Contrast 33 Information, Review, Specs

Boat drawing
Make
Model
Number Built
240
Production Year(s)
1979 - ??

The search results provide good information for all sections, especially:

  • Designer Philosophy: Rolf Magnusson aimed for easy-sailing, fast family boats with well-thought-out layouts, prioritizing sailing qualities over measurement rules.
  • Construction: Hull and deck are sandwich construction with balsa core, and floor timbers are reinforced plastic, which improves the indoor climate.
  • Sailing Performance: Described as "easy to sail and fast, yet spacious and safe." Fin keel provides splendid maneuverability.
  • Accommodations: Mahogany interior, similar to many other boats. Well-thought-out interior layout. Large cockpit for comfortable seating, with all halyards led back.
  • Owner Perspectives: Owners praise ease of sailing and speed. Forum discussions exist, but specific common problems/strengths are not explicitly detailed in the snippets, beyond the general positive attributes. Some owners might have concerns about battery placement.

I have enough information to proceed with generating the article.

Here's a breakdown of how the information will be used for each section:

Introduction:

  • Essence: Easy to sail, fast, safe, spacious, comfortable cruiser.
  • Designer: Rolf Magnusson
  • Builder: Contrast Marine (Contrastbåtar AB)
  • Production: Started 1979, around 240 units built.

History and Design:

  • Creation Narrative: Prototype sailed in 1978, production started in 1979.
  • Designer Philosophy: Rolf Magnusson's vision for easy-sailing, fast family boats, prioritizing sailing qualities over measurement rules.
  • Builder Ethos: Robust construction, intelligent design, comfortable cruising capabilities, sandwich construction with balsa core, reinforced plastic for floor timbers.
  • Variations: No significant production variations (MkI/MkII, tall rig/standard rig) explicitly mentioned in the search results. I will omit this if no info.

Sailing Performance and Handling:

  • SA/D (17.31): Moderate light-air performance.
  • B/D (0.457): High stiffness and stability.
  • D/L (406.34): Heavy, traditional cruiser.
  • Anecdotal Descriptions: "Easy to sail and fast, yet spacious and safe." "Splendid maneuverability" due to fin keel.

Accommodations and Layout:

  • Interior Arrangement: Mahogany interior. Well-thought-out layout.
  • Cockpit: Large and comfortable, with halyards led back.
  • Construction benefit: Sandwich construction improves indoor climate.
  • Max Headroom: Not available in or search. I'll omit if no info.

Owner's Perspectives:

  • Strengths: Owners praise its easy sailing and speed, solid construction, and comfortable motion (implied by design philosophy and construction).
  • Weaknesses/Issues: A forum discussion about battery bank solutions suggests some owners consider moving batteries forward to address a "stern-heavy" feel, but it's not a widely reported "problem." No other common problems are explicitly mentioned in the snippets. I will mention the battery discussion cautiously.

I will now generate the article.

InfoView listings

Measurements

Construction & Hull

Construction Material
Fiberglass (Solid)
Hull Type
Monohull Sailboat
Keel Type
Fin
Rudder
1x Spade
Ballast
3748 lbs (Lead)
Displacement
8200 lbs
Water Capacity
26 gal
Fuel Capacity
8 gal

Engine

Engine Make
Yanmar
Engine Model
2GM/SD 20
Engine Type
Engine HP
18
Engine Count
1
Drive Type
Fuel Type
Diesel
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

Rig Type
Fractional Sloop
P (Main Luff)
39.7 ft
E (Main Foot)
11.7 ft
I (Foretriangle Height)
36.8 ft
J (Foretriangle Base)
11.3 ft
Forestay Length (est)
38.5 ft
Main Sail Area
232.25 sqft
Foretriangle Sail Area
207.92 sqft
Total Sail Area (Reported)
440 sqft
Total Sail Area (Calc)
440.17 sqft

Dimensions

LOA
32.38 ft
LWL
27.23 ft
Beam
10.1 ft
Draft
5.41 ft
Max Headroom
-
Air Draft
-

Calculations

Hull Speed
6.99 kn
Pounds per Inch Immersion
982.69