Maritime patrol aircraft family by Boeing.
1 The fifth aircraft, a United States Navy P8 Poseidon, was due to depart for the search area soon.
2 Mr Mark last year announced the purchase of P8 Poseidon planes to replace the old Orion fleet in a few years' time.
3 The other aircraft due to arrive later on Thursday included a New Zealand air force Orion and a United States navy P8 Poseidon.
4 Another ultra-long range jet, a US Navy P8 Poseidon and two Japanese P3 Orions would go later in the day.
5 Japan has sent two P3 Orion planes, New Zealand one, and the US is using an elite P8 Poseidon navy aircraft.
6 Another ultra-long range jet, a US Navy P8 Poseidon and two Japanese P3 Orions are due to depart later on Monday.
7 US Navy P8 Poseidon was unable to relocate the objects after it was tasked to investigate the reported sightings by the Chinese aircraft at 33,000ft.
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