Nav Computer: Centre dot on TAS (132 kts), rotate to put wind direction (205ºT) on HEADING index and mark wind on centre line 15kts below centre dot (over 117 kts).

Rotate to put heading 053ºT next to HEADING index; read drift and groundspeed under wind mark: 3º Port (left) (track 050ºT) and 145 kts.