![China's crackdown on flight-tracking devices leaves companies and hobbyists frustrated | South China Morning Post China's crackdown on flight-tracking devices leaves companies and hobbyists frustrated | South China Morning Post](https://img.i-scmp.com/cdn-cgi/image/fit=contain,width=425,format=auto/sites/default/files/styles/768x768/public/d8/images/methode/2021/11/13/2eb16bf0-43a6-11ec-b9bb-5bc84a21bb41_image_hires_043443.png?itok=hdY2XwM9&v=1636749292)
China's crackdown on flight-tracking devices leaves companies and hobbyists frustrated | South China Morning Post
![transponder - Would the "Calibrated Altitude" figure on FlightRadar24 better be labelled "Pressure Altitude"? - Aviation Stack Exchange transponder - Would the "Calibrated Altitude" figure on FlightRadar24 better be labelled "Pressure Altitude"? - Aviation Stack Exchange](https://i.stack.imgur.com/Y0Ymn.png)
transponder - Would the "Calibrated Altitude" figure on FlightRadar24 better be labelled "Pressure Altitude"? - Aviation Stack Exchange
![Flightradar24 on Twitter: "Flightradar24 data for China Eastern Airlines flight #MU5735 from Kunming to Guangzhou. At 06:20:59 UTC the Boeing 737-800 aircraft started to lose altitude very fast. At 06:22:35 UTC last Flightradar24 on Twitter: "Flightradar24 data for China Eastern Airlines flight #MU5735 from Kunming to Guangzhou. At 06:20:59 UTC the Boeing 737-800 aircraft started to lose altitude very fast. At 06:22:35 UTC last](https://pbs.twimg.com/media/FOXjcXMXEAEmbgv.png)
Flightradar24 on Twitter: "Flightradar24 data for China Eastern Airlines flight #MU5735 from Kunming to Guangzhou. At 06:20:59 UTC the Boeing 737-800 aircraft started to lose altitude very fast. At 06:22:35 UTC last
Flightradar24 on Twitter: "Global air traffic as June begins. Traffic levels recovering slowly, but still 48% below last year at the same time. Follow live flights at https://t.co/krDfUYSbzK and for daily statistics,
Flightradar24 on Twitter: "Media reports indicate that OE-FGR was not reachable by air traffic control authorities for some time. Just a few moments ago, we stopped receiving signals from the aircraft. Final
Flightradar24.com - Seeing blue icons on flightradar24.com and in our app? Those aircraft are currently being tracked by satellite-based ADS-B. Learn more at https://www.flightradar24.com/blog/satellite-based-ads-b-data-now-available-to-all ...
![Total number of flights tracked by Flightradar24, per day (UTC time),... | Download Scientific Diagram Total number of flights tracked by Flightradar24, per day (UTC time),... | Download Scientific Diagram](https://www.researchgate.net/publication/352045926/figure/fig1/AS:1030976494919682@1622815359484/Total-number-of-flights-tracked-by-Flightradar24-per-day-UTC-time-from-2020-February.png)