Mackellar Mining Equipment / Flight Options (Australia) Cessna 560 Citation Ultra bizjet VH-MMC looked to visit once again from its Sunshine Coast base. It departed back there in the later afternoon.
While noted arriving from its Archerfield base during the latter part of the afternoon was Teys Australia Cessna 525 Citation CJ2 bizjet VH-TEY.
It appeared to be staying for the night.
UPDATE! On Wednesday 15 May, VH-TEY departed Biloela / Thangool Airport and arrived into Rockhampton Airport.
UPDATE! On Thursday 16 May, VH-TEY departed Rockhampton Airport and returned to Archerfield.