Non Spin/HSFClub Certificate2025
MiraNOR 1458
Norges Seilforbund
Sognsveien 73
0854 OSLO
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 Angles44.4°44.4°42.6°41.3°40.4°39.8°39.6°39.7°40.8°
Beat VMG1.942.703.303.734.054.254.334.354.26
52°3.054.154.975.535.896.106.206.266.24
60°3.254.395.205.746.076.276.386.466.48
75°3.364.525.345.906.236.446.606.776.85
90°3.274.415.245.866.236.486.676.987.16
110°2.863.994.925.656.166.486.747.207.58
120°2.703.804.745.496.046.396.667.167.62
135°2.343.394.325.085.706.156.466.957.44
150°1.982.923.824.595.235.786.186.707.17
Run VMG1.712.533.324.044.685.255.756.416.87
Gybe Angles149.8°149.8°154.3°162.2°170.3°173.6°176.8°179.0°179.2°
APH ToD:705.8CDL: 6.645APH ToT: 0.8502CertNo:21429
BOAT
ClassMAXI 87DesignerPellePettersonBuilderMölnlycke Marin ABAge date01/1976Series date01/1974Offset filemaxi87CL.offData file21429
HULL
Length Overall8.700 mMaximum Beam2.988 mDraft1.563 mDisplacement3,790 kgDLR8.6570IMS DivisionCruiser/RacerDynamic Allowance0.530%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.340m
CREW
Maximum weight465 kg(default)Minimum weight335 kg ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail16.3716.61Headsail Luffed25.9525.95Headsail FlyingSymmetricAsymmetric
STORM SAIL AREAS (m²)
Trysail4.71Storm Jib5.06Heavy Weather Jib13.64
SAIL LIMITS
Headsails1
✱ One set on the forestay
✱ Zero set flying
Spinnakers0
✱ 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.
Non Spin/HSFClub Certificate2025
MiraNOR 1458
Norges Seilforbund
Sognsveien 73
0854 OSLO
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 VMG1851.11335.11092.5964.7888.5847.8831.3826.9844.3
52°1178.7866.7724.3651.4611.4590.2580.5575.5577.3
60°1106.7820.8692.5627.5593.3574.3563.9557.3555.9
75°1070.9797.2674.3610.0578.0558.9545.8531.7525.5
90°1100.0816.0686.5614.8577.5555.7539.8516.0503.0
110°1258.2902.2731.6636.8584.7555.3534.1500.1474.8
120°1335.4946.7759.3656.2596.4563.2540.3502.7472.6
135°1537.41062.8832.4708.9631.4585.4557.6517.8484.2
150°1820.51231.0942.0784.8687.7622.7582.5537.0502.2
Run VMG2106.01421.41083.3891.6769.7685.9626.5561.6524.4
Selected Courses
Windward / Leeward1975.21378.21087.9928.2829.1766.8728.9694.3684.3
All purpose1488.41058.2851.9740.2674.2634.7611.1585.8573.5
Single Number Scoring Options
CourseTime On
Distance
Time On
Time
Windward / Leeward873.00.6873
All purpose705.80.8502
 
Custom scoring options for Australia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low955.10.6282
Triple Number Coastal/Long Distance Medium701.10.8558
Triple Number Coastal/Long Distance High607.50.9876
Triple Number Windward/Leeward Low1233.00.4866
Triple Number Windward/Leeward Medium868.20.6911
Triple Number Windward/Leeward High725.40.8271
Custom scoring options for Austria
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance771.30.7779
Triple Number Coastal/Long Distance Low955.10.6282
Triple Number Coastal/Long Distance Medium701.10.8558
Triple Number Coastal/Long Distance High607.50.9876
Triple Number Windward/Leeward Low1233.00.4866
Triple Number Windward/Leeward Medium868.20.6911
Triple Number Windward/Leeward High725.40.8271
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2121.71382.61024.3835.8721.4659.6618.1560.8544.8
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.6188
Downwind "popa"0.6954
70% up, 30% down "Ilhabela"0.6400
30% up, 70% down "Ilhabela-inverso"0.6705
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low955.10.6282
Triple Number Coastal/Long Distance Medium701.10.8558
Triple Number Coastal/Long Distance High607.50.9876
Triple Number Windward/Leeward Low1233.00.4866
Triple Number Windward/Leeward Medium868.20.6911
