adsbdb: Intelligence Source Guide
adsbdb is a free, keyless API that turns a 24-bit ICAO hex address or a registration into aircraft type, operator...
adsbdb is a free, keyless API that turns a 24-bit ICAO hex address or a registration into aircraft type, operator...
OpenSky Network is a non-profit, research-governed ADS-B and Mode S receiver network that publishes live aircraft state vectors and, for...
Airframes.io aggregates decoded aircraft datalink messages - ACARS, VDL Mode 2, HFDL and satellite AERO - from a volunteer receiver...
A callsign is a licensed identity broadcast in the clear. Few identifiers are simultaneously regulated, globally unique and publicly indexed....
Ships are legally required to announce themselves. The interesting behaviour is what happens in the minutes after a vessel stops...
An aircraft broadcasts its identity and position to anyone with a twenty-dollar receiver. The intelligence is not in the position;...
Orbits are deterministic and observable. A satellite cannot hide its manoeuvres from anyone willing to do the arithmetic, and much...
Signals intelligence is a state function with a warrant behind it. For everyone else, the discipline still matters, because you...
The spectrum is a public utility with a public map. Licences, allocations and open receiver networks let you characterise the...
Imagery shows you the object. Measurement and signature intelligence tells you what the object is doing, how hot it is...