Club
Certificate
Non Spinnaker
2021
Hellenic Sailing Federation
Offshore Committee Επιτροπή
Ανοικτής Θαλάσσης Ελληνικής
Ιστιοπλοϊκής Ομοσπονδίας
Offshore Committee Επιτροπή
Ανοικτής Θαλάσσης Ελληνικής
Ιστιοπλοϊκής Ομοσπονδίας
Certificate number: 01308
| Wind Velocity | 6 kt | 8 kt | 10 kt | 12 kt | 14 kt | 16 kt | 20 kt |
| Beat Angles | 45.8° | 44.3° | 43.5° | 43.9° | 43.9° | 43.5° | 44.6° |
| Beat VMG | 2.32 | 2.83 | 3.18 | 3.47 | 3.71 | 3.84 | 3.75 |
| 52° | 3.65 | 4.36 | 4.89 | 5.34 | 5.63 | 5.77 | 5.75 |
| 60° | 3.91 | 4.62 | 5.20 | 5.60 | 5.84 | 5.97 | 6.01 |
| 75° | 4.08 | 4.84 | 5.45 | 5.80 | 6.01 | 6.16 | 6.35 |
| 90° | 4.01 | 4.77 | 5.43 | 5.82 | 6.09 | 6.28 | 6.57 |
| 110° | 3.71 | 4.52 | 5.22 | 5.75 | 6.03 | 6.24 | 6.66 |
| 120° | 3.48 | 4.32 | 5.01 | 5.60 | 5.95 | 6.17 | 6.59 |
| 135° | 3.08 | 3.92 | 4.59 | 5.20 | 5.69 | 5.98 | 6.39 |
| 150° | 2.69 | 3.50 | 4.18 | 4.77 | 5.33 | 5.75 | 6.20 |
| Run VMG | 2.41 | 3.18 | 3.86 | 4.45 | 5.00 | 5.50 | 6.08 |
| Gybe Angles | 170.0° | 171.0° | 172.0° | 173.0° | 173.0° | 174.5° | 177.5° |
GPH = 886.3
CDL = 5.401
BOAT
ClassCOBRA 850𝕚DesignerDavid FelthamBuilderCOBRA YACHTSAge Date12/1978Series Date01/1978Offset FileGR0009.BOF
HULL
Length Overall8.170 mMaximum Beam2.890 mDraft1.433 mDisplacement3,515 kgDLR11.2719IMS DivisionCruiser/RacerDynamic Allowance0.727%Age Allowance0.487%
PROPELLER
InstallationShaft non exposed𝕚TypeSolid 3 blades𝕚Diameter0.350m
CREW
Maximum weight300 kg𝕚Minimum weight215 kg𝕚* when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRated Mainsail12.1312.12Headsail Luffed21.1621.16Headsail FlyingSymmetricAsymmetric
SAIL LIMITATIONS
Headsails1* Woven polyester sails Spinnakers0
* No spinnaker pole aboard
STABILITY
Righting Moment50.5 kg·mStability IndexN/A
COMMENTS
Builder's displacement.
OWNER
The owner certifies that he/she understands his/her responsibilities under ORC Rule and Regulations.