drawing in DXF format Søren Andresen (DEN) sent me the plans for his own design with which he won the 2005 Nordic Championship and placed 2nd in 2004. He also sailed it into 35. place in the 2004 Euro Champs in Arcos/Spain. The PDF file contains the sections and a drawing with the mast and … Continue reading Laerke IOM by Søren Andresen
Søren Andresen (DEN) uses this interesting arm winch setup on his boat. The idea is that by attaching the jib and mainsheet at different points wrt. the block on the arm you can get unequal travel on the sheets. As shown here the mainsail can be adjusted virtually independently of the jib sheet when close … Continue reading Arm winch sheeting arrangement
IOM European Championships , Arcos, Spain Here are some pictures from the event including short comments.
The first Nordic IOM Championships were held in the small town of Risör, ca a 2 h drive southwest from Oslo, Norway, during the weekend of 21-22 August 2004. 25 boats(3 FIN, 2 DEN and 20 NOR) in two heats using HMS completed 13 races during two days. The wind was variable in strength and … Continue reading 2004 IOM Nordic Championships, Risör, Norway
Getting the leech points correct when building a mainsail can be quite challenging. Thomas Dreyer(GER) emailed me with this drawing+text about how to get the geometry correct when you are building an IOM (or M) mainsail. Lester Gilbert has a similar kind of drawing at his site: "Measuring an IOM Mainsail" Text is currently only … Continue reading IOM mainsail geomtery
Update 2015-03-01: by popular demand, IGES files for the top and bottom bulb mould. Use at your own risk. bulb Dated 2003-05-01. If you don't have a CAD program that opens these, you can use an online IGES viewer to view the files. Our bulb moulds are CNC milled from aluminium and more than 15 … Continue reading IOM Bulb Mould plans
Charles Detriche has kindly allowed me to publish one of his IOM designs. This one is called "Sliver". Update 2006Dec07: Sliver hull in IGES format
Arrow drawing in DXF format. Charles Detriche has kindly allowed me to publish one of his IOM designs. This one is called "Arrow". Update 2006Dec07: Arrow hull in IGES format Update 2011 March 16: By popular demand, forward and aft 1:1 sections for printing on A4 paper: arrow_fwd_shadows_2011mar16 and arrow_aft_shadows_2011mar16.
Click images for high-resolution jpegs. Royal Vancouver Yacht Club hosted the 2003 IOM World Championships. A view of the marina. We sailed outside the high breakwater in the background. Practice sailing on day 1 with downtown Vancouver in the background. Notice how tiny the IOMs look with a small ring when viewed from the breakwater! … Continue reading 2003 IOM Worlds Pictures (Vancouver, Canada)
Visiting the northern parts of California by car with a friend we stopped to look at Mount Shasta and drive through Lassen Park. Mount Shasta, the second highest peak in California outside Sierra Nevada, 4322 m high. Last erupted around 200 years ago with a high probability of erupting again... Another view of the peak … Continue reading Mt Shasta and Lassen Park