Originally Posted by justme69
Press reports IB pilot declaring: "We flew about 10 minutes (~80 miles) directly behind the AF, at 35000'... being monitored by TCAS, noticed bad weather ahead and decided to deviate from it an unscheduled 30 miles to the east at about the same time the AF dissapeared from the radar forever..."
Maximum range for the TCAS to display a target is only 40 NM ...