Originally Posted by
Old Akro
5nm and 4,000 ft is beyond the CTAF really. Both would have / should have been on the same area frequency. The flight trace of VH-AEM clearly shows that is was being vectored. The Seminole was flying to Essendon. The area frequency is available on the ground. One would presume it requested airways clearance in a taxy call.
How do you come to the conclusion AEM was being vectored? To me it looks like it’s tracking to one of the northern RNAV IAFs on its own nav. Why would it request an airways clearance on taxy? The base of class E isn’t until 8500ft so it is unlikely to need an airways clearance on taxy