International Certificate2026
GUDRUN VIIIESP-5725
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 Angles45.8°42.7°41.0°39.4°38.7°38.4°38.3°39.1°40.7°
Beat VMG2.593.714.555.085.315.435.505.565.43
52°4.095.726.817.377.637.757.847.927.89
60°4.516.147.187.627.878.008.098.198.16
75°4.906.507.477.948.178.338.478.668.73
90°4.906.507.518.058.428.708.889.159.37
110°4.386.157.418.118.608.959.239.9010.53
120°4.235.997.288.028.579.099.6110.3911.14
135°3.725.366.667.608.198.739.3210.8812.86
150°3.064.495.706.757.568.098.549.5811.32
Run VMG2.653.894.945.856.567.077.508.309.81
Gybe Angles138.5°142.1°145.8°149.0°151.5°154.9°159.4°148.3°143.0°
APH ToD:513.9CDL: 10.453APH ToT: 1.1675CertNo:572501
BOAT
ClassNAUTATEC 42DesignernautatecBuilderESTARELLASAge date03/2001Series date03/2001Offset fileNAUTATEC42-ESP5725.OFFData fileE5725
HULL
Length Overall12.487Maximum Beam3.630Draft2.552Displacement6,552DLR5.0520IMS DivisionCruiser/RacerDynamic Allowance0.180%Age Allowance0.650%RS Assessment-0.127%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.420m
CREW
Maximum weight550(declared)Minimum weight420 ✱ when appliedCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail47.7448.81Headsail Luffed37.6237.62Headsail Flying63.0863.08SymmetricAsymmetric118.01118.01 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS Maximum (m²)
Trysail13.82Storm Jib12.60Heavy Weather Jib34.01
SAIL LIMITS
Headsails6Spinnakers5
STABILITY
Righting Moment 178.9 Stability Index 129.6
COMMENTS
MODIFICADO QUILLA.2024
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  03510004BKU Issued on 16/02/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
GUDRUN VIIIESP-5725
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 VMG1388.4969.1791.0708.3677.9663.1654.4648.0662.8
52°880.8629.5528.4488.4472.1464.4459.5454.6456.2
60°798.8586.1501.5472.2457.3450.2445.2439.8441.2
75°734.1553.7481.7453.2440.6432.2425.1415.8412.4
90°735.3553.6479.4447.0427.4413.9405.5393.4384.4
110°822.1585.4485.7443.8418.7402.0390.1363.5341.9
120°851.5600.9494.6448.7420.2396.0374.7346.4323.0
135°968.9671.5540.2473.9439.7412.6386.4331.0280.0
150°1175.1801.8631.0533.1476.3445.1421.5375.6317.9
Run VMG1356.9925.9728.7615.6548.9509.5480.0433.7367.1
Selected Courses
Windward / Leeward1372.7947.5759.8661.9613.4586.3567.2540.8515.0
All purpose1023.3721.0591.0528.3497.0478.0463.7441.2422.6
Single Number Scoring Options
Course Time On
Distance 		Time On
Time
Windward / Leeward640.80.9364
All purpose513.91.1675
Custom scoring options for Australia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low656.00.9147
Triple Number Coastal/Long Distance Medium510.51.1753
Triple Number Coastal/Long Distance High458.81.3077
Triple Number Windward/Leeward Low853.60.7029
Triple Number Windward/Leeward Medium635.00.9449
Triple Number Windward/Leeward High562.11.0674
Custom scoring options for Austria
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance560.81.0700
Triple Number Coastal/Long Distance Low656.00.9147
Triple Number Coastal/Long Distance Medium510.51.1753
Triple Number Coastal/Long Distance High458.81.3077
Triple Number Windward/Leeward Low853.60.7029
Triple Number Windward/Leeward Medium635.00.9449
Triple Number Windward/Leeward High562.11.0674
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1371.1945.3713.2596.1531.5496.0466.9420.9402.7
Custom scoring options for Brazil
Scoring Option Time On
Time
Upwind "bolina"0.8216
Downwind "popa"0.9901
70% up, 30% down "Ilhabela"0.8658
30% up, 70% down "Ilhabela-inverso"0.9327
Custom scoring options for Bulgaria
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low656.00.9147
