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Update README-json.md

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added nav_altitude_mcp, nav_altitude_fms
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henry1952 2019-05-05 19:32:40 +02:00 committed by GitHub
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README-json.md
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@ -65,8 +65,9 @@ This file contains dump1090's list of recently seen aircraft. The keys are:
* emergency: ADS-B emergency/priority status, a superset of the 7x00 squawks (2.2.3.2.7.8.1.1)
* category: emitter category to identify particular aircraft or vehicle classes (values A0 - D7) (2.2.3.2.5.2)
* nav_qnh: altimeter setting (QFE or QNH/QNE), hPa
* nav_altitude: selected altitude
* nav_heading: selected heading
* nav_altitude_mcp: selected altitude from the Mode Control Panel / Flight Control Unit (MCP/FCU) or equivalent equipment
* nav_altitude_fms: selected altitude from the Flight Manaagement System (FMS) (2.2.3.2.7.1.3.3)
* nav_heading: selected heading (True or Magnetic is not defined in DO-260B, mostly Magnetic as that is the de facto standart) (2.2.3.2.7.1.3.7)
* nav_modes: set of engaged automation modes: 'autopilot', 'vnav', 'althold', 'approach', 'lnav', 'tcas'
* lat, lon: the aircraft position in decimal degrees
* nic: Navigation Integrity Category (2.2.3.2.7.2.6)