Tracking support apparatus, terminal, tracking support system, tracking support method and program

A tracking support method by a tracking support apparatus, the method comprising:

• receiving a notification of a monitoring failure form a terminal of a current tracker instructed to track a tracking target;
• calculating a position of the tracking target using video images received from a plurality of cameras arranged in a predetermined monitoring area to transmit video images taken by the plurality of cameras;
• and
• transmitting the calculated position of the tracking target to the terminal of the current tracker when the notification of the monitoring failure is received.

A non-transitory computer readable medium storing a program causing a computer to execute processing comprising:

• receiving a notification of a monitoring failure form a terminal of a current tracker instructed to track a tracking target;
• calculating a position of the tracking target using video images received from a plurality of cameras arranged in a predetermined monitoring area to transmit video images taken by the plurality of cameras;
• and
• transmitting the calculated position of the tracking target to the terminal of the current tracker when the notification of the monitoring failure is received.

The non-transitory computer readable medium according to claim storing the program causing the computer to execute processing comprising:

• receiving position information of a plurality of terminals, each one of the plurality of terminals being carried by a tracker;
• selecting the current tracker instructed to track the tracking target, using the position information of the plurality of terminals and the calculated position of the tracking target;
• and
• transmitting information of a distance between the tracking target and the terminal during tracking of the tracking target to the terminal of the selected current tracker.