Triple Number Coastal/Long Distance Medium510.51.1753
Triple Number Coastal/Long Distance High458.81.3077
Triple Number Windward/Leeward Low853.60.7029
Triple Number Windward/Leeward Medium635.00.9449
Triple Number Windward/Leeward High562.11.0674
Predominantly Upwind557.61.0761
Predominantly Downwind520.91.1518
Custom scoring options for Canada
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP535.61.1203 Predom. Rc High411.21.4592 5B SF Bay L/M695.60.8625 TriNum AP Low656.00.9147 Predom. Dn Low800.20.7498 5B SF Bay Med601.80.9970 TriNum AP Med510.61.1752 Predom. Dn L/M588.11.0201 5B SF Bay M/H551.41.0881 TriNum AP High458.81.3077 Predom. Dn Med503.41.1920 5B SF Bay High524.11.1447 TriNum W/L Low895.80.6698 Predom. Dn M/H450.01.3334 5B AP Low728.20.8239 TriNum W/L Med635.00.9449 Predom. Dn High411.81.4570 5B AP L/M574.11.0450 TriNum W/L Hig562.11.0674 ChiMac Up Low702.40.8542 5B AP Med504.01.1904 Predom. Upwind581.71.0315 ChiMac Up Med634.50.9456 5B AP M/H465.11.2900 Predom. Reaching506.61.1843 ChiMac Up High555.81.0795 5B AP High441.91.3578 Predom. Downwind544.41.1022 ChiMac Off Low687.10.8732 5B W/L Low1006.90.5959 Predom. Up Low800.50.7496 ChiMac Off Med606.50.9893 5B W/L L/M731.30.8204 Predom. Up L/M607.20.9881 ChiMac Off High510.11.1761 5B W/L Med625.20.9597 Predom. Up Med540.91.1094 ChiMac AP Low690.30.8692 5B W/L M/H569.91.0529 Predom. Up M/H508.81.1791 ChiMac AP Med617.30.9719 5B W/L High540.91.1092 Predom. Up High493.51.2158 ChiMac AP High531.21.1296 W/L 60-40 Low1011.40.5932 Predom. Rc Low701.40.8554 BayMac Cove Island799.10.7509 W/L 60-40 L/M739.30.8116 Predom. Rc L/M535.81.1198 BayMac Shore791.70.7579 W/L 60-40 Med637.70.9409 Predom. Rc Med474.21.2654 Harvest Moon446.81.3428 W/L 60-40 M/H587.21.0217 Predom. Rc M/H436.71.3740 5B SF Bay Low844.90.7101 W/L 60-40 High563.11.0656      SA/DSPL Up24.23SA/DSPL Dn47.04
Custom scoring options for Cyprus
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance560.81.0700
Triple Number Coastal/Long Distance Low656.00.9147
Triple Number Coastal/Long Distance Medium510.51.1753
Triple Number Coastal/Long Distance High458.81.3077
Triple Number Windward/Leeward Low853.60.7029
Triple Number Windward/Leeward Medium635.00.9449
Triple Number Windward/Leeward High562.11.0674
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1371.1945.3713.2596.1531.5496.0466.9420.9402.7
Custom scoring options for Denmark
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance560.81.0700
Triple Number Coastal/Long Distance Low656.00.9147
Triple Number Coastal/Long Distance Medium510.51.1753
Triple Number Coastal/Long Distance High458.81.3077
Triple Number Windward/Leeward Low853.60.7029
Triple Number Windward/Leeward Medium635.00.9449
Triple Number Windward/Leeward High562.11.0674
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1371.1945.3713.2596.1531.5496.0466.9420.9402.7
Custom scoring options for Spain
Scoring Option Time On
Distance
Coastal/Long Distance560.8
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1371.1945.3713.2596.1531.5496.0466.9420.9402.7
Custom scoring options for Estonia
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low656.00.9147
Triple Number Coastal/Long Distance Medium510.51.1753
Triple Number Coastal/Long Distance High458.81.3077
Triple Number Windward/Leeward Low853.60.7029
Triple Number Windward/Leeward Medium635.00.9449
Triple Number Windward/Leeward High562.11.0674
Custom scoring options for Finland
Scoring Option Time On
Distance 		Time On
Time
FinRating560.81.0700
FinRating, kevyt tuuli988.81.0113
FinRating, kova tuuli444.11.1258
