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**VERY RARE**
A National Reconnaissance Office program.
RARE MILITARY CHALLENGE COIN - NATIONAL RECONNAISSANCE OFFICE NROL-42 TRUMPET
From NRO.gov....part of its fleet of signals intelligence spacecraft tasked with vacuuming up vast amounts of satellite communications, intercepting telemetry signals from missiles and characterizing ground sites of interest based on radio activity.
Trumpet satellites, also known as Advanced Jumpseat, operate in a highly elliptical orbit to complement satellites in Geostationary Orbit by providing improved coverage in the high-latitude regions, also carrying sensors for the detection of ballistic missile launches to patch up a blind spot of Geostationary missile monitoring satellites.
The United States National Reconnaissance Office is an intelligence agency tasked with the design, construction and operation of all U.S. reconnaissance satellites and delivers satellite intelligence to other three-letter intelligence agencies including signals intelligence for the NSA, image reconnaissance data to the NGA and measurement & signature intelligence to the DIA. Established in 1961, the NRO has been shrouded in great secrecy and its existence as an agency was only first acknowledged in the early 1990s.
