AeroNav 900/880 Series Pilot’s Guide
89000039-010
Rev 1 May 2019 Map Subsystem 4-49
Since TIS traffic data is re-radiated data from FAA ground stations,
there are a few additional possible states of the data beyond normal
operating state. The non-normal TIS status states will be displayed
in the traffic thumbnail and as CAS messages and include:
TIS Traffic
Thumbnail
Status
TIS traffic communications have
ceased for >6 seconds but <12
seconds
TIS traffic communications have
ceased for >12 seconds
No TIS ground station is available
or communications have ceased for
>60 seconds
TIS Coasting Indication
TIPS AND TECHNIQUES
Several Types of TIS-B Traffic
TIS-B traffic can come from several sources depending
on ownship equipment type, target equipment type and
proximity to TIS-B ground stations. ADS-B, ADS-R and
TIS traffic can all co-exist within the TIS-B data stream.
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