Custom scoring options for France
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low656.00.9147
Triple Number Coastal/Long Distance Medium510.51.1753
Triple Number Coastal/Long Distance High458.81.3077
Triple Number Windward/Leeward Low853.60.7029
Triple Number Windward/Leeward Medium635.00.9449
Triple Number Windward/Leeward High562.11.0674
Custom scoring options for Germany
Scoring Option Time On
Time
Coastal/Long Distance1.0700
Triple Number Coastal/Long Distance Low0.9147
Triple Number Coastal/Long Distance Medium1.1753
Triple Number Coastal/Long Distance High1.3077
Triple Number Windward/Leeward Low0.7029
Triple Number Windward/Leeward Medium0.9449
Triple Number Windward/Leeward High1.0674
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1371.1945.3713.2596.1531.5496.0466.9420.9402.7
For information
General Purpose Handicap (GPH)575.9
Custom scoring options for Greece
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance560.81.0700
Triple Number Coastal/Long Distance Low656.00.9147
Triple Number Coastal/Long Distance Medium510.51.1753
Triple Number Coastal/Long Distance High458.81.3077
Triple Number Windward/Leeward Low853.60.7029
Triple Number Windward/Leeward Medium635.00.9449
Triple Number Windward/Leeward High562.11.0674
Saronikos S All_Purpose587.51.0213
Saronikos S Upwind658.30.9114
Saronikos S Downwind499.51.2012
Saronikos N All_Purpose587.51.0213
Saronikos N Upwind687.30.8730
Saronikos N Downwind543.11.1049
Saronikos SW All_Purpose586.61.0228
Saronikos SW Upwind672.70.8919
Saronikos SW Downwind500.41.1991
Saronikos NE All_Purpose636.30.9429
Saronikos NE Upwind639.80.9377
Saronikos NE Downwind609.70.9841
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1371.1945.3713.2596.1531.5496.0466.9420.9402.7
Custom scoring options for Hungary
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low656.00.9147
Triple Number Coastal/Long Distance Medium510.51.1753
Triple Number Coastal/Long Distance High458.81.3077
Triple Number Windward/Leeward Low853.60.7029
Triple Number Windward/Leeward Medium635.00.9449
Triple Number Windward/Leeward High562.11.0674
Custom scoring options for Ireland
Scoring OptionTODTOT
Single Number All-Purpose535.61.1203
5-Band All-Purpose Low794.90.7549
5-Band All-Purpose L/M595.21.0081
5-Band All-Purpose Med520.61.1525
5-Band All-Purpose M/H478.61.2537
5-Band All-Purpose High452.71.3255
Single Number Predominant Upwind556.31.0785
Single Number Predominant Reaching487.51.2309
Single Number Predominant Downwind521.81.1498
5-Band 50-50 Windward/Leeward Low1006.90.5959
5-Band 50-50 Windward/Leeward L/M731.30.8204
5-Band 50-50 Windward/Leeward Med625.20.9597
5-Band 50-50 Windward/Leeward M/H569.91.0529
5-Band 50-50 Windward/Leeward High540.91.1092
5-Band 60-40 Windward/Leeward Low1011.40.5932
5-Band 60-40 Windward/Leeward L/M739.30.8116
5-Band 60-40 Windward/Leeward Med637.70.9409
5-Band 60-40 Windward/Leeward M/H587.21.0217
5-Band 60-40 Windward/Leeward High563.11.0656
Triple Number 50-50 Windward/Leeward Low895.80.6698
Triple Number 50-50 Windward/Leeward Med635.10.9448
Triple Number 50-50 Windward/Leeward High562.11.0674
Scoring OptionTODTOT
Single Number 60-40 Windward/Leeward653.20.9185
Triple Number 60-40 Windward/Leeward Low901.10.6658
Triple Number 60-40 Windward/Leeward Med646.80.9276
Triple Number 60-40 Windward/Leeward High580.51.0336
Triple Number All-Purpose Low713.50.8410
Triple Number All-Purpose Med527.61.1372
Triple Number All-Purpose High471.71.2721
Triple Number Predominant Upwind Low727.00.8253
Triple Number Predominant Upwind Med548.81.0933
