Super Yacht Corinthian Spirit
Certificate
2023

Boat

ZEMPHIRA

SY-275

ORC Superyacht
Rating Office
www.orc.org/superyacht
orcsy@orc.org
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles46.0°44.8°44.2°42.4°40.6°39.4°38.7°
Beat VMG4.025.005.776.306.666.917.14
52°6.377.838.849.359.659.8610.15
60°7.048.529.279.7010.0010.2310.59
75°7.809.139.7410.1710.4710.8511.32
90°8.009.259.8610.4511.0111.3012.01
110°7.419.019.8310.4010.8011.1312.43
120°7.068.689.6210.2510.9411.5012.39
135°6.167.709.009.7410.3110.9412.39
150°5.136.487.688.649.369.8710.92
Run VMG4.455.626.657.488.128.769.81
Gybe Angles141.2°142.4°143.0°146.4°152.0°161.9°168.5°
BOAT
ClassSW 76DesignerStephens WaringBuilderBrooklin Boat YardAge date05/2005Series date05/2005Offset fileSY275.offData fileSY275_CSPOPF light | strong0.0% | 0.0%Owner-DriverNo
HULL
Length Overall23.103 mMaximum Beam4.398 mDynamic Allowance0.310%
LightshipSailingDisplacement (kg)20,04922,131Draft (m)3.3003.346RM at 1° (kg·m)805.9828.4VCGD (m)-0.555-0.392VCGM (m)-0.563-0.400
SAIL AREAS (m²)
MeasuredRatedMainsail117.01117.01Headsail Luffed93.7993.78Headsail Flying187.35187.35SymmetricAsymmetric319.29319.29Total upwind210.80Total downwind436.30
SAILS IN INVENTORY
Headsails Luffed2Headsails Flying1Spinnakers2
USE OF SAILS
Furled Sails Upwind0Mainsail FurlerNoMultiple HeadsailsNoTacking Unfurling StaysailNo
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 SY 402.

Super Yacht Corinthian Spirit
Certificate
2023

Boat

ZEMPHIRA

SY-275

ORC Superyacht
Rating Office
www.orc.org/superyacht
orcsy@orc.org
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG895.9720.4624.4571.3540.5520.8504.3
52°565.3459.7407.4385.0373.1365.1354.6
60°511.6422.3388.4371.3359.9351.8339.8
75°461.8394.3369.7353.8343.8331.7317.9
90°449.8389.3365.3344.6327.1318.5299.8
110°486.1399.4366.3346.0333.5323.5289.7
120°510.0414.6374.4351.3328.9312.9290.4
135°584.5467.3399.8369.8349.3329.1290.6
150°701.3555.2468.5416.6384.8364.8329.6
Run VMG809.8641.1541.0481.1443.6411.0367.1
Selected Courses
Windward / Leeward852.9680.7582.7526.2492.0465.9435.7
All purpose633.6514.0451.8416.5394.3377.8353.8
Scoring Options
Wind StrengthLight
TWS < 8
Light-Moderate
8 ≤ TWS < 11
Moderate
11 ≤ TWS < 14
Moderate-Strong
14 ≤ TWS < 17
Strong
TWS ≥ 17
Time on Distance553.6463.3410.0381.6362.0
Time on Time0.90311.07921.21941.31041.3813
 

Super Yacht Corinthian Spirit
Certificate
2023

Boat

ZEMPHIRA

SY-275

ORC Superyacht
Rating Office
www.orc.org/superyacht
orcsy@orc.org
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassSW 76Hull constructionCoredCarbon RudderYesTrim tabNoMCA CertifiedNo
LOA23.103Max. Beam4.398Draft3.300Displacement20,049IMS L16.619Sink (kg/mm) 46.20
VCGD-0.555VCGM-0.563Righting Moment (kg·m) 805.9SkegNo
PROPELLER (measured)
Propeller TypeFeathering 3 blades
InstallationShaft non exposedTwin screwNoBow Thruster Diam.
PRD0.482PIPA0.0123
RIG
Rig TypeSloopCarbon mastYesNon-circular riggingNoFiber riggingNo
P23.346IG21.864ISP25.314BAS1.730E8.531BD0.355CPW1.640
MDT10.202MDL10.359MDT20.160MDL20.237TL2.858MW0.354GO0.408
J7.849SFJ1.410FSDSPLTPS9.610WPL
TANKS
IdUseDescriptionVolumeLCGVCGSp.WghtLevel
Sailing
Awatertank #224011.07-0.171.00000.500Bwatertank #324611.060.071.00000.500Cfueltank #410910.97-0.470.84000.100Dfueltank #610910.97-0.470.84000.100Efueltank #711314.48-0.180.84000.500Fblacktank #11108.200.081.00000.100Gblacktank #514013.440.181.00000.100
INVENTORY
IdDescriptionWeight SailingLCGVCGGAIdDescriptionWeight SailingLCGVCGGAAAnchor 132  X  BChain 1135  X 
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible

Super Yacht Corinthian Spirit
Certificate
2023

Boat

ZEMPHIRA

SY-275

ORC Superyacht
Rating Office
www.orc.org/superyacht
orcsy@orc.org
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentC0.221.683.135.497.05117.0130/05/2023
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFurlerAreaMeas.DateCommentF0.632.524.428.2010.4012.5925.68NoYesYes & TA187.35D0.131.312.464.476.277.9421.93NoNoYes93.7925/06/2023LMC0.131.282.404.386.207.9021.95NoNoYes92.6425/06/2023MHH0.050.941.773.274.595.7121.37NoInnerYes66.3210/08/2023SSG0.100.701.322.625.3214.41NoInnerYes38.4020/04/2023SS
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentG27.1524.6225.8914.6415.4595%319.2925/06/2023A2F23.8622.6523.269.8113.0375%202.5920/04/2023C0