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Squawk codes

Tutorial

All new filters in the Flightradar24 mobile app

We’re thrilled to launch the new Flightradar24 filters in our mobile app. With the addition of new filters in the mobile app, filters are…

Aviation safety

Are flights squawking 7700 more often?

As the popularity of flight tracking has grown, each time an aircraft “squawks 7700,” thousands of users turn to Flightradar24 to follow the flight….

Aviation explainer series

Going off comms – what do aircraft do when their radio fails?

Failures in commercial aviation are incredibly rare thanks to a culture completely dedicated to flight safety. When things do go wrong, pilots and air…

Aviation explainer series

What are squawk codes used for?

You may have heard of the infamous code 7500 which airliners transmit when they are being hijacked, common amongst movies and TV shows, but…

Major incident

Metrojet 9268 Extended Mode-S Data Decoded

In addition to our initial data, we have decoded Extended Mode-S data from a single receiver with the best reception in the area of Metrojet…

Aviation explainer series

Squawking 7700—An Air Traffic Controller’s Perspective on In-flight Emergencies

Previously we interviewed Captain Ken Hoke to learn how pilots train for and manage in-flight emergencies. Today, on the International Day of the Air…