we listen to the sky

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5,476 GB of unfiltered flight data.
1,367 days of releases, every day.
an archive of what we heard.

what this is

volunteers point receivers at the sky.
everything they hear is free and open.
there are dozens of us. dozens.

live right now

aircraft: 6617
on the ground: 992
emergencies: 0
mlat · beast: 5729 · 6318
messages/s: 189621
positions/s: 75573
WAN, Mbps: 1300 · 1195
high · fast: 85 kft · 611 kt
latency, ms: 58
your clock: measuring

see also

the story, the docs, or the daily archive.