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Displaying items by tag: Robotic Marks

Not content to bask in its 140th-anniversary glory, Dublin Bay Sailing Club (DBSC) will experiment with using the latest yacht race technology this season to deliver the largest racing programme in Ireland.

DBSC Commodore and Race Officer Ed Totterdell, who has used these marks in the USA and elsewhere, believes that while the technology is new and the logistics need to be examined, DBSC should take the lead and trial what could be a big step forward in mark laying.

The marks were successfully deployed at the weekend for the inaugural Irish Sailing League, also held on Dublin Bay.

“Having met several clubs and ROs during the winter, I set up a meeting where all could come together and discuss the options for events and clubs to consider using robotic marks in 2024. As a result of these meetings, Kenny Rumball has organised a low-cost trial rental for 6-8 weeks, which will involve clubs across Dublin Bay and potentially further afield to see if they would benefit from using them.

 Robotic marks will make adjustments to DBSC start and finish lines possible Photo: Afloat Robotic marks will make adjustments to DBSC start and finish lines possible Photo: Afloat

"In DBSC, forty minutes is an eternity when hoping that the line stays square, given the vagaries of Dublin Bay wind. We also need a 300-metre start line for Cruisers One division, but this is reduced to 150 metres for some smaller classes", Totterdell explains.

"Using our standard marks, making adjustments to the line is not an option once the sequence has started for the first class. Shock waves will now reverberate as the line swiftly moves up/down or in and out!", he says.

"Having used these marks most recently in Kenny Rumball’s hugely successful Irish Sailing League last weekend I am really excited to start the trial, which I intend to do on our first Thursday race of 2024," Totterdell said.

"After the trial, we will be better placed to judge whether the cost and logistics would justify making these marks a permanent feature for future seasons, ” he added.

In addition, DBSC has also unveiled a new chart of marks for 2024, as Afloat reports here.

MarineSevices.ie are Irish agents for the robotic marks and can supply/rent the buoys for use around Ireland.

Published in DBSC

About the TP52 Racing Yacht

The TP52 racing yacht is a remarkable example of cutting-edge technology in the world of competitive yachting. Measuring 52 feet (15.85 metres) in length, this vessel is constructed entirely from carbon fibre, making it an incredibly light and agile craft.

The TP52 features a 6.25-metre high rig, complete with a fractional asymmetrical spinnaker and a self-tacking jib. This design reduces the workload of the crew, allowing for more efficient manoeuvres and freeing up the crew to focus on the mainsheet upwind and on two-sail reaches.

The spinnaker rigging set-up, measuring 15.00 m2, presents a challenge to even the most experienced crews, requiring them to be fit and perfectly coordinated. Maneuvering the boat requires athleticism due to the vessel's lack of inherent stability and the high speed generated by the fully battened mainsail and jib.

The TP52's hull is constructed of fibreglass-reinforced polyester in a foam sandwich layout, resulting in a weight of just 74kg. The fully battened mainsail and jib are made from a transparent Mylar laminate with orange or red Dacron trimming, while the spinnaker is manufactured from ripstop Nylon.

The mast is made up of three parts, featuring an aluminium bottom and middle section, with a polyester-fibreglass composite tip to increase mast bend and decrease overall weight. The capsizing moment, which can be generated by a heavy mast tip, is also reduced through this design. The TP52's foils are constructed from either aluminium or fibreglass, depending on the specific requirements of the vessel.

Overall, the TP52 racing yacht is an exceptional example of the latest advancements in yacht design and technology. Its lightweight construction, advanced rigging, and high-speed capabilities make it a top contender in the world of competitive yachting, challenging even the most skilled and experienced crews.