Originally Posted by
Youwanna
No, you are not right to conclude that.
The aircraft was originally under the control of ATC and on radar before losing comms well north of Brisbane. That is when the red flags were raised (and presumably a SAR phase initiated).
Agree. The first call I heard from BNE Approach or Centre was about 0630UTC on approach to BNE, I started reviewing from 0600. FDS was airborne about 0700 by coincidence as he was overflying BNE and intercept somewhere around 0730, landed 0800.