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Who Is KA72?

The Site

The ka72.com website was born in January 2009, as a response to the difficulty I felt people were having getting to grips with complex GPS analysis software. These difficulties made it harder for people to get on with achieving their best, and stopped people from entering competitions that otherwise would have been fantastic fun for them. I decided that it was time to make it easier for technical novices to enter the world of GPS competition, and ka72 was born.

Who (or what) is KA72?

KA72 is a sail number. To be specific, KA72 was the registered sail number of Kellie Tusler. Kellie has been windsurfing since the early 1990s, and has previously competed in events such as the Lancelin Ocean Classic (which she won in 2000) and is a previous state and national Womens Windsurfing champion. Her current sail number is AUS72.


Kellie has sailed in Australia, Fiji, England, Greece, Spain and Hawaii, and is always looking for new challenges. In 2008 she was the GPS Team Challenge women's division winner and in 2009 she placed second overall, and first in her age division. She won again in 2010, 2011 and 2012. She sails in the competition with the alias "Astrid" which is her Viking name (her team is the Sunshine Coast Sailboards Vikings, which was the first team in the competition.)

She has loaned me her domain to host this website.

We first registered ka72.com back in the 1990s, and it used to host information on travelling for windsurfers. These days it hosts the KA72 speed reader full time.

So Who Are You?

My name is Dylan Tusler. I'm a software developer, and longtime partner of Kellie's. I don't sail (much) and was never much good at it to be honest! However, I've long been involved in windsurfing as a competition official, race organiser, and I'm a qualified assistant windsurfing instructor. I was membership secretary and newsletter editor for Windsurfing Queensland and even designed the logo for the club (which has thankfully gone into the dustbin of history. Very 90s.) I'm also secretary of WindWanderers Inc, one of the largest windsurfing clubs in Australia.

I'm a rock climber, and cyclist, and have taken my GPS into those areas too.

I hope you get some good use out of ka72.com. If you have any suggestions for the site, I'd love to hear them. Send me an email at dylan@ka72.com


Privacy at ka72.com

ka72.com is operated by Dylan Tusler as a sole trader in Australia. The site analyses GPS tracks for windsurfing, foiling, and related sports. You can use the site anonymously or create an account with an email address and display name.

We collect only the information needed to provide the service — such as your GPS data, uploaded files, and optional details for events. We don’t use analytics or sell or share your data with anyone. GPS files may be stored on Amazon S3 servers outside Australia; all other data is hosted in Australia.

You control your uploads. Tracks can be hidden so they aren’t visible or downloadable by other users. Data isn’t automatically deleted, but you can request manual removal at any time by contacting the site operator.

We may email you only for registration, password resets, or important service updates — never for marketing.

Full details are available in our Privacy Policy.