>SKYMASTER
SKYMASTER collective callsign of any ABNCP/TACAMO/Looking Glass
https://henney.com/chm/callsign.htm
MILITARY CALLSIGN LIST AS OF 1 Sept 2018
ABNCP: Airborne Command Post
TACAMO: TAke Charge And Move Out
TACAMO (Take Charge and Move Out) is a United States military system of survivable communications links designed to be used in nuclear warfare to maintain communications between the decision-makers (the National Command Authority) and the triad of strategic nuclear weapon nuclear weapons delivery systems.