Triple Number Predominant Upwind High509.81.1770
Triple Number Predominant Reaching Low638.30.9400
Triple Number Predominant Reaching Med488.91.2273
Triple Number Predominant Reaching High420.91.4255
Triple Number Predominant Downwind Low713.50.8409
Triple Number Predominant Downwind Med512.51.1707
Triple Number Predominant Downwind High431.01.3921
Custom scoring options for Israel
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance560.81.0700
Triple Number Coastal/Long Distance Low656.00.9147
Triple Number Coastal/Long Distance Medium510.51.1753
Triple Number Coastal/Long Distance High458.81.3077
Triple Number Windward/Leeward Low853.60.7029
Triple Number Windward/Leeward Medium635.00.9449
Triple Number Windward/Leeward High562.11.0674
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1371.1945.3713.2596.1531.5496.0466.9420.9402.7
Custom scoring options for Japan
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance560.81.0700
Triple Number Coastal/Long Distance Low656.00.9147
Triple Number Coastal/Long Distance Medium510.51.1753
Triple Number Coastal/Long Distance High458.81.3077
Triple Number Windward/Leeward Low853.60.7029
Triple Number Windward/Leeward Medium635.00.9449
Triple Number Windward/Leeward High562.11.0674
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1371.1945.3713.2596.1531.5496.0466.9420.9402.7
Custom scoring options for Korea
Scoring Option Time On
Distance
Triple Number Coastal/Long Distance Low656.0
Triple Number Coastal/Long Distance Medium510.5
Triple Number Coastal/Long Distance High458.8
Triple Number Windward/Leeward Low853.6
Triple Number Windward/Leeward Medium635.0
Triple Number Windward/Leeward High562.1
Predominantly Upwind557.6
Predominantly Downwind520.9
Predominantly Reaching496.1
Custom scoring options for Lithuania
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance560.81.0700
Triple Number Coastal/Long Distance Low656.00.9147
Triple Number Coastal/Long Distance Medium510.51.1753
Triple Number Coastal/Long Distance High458.81.3077
Triple Number Windward/Leeward Low853.60.7029
Triple Number Windward/Leeward Medium635.00.9449
Triple Number Windward/Leeward High562.11.0674
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1371.1945.3713.2596.1531.5496.0466.9420.9402.7
Custom scoring options for Netherlands
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.9147
Triple Number Coastal/Long Distance Medium1.1753
Triple Number Coastal/Long Distance High1.3077
Triple Number Windward/Leeward Low0.7029
Triple Number Windward/Leeward Medium0.9449
Triple Number Windward/Leeward High1.0674
Coastal/Long Distance1.0700
Predominantly Upwind1.0761
Predominantly Downwind1.1518
For information
General Purpose Handicap (GPH)575.9
Custom scoring options for Norway
Scoring Option Time On
Time
Distanseseilas Singeltall  (APH)1.1675
Distanseseilas Trippeltall svak vind0.9147
Distanseseilas Trippeltall mellomvind1.1753
Distanseseilas Trippeltall sterk vind1.3077
Pølsebane Trippeltall svak vind0.7029
Pølsebane Trippeltall mellomvind0.9449
Pølsebane Trippeltall sterk vind1.0674
Motvind Singeltall1.0761
Medvind Singeltall1.1518
Custom scoring options for Portugal
Scoring Option Time On
Distance 		Time On
Time
Triple Number Coastal/Long Distance Low656.00.9147
Triple Number Coastal/Long Distance Medium510.51.1753
Triple Number Coastal/Long Distance High458.81.3077
Triple Number Windward/Leeward Low853.60.7029
Triple Number Windward/Leeward Medium635.00.9449
Triple Number Windward/Leeward High562.11.0674
Coastal/Long Distance560.81.0700
Custom scoring options for Russia
Scoring Option Time On
