9556
Predominant Reaching Medium554.31.0824
Predominant Reaching Med/High510.61.1752
Predominant Reaching High486.31.2337
SA/DSPL Upwind24.23SA/DSPL Downwind37.90
Scoring OptionTODTOT
5-Band Windward/Leeward Low1029.80.5826
5-Band Windward/Leeward Low/Med838.30.7157
5-Band Windward/Leeward Medium708.50.8469
5-Band Windward/Leeward Med/High634.40.9458
5-Band Windward/Leeward High605.20.9914
Windward/Leeward 60-40 Low1035.60.5793
Windward/Leeward 60-40 Low/Med848.40.7072
Windward/Leeward 60-40 Medium722.80.8301
Windward/Leeward 60-40 Med/High654.00.9174
Windward/Leeward 60-40 High629.10.9538
5-Band AP Low798.80.7512
5-Band AP Low/Med666.90.8997
5-Band AP Medium582.21.0306
5-Band AP Med/High534.71.1221
5-Band AP High512.71.1703
5-Band SF Bay Tour - Low979.70.6124
5-Band SF Bay Tour - Low/Med802.90.7473
5-Band SF Bay Tour - Medium685.70.8751
5-Band SF Bay Tour - Med/High621.20.9658
5-Band SF Bay Tour - High595.11.0082
Chicago-Mac Upwind0.9184
Chicago-Mac All Purpose0.9446
Chicago-Mac Downwind0.9777
Bayview-Mac Cove Island0.8797
Bayview-Mac Shore0.8873
Harvest Moon Regatta519.21.1556

Club
Certificate
2024

Boat

SPIRIT

USA 16541

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassC&C 35 MK IMeasurement05/06/1984HINPlan reviewHull constructionSolidCarbon RudderNoLight stanchionsNoTrim tabNo
LOA10.555Max. Beam3.255Draft1.578Displacement5,193Wetted area22.49IMS L8.670LSM08.438Acc. length10.555Sink (kg/mm) 16.98
VCGD-0.040VCGM-0.034RM Rated (kg·m) 117.5Limit of positive stability(°) N/AStability IndexN/ADefault crew weight540Declared crew weight726
PROPELLER
Propeller TypeFeathering 3 blades
InstallationShaft exposedTwin screwNoHydro generatorNo
PRD0.314PBW0.122PIPA0.0047
PSD0.022PHD0.068PHL0.116
PSA25.0°ESL0.634
ST10.019ST20.074ST30.089
ST40.043ST50.116
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunners/Checkstays0Spreaders1Rotating mastNo
P11.583IG13.442ISP13.503MDT10.113MDL10.202MDT20.113MDL20.202TL0.000MWGO
E4.115J4.420BAS1.477FSD0.030SFJ0.000SPL4.508WPLTPS0.000BD0.071MWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodRM entered directlyRM entered117.5Flotation Date18/02/2022
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible

Club
Certificate
2024

Boat

SPIRIT

USA 16541

US SAILING
1 ROGER WILLIAMS UNI WAY
BRISTOL, RI 02809
USA
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentMain0.110.871.552.673.4628.4107/06/2024
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment00.060.901.743.465.246.8312.88NoNo 44.6426/03/2022155% furling Genoa
SYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLAreaMeas.DateComment85452813.3413.3413.347.737.7085.8726/03/2022
CRUISER/RACER REQUIREMENTS*
Accommodation length10.6 mTable area0.44 m²Headroom1.74 mMinimum number of berths4Personal gear stowage0.16 m³Fresh water capacity92 lMinimum number of seats in cockpit4Food stowage0.24 m³Fuel capacity62 l
*This list refers to the calculated requirements. See IMS Appendix 1 for the complete list of requirements.