Triple Number Windward/Leeward High725.40.8271
Predominantly Upwind753.60.7962
Predominantly Downwind734.50.8169
Custom scoring options for Canada
Scoring OptionTODTOT
Triple Number AP Low955.10.6282
Triple Number AP Medium701.20.8556
Triple Number AP High607.50.9876
Triple Number Windward/Leeward Low1291.70.4645
Triple Number Windward/Leeward Medium868.20.6911
Triple Number Windward/Leeward High725.40.8271
Single Number Predominant Upwind786.40.7630
Single Number Predominant Reaching708.20.8472
Single Number Predominant Downwind773.80.7754
Predominant Upwind - Low1130.70.5307
Predominant Upwind - Low/Med844.40.7106
Predominant Upwind - Medium723.70.8291
Predominant Upwind - Med/High660.80.9081
Predominant Upwind - High642.00.9346
Predominant Downwind Low1205.20.4979
Predominant Downwind Low/Med857.00.7001
Predominant Downwind Medium701.70.8551
Predominant Downwind Med/High607.60.9875
Predominant Downwind High565.21.0615
Predominant Reaching Low1036.00.5792
Predominant Reaching Low/Med766.80.7825
Predominant Reaching Medium651.50.9210
Predominant Reaching Med/High586.31.0234
Predominant Reaching High557.61.0760
SA/DSPL Upwind17.33SA/DSPL Downwind17.33
Scoring OptionTODTOT
5-Band Windward/Leeward Low1455.70.4122
5-Band Windward/Leeward Low/Med1036.20.5791
5-Band Windward/Leeward Medium848.40.7072
5-Band Windward/Leeward Med/High737.90.8131
5-Band Windward/Leeward High698.50.8589
Windward/Leeward 60-40 Low1445.30.4151
Windward/Leeward 60-40 Low/Med1039.50.5772
Windward/Leeward 60-40 Medium860.00.6976
Windward/Leeward 60-40 Med/High757.90.7916
Windward/Leeward 60-40 High725.00.8276
5-Band AP Low1074.70.5583
5-Band AP Low/Med816.70.7347
5-Band AP Medium688.10.8719
5-Band AP Med/High616.10.9738
5-Band AP High588.01.0203
5-Band SF Bay Tour - Low1244.70.4820
5-Band SF Bay Tour - Low/Med990.10.6060
5-Band SF Bay Tour - Medium819.00.7326
5-Band SF Bay Tour - Med/High721.90.8312
5-Band SF Bay Tour - High688.50.8715
Chicago-Mac Upwind0.7346
Chicago-Mac All Purpose0.7424
Chicago-Mac Downwind0.7420
Bayview-Mac Cove Island0.5240
Bayview-Mac Shore0.5295
Harvest Moon Regatta606.90.9886
Custom scoring options for Cyprus
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance771.30.7779
Triple Number Coastal/Long Distance Low955.10.6282
Triple Number Coastal/Long Distance Medium701.10.8558
Triple Number Coastal/Long Distance High607.50.9876
Triple Number Windward/Leeward Low1233.00.4866
Triple Number Windward/Leeward Medium868.20.6911
Triple Number Windward/Leeward High725.40.8271
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2121.71382.61024.3835.8721.4659.6618.1560.8544.8
Custom scoring options for Denmark
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance771.30.7779
Triple Number Coastal/Long Distance Low955.10.6282
Triple Number Coastal/Long Distance Medium701.10.8558
Triple Number Coastal/Long Distance High607.50.9876
Triple Number Windward/Leeward Low1233.00.4866
Triple Number Windward/Leeward Medium868.20.6911
Triple Number Windward/Leeward High725.40.8271
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2121.71382.61024.3835.8721.4659.6618.1560.8544.8
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance771.3
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2121.71382.61024.3835.8721.4659.6618.1560.8544.8
Custom scoring options for Estonia
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low955.10.6282
Triple Number Coastal/Long Distance Medium701.10.8558
Triple Number Coastal/Long Distance High607.50.9876
Triple Number Windward/Leeward Low1233.00.4866
Triple Number Windward/Leeward Medium868.20.6911
Triple Number Windward/Leeward High725.40.8271
