Also, Erez, what program did you use to create your model? I might be interested in that so i can be able to get all the details correct for the hull shape
I don't remember that specific program, it was a long time ago, how ever I found a great program that you can download and use here:
http://www.freeship.orgyou can start with a f16 design that I'm working on right now and change it to what ever you like, it will save you time.
download the file here:
http://www.cat-sail.co.il/1000.zipand open it with the program
good luck