Distance 		Time On
Time
Predominantly Upwind557.61.0761
Predominantly Downwind520.91.1518
Custom scoring options for South Africa
Scoring Option Time On
Distance 		Time On
Time
Cape Doctor Inshore522.71.1478
Cape Doctor Coastal428.21.4012
Triple Number Coastal/Long Distance Low656.00.9147
Triple Number Coastal/Long Distance Medium510.51.1753
Triple Number Coastal/Long Distance High458.81.3077
Triple Number Windward/Leeward Low853.60.7029
Triple Number Windward/Leeward Medium635.00.9449
Triple Number Windward/Leeward High562.11.0674
Custom scoring options for Slovenia
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.9147
Triple Number Coastal/Long Distance Medium1.1753
Triple Number Coastal/Long Distance High1.3077
Triple Number Windward/Leeward Low0.7029
Triple Number Windward/Leeward Medium0.9449
Triple Number Windward/Leeward High1.0674
Custom scoring options for Switzerland
Scoring Option Time On
Time
Triple Number Coastal/Long Distance Low0.9147
Triple Number Coastal/Long Distance Medium1.1753
Triple Number Coastal/Long Distance High1.3077
Triple Number Windward/Leeward Low0.7029
Triple Number Windward/Leeward Medium0.9449
Triple Number Windward/Leeward High1.0674
Custom scoring options for Sweden
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance560.81.0700
Triple Number Coastal/Long Distance Low656.00.9147
Triple Number Coastal/Long Distance Medium510.51.1753
Triple Number Coastal/Long Distance High458.81.3077
Triple Number Windward/Leeward Low853.60.7029
Triple Number Windward/Leeward Medium635.00.9449
Triple Number Windward/Leeward High562.11.0674
Predominantly Upwind557.61.0761
Predominantly Downwind520.91.1518
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1371.1945.3713.2596.1531.5496.0466.9420.9402.7
Custom scoring options for Ukraine
Scoring Option Time On
Distance 		Time On
Time
Coastal/Long Distance560.81.0700
Triple Number Coastal/Long Distance Low656.00.9147
Triple Number Coastal/Long Distance Medium510.51.1753
Triple Number Coastal/Long Distance High458.81.3077
Triple Number Windward/Leeward Low853.60.7029
Triple Number Windward/Leeward Medium635.00.9449
Triple Number Windward/Leeward High562.11.0674
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1371.1945.3713.2596.1531.5496.0466.9420.9402.7
Custom scoring options for United States of America
Scoring OptionTODTOT Scoring OptionTODTOT Scoring OptionTODTOT Single Number AP535.61.1203 Predom. Dn High411.81.4570 5B AP M/H465.11.2900 TriNum AP Low656.00.9147 Predom. Rc Low701.40.8554 5B AP High441.91.3578 TriNum AP Med510.61.1752 Predom. Rc L/M535.81.1198 5B SF Bay Low844.90.7101 TriNum AP High458.81.3077 Predom. Rc Med474.21.2654 5B SF Bay L/M695.60.8625 TriNum W/L Low895.80.6698 Predom. Rc M/H436.71.3740 5B SF Bay Med601.80.9970 TriNum W/L Med635.00.9449 Predom. Rc High411.21.4592 5B SF Bay M/H551.41.0881 TriNum W/L Hig562.11.0674 5B W/L Low1006.90.5959 5B SF Bay High524.11.1447 Predom. Upwind581.71.0315 5B W/L L/M731.30.8204 ChiMac Up Low702.40.8542 Predom. Reaching506.61.1843 5B W/L Med625.20.9597 ChiMac Up Med634.50.9456 Predom. Downwind544.41.1022 5B W/L M/H569.91.0529 ChiMac Up High555.81.0795 Predom. Up Low800.50.7496 5B W/L High540.91.1092 ChiMac Off Low687.10.8732 Predom. Up L/M607.20.9881 W/L 60-40 Low1011.40.5932 ChiMac Off Med606.50.9893 Predom. Up Med540.91.1094 W/L 60-40 L/M739.30.8116 ChiMac Off High510.11.1761 Predom. Up M/H508.81.1791 W/L 60-40 Med637.70.9409 ChiMac AP Low690.30.8692 Predom. Up High493.51.2158 W/L 60-40 M/H587.21.0217 ChiMac AP Med617.30.9719 Predom. Dn Low800.20.7498 W/L 60-40 High563.11.0656 ChiMac AP High531.21.1296 Predom. Dn L/M588.11.0201 5B AP Low728.20.8239 BayMac Cove Island799.10.7509 Predom. Dn Med503.41.1920 5B AP L/M574.11.0450 BayMac Shore791.70.7579 Predom. Dn M/H450.01.3334 5B AP Med504.01.1904 Harvest Moon446.81.3428      SA/DSPL Up24.23SA/DSPL Dn47.04
