I too would suggest that you do the flight without the
distractions of using your water ballast the for Diamond
Goal flight.
If the weather is going to be good enough for the flight,
you can do it without water. You will just fly a little
slower. I hope that you have a great flight!
Randy
Tulsa, OK
http://talihinasoaring.com/
http://www.standardcirrus.org/