Custom scoring options for Finland
Scoring OptionTime On
Distance
Time On
Time
FinRating771.30.7779
FinRating, kevyt tuuli1435.30.6967
FinRating, kova tuuli593.00.8432
Custom scoring options for France
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low955.10.6282
Triple Number Coastal/Long Distance Medium701.10.8558
Triple Number Coastal/Long Distance High607.50.9876
Triple Number Windward/Leeward Low1233.00.4866
Triple Number Windward/Leeward Medium868.20.6911
Triple Number Windward/Leeward High725.40.8271
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.7779
Triple Number Coastal/Long Distance Low0.6282
Triple Number Coastal/Long Distance Medium0.8558
Triple Number Coastal/Long Distance High0.9876
Triple Number Windward/Leeward Low0.4866
Triple Number Windward/Leeward Medium0.6911
Triple Number Windward/Leeward High0.8271
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2121.71382.61024.3835.8721.4659.6618.1560.8544.8
For information
General Purpose Handicap (GPH)801.8
Custom scoring options for Greece
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance771.30.7779
Triple Number Coastal/Long Distance Low955.10.6282
Triple Number Coastal/Long Distance Medium701.10.8558
Triple Number Coastal/Long Distance High607.50.9876
Triple Number Windward/Leeward Low1233.00.4866
Triple Number Windward/Leeward Medium868.20.6911
Triple Number Windward/Leeward High725.40.8271
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2121.71382.61024.3835.8721.4659.6618.1560.8544.8
Custom scoring options for Hungary
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low955.10.6282
Triple Number Coastal/Long Distance Medium701.10.8558
Triple Number Coastal/Long Distance High607.50.9876
Triple Number Windward/Leeward Low1233.00.4866
Triple Number Windward/Leeward Medium868.20.6911
Triple Number Windward/Leeward High725.40.8271
Custom scoring options for Israel
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance771.30.7779
Triple Number Coastal/Long Distance Low955.10.6282
Triple Number Coastal/Long Distance Medium701.10.8558
Triple Number Coastal/Long Distance High607.50.9876
Triple Number Windward/Leeward Low1233.00.4866
Triple Number Windward/Leeward Medium868.20.6911
Triple Number Windward/Leeward High725.40.8271
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2121.71382.61024.3835.8721.4659.6618.1560.8544.8
Custom scoring options for Japan
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance771.30.7779
Triple Number Coastal/Long Distance Low955.10.6282
Triple Number Coastal/Long Distance Medium701.10.8558
Triple Number Coastal/Long Distance High607.50.9876
Triple Number Windward/Leeward Low1233.00.4866
Triple Number Windward/Leeward Medium868.20.6911
Triple Number Windward/Leeward High725.40.8271
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2121.71382.61024.3835.8721.4659.6618.1560.8544.8
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low955.1
Triple Number Coastal/Long Distance Medium701.1
Triple Number Coastal/Long Distance High607.5
Triple Number Windward/Leeward Low1233.0
Triple Number Windward/Leeward Medium868.2
Triple Number Windward/Leeward High725.4
Predominantly Upwind753.6
Predominantly Downwind734.5
Predominantly Reaching695.5
Custom scoring options for Lithuania
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance771.30.7779
Triple Number Coastal/Long Distance Low955.10.6282
Triple Number Coastal/Long Distance Medium701.10.8558
Triple Number Coastal/Long Distance High607.50.9876
Triple Number Windward/Leeward Low1233.00.4866
Triple Number Windward/Leeward Medium868.20.6911
Triple Number Windward/Leeward High725.40.8271