ORC Ref  03510004BKU Issued on 16/02/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
GUDRUN VIIIESP-5725
RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassNAUTATEC 42Measurement17/06/2020HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
Length overall12.487Maximum beam3.630Draft2.552Displacement6,552Wetted area30.66IMS L11.200LSM010.904Accomod. length11.797Sink (kg/mm) 22.73
VCGD-0.030VCGM-0.074 RM Rated (kg·m) 178.9Limit of positive stability(°) 126.9 Stability Index 129.6 BLR index 0.0000Default crew weight779 Declared crew weight 550
Centerboard weightList angleCanting keel angle
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.420PBWPIPA0.0031
EDL1.260ST10.046ST20.160
ST30.160ST40.098ST50.280
RIG
BackstayAdjustableForestayFixedInner forestayNot installedMast materialCarbonSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoBase of mastFixedRunning backstaysNoCheckstaysNoSpreaders3Rotating mastNo
P14.950IG15.800ISP15.870MDT10.124MDL10.249MDT20.124MDL20.189TL0.800MW0.226GO0.246
E5.280J4.440BAS1.690FSD0.035SFJ0.230SPLWPLTPS5.440BD0.185MWT221.00MCG5.800
PYMDT1YMDL1YMDT2YMDL2YTLYBASYEYBDYIYEB
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodBoom incliningFlotation Date03/02/2024MeasurerESP-222
SFFP1.000FFM1.346FF1.344LCFcl6.727SG1.0250
SAFP12.010FAM1.132FA1.138LCFsh6.951HBI1.276
W1112.8W2112.8W3112.8W4112.8LCFD6.440
PD1268.9PD2267.9PD3269.9PD4269.8
WD5.385PLM9000.00GSA1.0RSA1.0RM177.7
INVENTORY
Fixed Ballast Total0
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG1Fuel PlastFuel90459.500.002H2O Plast09.500.00Total deductible389.500.00
OTHER ITEMSIdKindDescriptionWeightLCGVCG1MiscellaneousMolinete ancla201.201.002MiscellaneousCableado molinete y todo resto por Babor3MiscellaneousBrazo movible ancla (Inox)0.001.201BatteryBatt Motor (Babor)227.900.002Battery3x20 batt Servicios (Babor)606.900.001BatteryBatt Molinete (Babor)201.200.001Engine (IC)Volvo D1-30Total deductible0
ORC Ref  03510004BKU Issued on 16/02/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org
International Certificate2026
GUDRUN VIIIESP-5725
RFEV
c/ Gamazo sn
39004 Santander – España
crucero@rfev.es
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentM10.191.152.043.454.5347.7402/02/202402022401
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentC00.061.162.234.165.777.0016.25NoYes063.0813/11/2025C02.50.120.801.372.433.424.3516.00NoNo 37.6225/06/2024u470.080.551.072.133.214.3015.48YesNo 33.2406/05/2016
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA117.2415.1016.178.758.79100%118.0111/06/2016A2A216.9015.2016.057.908.8489%108.18A316.8514.5015.688.008.8091%106.5913/01/202313012301
NON MANUAL POWER CONTROLS (NMP)
SheetsNoMainsail cunninghamNoJib trackNoSpinnaker retrieverNoBoomvangNoHeadsail cunninghamNoTack lineNoOuthaulNoMain travellerNoHalyardsNo
CRUISER/RACER REQUIREMENTS*
Accommodation length11.8 mTable area0.55 m²Headroom1.80 mMinimum number of berths5Personal gear stowage0.20 m³Fresh water capacity145 lMinimum number of seats in cockpit5Food stowage0.30 m³Fuel capacity86 lCabin soleStovesSinksGalley gear stowageToiletWash basinNavigation areaHanging locker
*This list is a summary of the requirements. See IMS Appendix 1 for details.
ORC Ref  03510004BKU Issued on 16/02/2026 Valid until 31/12/2026
VPP ver: 2026 1.00 | © ORC | www.orc.org