In this article
Yellow aircraft icons
Red aircraft icons indicate one of two things
Get notified when a flight squawks 7700 or 7600
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Yellow aircraft icons
Aircraft shown in yellow are being tracked in real time via our global receiver network. In some cases, their positions may be estimated.
Red aircraft icons
Red aircraft icons indicate one of two things:
- You have selected the aircraft and are currently following it on the map.
- The aircraft’s transponder is broadcasting an emergency squawk code:
- 7600 – Radio failure (lost communication)
- 7700 – General emergency
Get notified when a flight squawks 7700 or 7600
Want to receive a notification from Flightradar24 when an aircraft squawks 7700 or 7600? In the Flightradar24 app, tap Alerts, then toggle the 7700 alert to on to receive a notification whenever a flight declares an emergency.

Want to know more? Explore this topic in our blog
What are squawk codes used for?
Squawking 7700 - In-flight Emergencies from a Pilot’s Perspective
Squawking 7700 - An Air Traffic Controller’s Perspective on In-flight Emergencies
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