Just passing through.
Aero L-29 Delfin ZK-JET3 (c/n 294892) was spied at Christchurch International this morning (3-12-2013) whilst on ferry from Tauranga - Wanganui - Woodbourne - destination Queenstown where it will be used in Part 115 operations.
This aircraft was one of some sixty two delivered to the Bulgarian Air Force from 1964 onward.
All had been withdrawn by November 2002. As Bulgarian Air Force # 106 it went to the USA and was stored at Lancaster,Texas; joining the US civil register as N106AV about mid 2003. It served with John P Roure of Austin Texas until being cancelled on 06-11-2012.
It was registered as ZK-JET on 12-02-2-13 with Double X Aviation Ltd of Mount Maunganui.
That's the Double X Aviation insignia at the top of the fin.