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2121.71382.61024.3835.8721.4659.6618.1560.8544.8
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6282
Triple Number Coastal/Long Distance Medium0.8558
Triple Number Coastal/Long Distance High0.9876
Triple Number Windward/Leeward Low0.4866
Triple Number Windward/Leeward Medium0.6911
Triple Number Windward/Leeward High0.8271
Coastal/Long Distance0.7779
Predominantly Upwind0.7962
Predominantly Downwind0.8169
For information
General Purpose Handicap (GPH)801.8
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)0.8502
Distanseseilas Trippeltall svak vind0.6282
Distanseseilas Trippeltall mellomvind0.8558
Distanseseilas Trippeltall sterk vind0.9876
Pølsebane Trippeltall svak vind0.4866
Pølsebane Trippeltall mellomvind0.6911
Pølsebane Trippeltall sterk vind0.8271
Motvind Singeltall0.7962
Medvind Singeltall0.8169
Custom scoring options for Portugal
Scoring OptionTime On
Distance
Time On
Time
Triple Number Coastal/Long Distance Low955.10.6282
Triple Number Coastal/Long Distance Medium701.10.8558
Triple Number Coastal/Long Distance High607.50.9876
Triple Number Windward/Leeward Low1233.00.4866
Triple Number Windward/Leeward Medium868.20.6911
Triple Number Windward/Leeward High725.40.8271
Coastal/Long Distance771.30.7779
Custom scoring options for Russia
Scoring OptionTime On
Distance
Time On
Time
Predominantly Upwind753.60.7962
Predominantly Downwind734.50.8169
Custom scoring options for South Africa
Scoring OptionTime On
Distance
Time On
Time
Cape Doctor Inshore687.30.8730
Cape Doctor Coastal577.21.0396
Triple Number Coastal/Long Distance Low955.10.6282
Triple Number Coastal/Long Distance Medium701.10.8558
Triple Number Coastal/Long Distance High607.50.9876
Triple Number Windward/Leeward Low1233.00.4866
Triple Number Windward/Leeward Medium868.20.6911
Triple Number Windward/Leeward High725.40.8271
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6282
Triple Number Coastal/Long Distance Medium0.8558
Triple Number Coastal/Long Distance High0.9876
Triple Number Windward/Leeward Low0.4866
Triple Number Windward/Leeward Medium0.6911
Triple Number Windward/Leeward High0.8271
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.6282
Triple Number Coastal/Long Distance Medium0.8558
Triple Number Coastal/Long Distance High0.9876
Triple Number Windward/Leeward Low0.4866
Triple Number Windward/Leeward Medium0.6911
Triple Number Windward/Leeward High0.8271
Custom scoring options for Sweden
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance771.30.7779
Triple Number Coastal/Long Distance Low955.10.6282
Triple Number Coastal/Long Distance Medium701.10.8558
Triple Number Coastal/Long Distance High607.50.9876
Triple Number Windward/Leeward Low1233.00.4866
Triple Number Windward/Leeward Medium868.20.6911
Triple Number Windward/Leeward High725.40.8271
Predominantly Upwind753.60.7962
Predominantly Downwind734.50.8169
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2121.71382.61024.3835.8721.4659.6618.1560.8544.8
Custom scoring options for Ukraine
Scoring OptionTime On
Distance
Time On
Time
Coastal/Long Distance771.30.7779
Triple Number Coastal/Long Distance Low955.10.6282
Triple Number Coastal/Long Distance Medium701.10.8558
Triple Number Coastal/Long Distance High607.50.9876
Triple Number Windward/Leeward Low1233.00.4866
Triple Number Windward/Leeward Medium868.20.6911
Triple Number Windward/Leeward High725.40.8271
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance2121.71382.61024.3835.8721.4659.6618.1560.8544.8
Custom scoring options for United States of America
Scoring OptionTODTOT
Triple Number AP Low955.10.6282
Triple Number AP Medium701.20.8556
