Event

AirSense warning notification

Topic: thing/product/{gateway_sn}/events

Direction: up

Method: airsense_warning

Data:

Column	Name	Type	constraint	Description
icao	ICAO flight address	text		ICAO civil aviation flight address
warning_level	Alarm level	enum_int	{"0":"No danger","1":"Level One","2":"Level Two","3":"Level Three","4":"Level Four"}	The higher the danger level, the more dangerous it is. For levels greater than or equal to 3, it is recommended for the aircraft to avoid
latitude	Latitude	float	{"max":90,"min":-90}	Latitude of the aircraft location point, angle value, negative for south latitude, positive for north latitude, accurate to 6 decimal places.
longitude	Longitude	float	{"max":180,"min":-180}	Longitude of the aircraft's current position, angle value, east longitude is positive, west longitude is negative, precision to 6 decimal places.
altitude	Absolute height	int		Flight absolute altitude, measured in meters
altitude_type	Absolute altitude type	enum_int	{"0":"Ellipsoidal altitude","1":"Altitude above sea level"}
heading	Heading	float		Heading angle in degrees, 0 for true north, 90 for true east, precision to one decimal place
relative_altitude	Flight relative aircraft altitude	int		Flight relative aircraft altitude in meters
vert_trend	Trend of relative altitude change	enum_int	{"0":"Relative altitude unchanged","1":"Relative altitude increasing","2":"Relative altitude decreasing"}
distance	Horizontal distance between the flight and the aircraft	int	{"unit_name":"Meters / m"}

Example:

{
	"bid": "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxx",
	"data": [
		{
			"altitude": 100,
			"altitude_type": 1,
			"distance": 100,
			"heading": 89.1,
			"icao": "B-5931",
			"latitude": 12.23,
			"longitude": 12.23,
			"relative_altitude": 80,
			"vert_trend": 0,
			"warning_level": 3
		}
	],
	"need_reply": 1,
	"tid": "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxx",
	"timestamp": 16540709686556
}