C-17 Globemaster III: recognize the aircraft and search the live map.
The C-17 is a four-engine military transport aircraft built for strategic and tactical airlift. On flight trackers its ICAO type designator is commonly shown as C17.
What the C-17 is designed to do
The U.S. Air Force describes the C-17 as a flexible cargo aircraft for strategic delivery, tactical airlift, airdrop and aeromedical evacuation. Other operators also use the type.
How it may appear on the radar
Search for type:C17 to find matching aircraft in currently available traffic. A callsign can change by flight, and some aircraft may not appear because public telemetry and coverage are incomplete.
Avoid guessing the mission
Aircraft type indicates capability, not the purpose of a specific flight. Route gaps, unusual altitude or proximity to a base are not enough to establish intent.
What to know before opening the radar
Can I always track a C-17?+
No. Availability depends on visible public telemetry, coverage and the filters applied to the map.
Does a C17 result prove a military mission?+
No. The type describes the aircraft; the live radar does not establish mission or intent.
Official references
Locations and aircraft capabilities can change. These primary sources support the basing, capability and public-tracking explanations used in this guide.