Triple Number AP High607.50.9876
Triple Number Windward/Leeward Low1291.70.4645
Triple Number Windward/Leeward Medium868.20.6911
Triple Number Windward/Leeward High725.40.8271
Single Number Predominant Upwind786.40.7630
Single Number Predominant Reaching708.20.8472
Single Number Predominant Downwind773.80.7754
Predominant Upwind - Low1130.70.5307
Predominant Upwind - Low/Med844.40.7106
Predominant Upwind - Medium723.70.8291
Predominant Upwind - Med/High660.80.9081
Predominant Upwind - High642.00.9346
Predominant Downwind Low1205.20.4979
Predominant Downwind Low/Med857.00.7001
Predominant Downwind Medium701.70.8551
Predominant Downwind Med/High607.60.9875
Predominant Downwind High565.21.0615
Predominant Reaching Low1036.00.5792
Predominant Reaching Low/Med766.80.7825
Predominant Reaching Medium651.50.9210
Predominant Reaching Med/High586.31.0234
Predominant Reaching High557.61.0760
SA/DSPL Upwind17.33SA/DSPL Downwind17.33
Scoring OptionTODTOT
5-Band Windward/Leeward Low1455.70.4122
5-Band Windward/Leeward Low/Med1036.20.5791
5-Band Windward/Leeward Medium848.40.7072
5-Band Windward/Leeward Med/High737.90.8131
5-Band Windward/Leeward High698.50.8589
Windward/Leeward 60-40 Low1445.30.4151
Windward/Leeward 60-40 Low/Med1039.50.5772
Windward/Leeward 60-40 Medium860.00.6976
Windward/Leeward 60-40 Med/High757.90.7916
Windward/Leeward 60-40 High725.00.8276
5-Band AP Low1074.70.5583
5-Band AP Low/Med816.70.7347
5-Band AP Medium688.10.8719
5-Band AP Med/High616.10.9738
5-Band AP High588.01.0203
5-Band SF Bay Tour - Low1244.70.4820
5-Band SF Bay Tour - Low/Med990.10.6060
5-Band SF Bay Tour - Medium819.00.7326
5-Band SF Bay Tour - Med/High721.90.8312
5-Band SF Bay Tour - High688.50.8715
Chicago-Mac Upwind0.7346
Chicago-Mac All Purpose0.7424
Chicago-Mac Downwind0.7420
Bayview-Mac Cove Island0.5240
Bayview-Mac Shore0.5295
Harvest Moon Regatta606.90.9886
Non Spin/HSFClub Certificate2025
MiraNOR 1458
Norges Seilforbund
Sognsveien 73
0854 OSLO
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassMAXI 87MeasurementHINPlan reviewHull constructionSolidCarbon rudderNoLight stanchionsNoTrim tabNo
LOA8.700Max. Beam2.988Draft1.563Displacement3,790Wetted area19.05IMS L7.641LSM07.592Acc. length8.700Sink (kg/mm) 12.88
VCGD0.100VCGM0.110RM Rated (kg·m) 52.8Limit of positive stability(°) N/AStability IndexN/ADefault crew weight465Declared crew weightN/A
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.340PBWPIPA0.0032
EDL1.400ST10.050ST20.180
ST30.180ST40.112ST50.250
RIG
Forestay tensionAftInner stayFixedMast materialAluminumSingle headsail furlerYesMainsail furlerArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0CheckstaysSpreaders1Rotating mastNo
P9.890IG10.050ISP9.920MDT10.100MDL10.130MDT20.000MDL20.000TL0.000MW0.000GO0.000
E2.720J3.390BAS1.300FSDFoilSFJ0.000SPL3.460WPLTPS0.000BD0.000MWT0.00MCG0.000
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered0.100Flotation Date01/01/2015
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
Non Spin/HSFClub Certificate2025
MiraNOR 1458
Norges Seilforbund
Sognsveien 73
0854 OSLO
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateComment441-2011061014550.130.001.081.782.3016.3710/06/2011Serienr. i label i seilet har nr. 441-200805261300
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateComment441-2011051312010.000.000.000.000.004.8010.62NoNo 25.9513/05/2011
CRUISER/RACER REQUIREMENTS*
Accommodation length8.7 mTable area0.33 m²Headroom1.57 mMinimum number of berths3Personal gear stowage0.12 m³Fresh water capacity40 lMinimum number of seats in cockpit3Food stowage0.18 m³Fuel capacity24 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.