A quick look at Christchurch International Airport today found the Boeing 737-42C ZK-TLM (c/n 24813) parked near the terminal building.
This first flew on 30-05-1991 and has worn the following registrations - starting as G-UKLF, PH-BPF, (D-ABDD ?), SX-BLM, F-WDIH, OK-CCB, F-WTBB, YR-BAO then to N913NZ for Airwork Flight Operations Ltd from 26-11-2018. After conversion to a freighter in the US it became ZK-TLM on 10-12-2019 and arrived in Auckland on 19-12-2019.
Over at the GCH Aviation Ltd's complex the MBB BK117-850D2 ZK-IVB (c/n 7061) was in a good photographic spot.
This has also carried its share of offshore registrations,starting as D-HBNI, (N161BK), N950BM, N117CH, N312LS, N504LH and N143AM before becoming ZK-IVB with Airwork (NZ) ltd on 5-08-2014 - who did the 850 upgrade.
It was registered with Garden City Helicopters Ltd on 13-11-2014 and re-listed under the GCH Aviation Ltd from 01-03-2018.