Archive for August, 2008

Understanding stability

Wednesday, August 27th, 2008

A sailing friend recently overheard two sailors discussing how they would prevent hobbyhorsing if they installed a new liferaft right on the counter. Their solution was to put a “balancing weight” in the bow. Can you imagine the result? The best way to achieve stability in a yacht is to have the weight in the middle and as low as possible.

Read more about weight distribution:
http://www.theboatingbible.com/Onhobbyhorse.htm

Accuracy of GPS

Saturday, August 2nd, 2008

Did you see the news item about radiation from the Northern and Southern lights (aurora borealis and aurora australis) interfering with the satellite signals to GPS sets? Apparently this was misleading motorists. But the report did not mention what effect this was having on yachts at sea.

 

Has anyone any experience of this at sea? We’d be delighted to hear from you as we are compiling a report on the inaccuracies of GPS units.

 

For more on GPS, read Don’t let your GPS mislead you