# OpenDroneIdSystem (UORB message)

[source file](https://github.com/PX4/PX4-Autopilot/blob/main/msg/OpenDroneIdSystem.msg)

```c
uint64 timestamp
uint8[20] id_or_mac
uint8 operator_location_type
uint8 classification_type
int32 operator_latitude
int32 operator_longitude
uint16 area_count
uint16 area_radius
float32 area_ceiling
float32 area_floor
uint8 category_eu
uint8 class_eu
float32 operator_altitude_geo

```