PS-18 PICO balloon is scheduled for release on Sunday 24/8/2014 at 8am.

Party balloon, 10mW TX

APRS on 145.175Mhz, callsign VK3YT-12
http://aprs.fi/#!mt=roadmap&z=9&call=a%2FVK3YT-12

Olivia 8/250 on 434.650Mhz, tracked on SNUS as PS.
http://spacenear.us/tracker/?filter=PS

Prediction shows the balloon will loop over Tas, VIC and NSW over several days.