# SensorsStatusImu (UORB message) Sensor check metrics. This will be zero for a sensor that's primary or unpopulated. [source file](https://github.com/PX4/PX4-Autopilot/blob/main/msg/SensorsStatusImu.msg) ```c # # Sensor check metrics. This will be zero for a sensor that's primary or unpopulated. # uint64 timestamp # time since system start (microseconds) uint32 accel_device_id_primary # current primary accel device id for reference uint32[4] accel_device_ids float32[4] accel_inconsistency_m_s_s # magnitude of acceleration difference between IMU instance and mean in m/s^2. bool[4] accel_healthy uint8[4] accel_priority uint32 gyro_device_id_primary # current primary gyro device id for reference uint32[4] gyro_device_ids float32[4] gyro_inconsistency_rad_s # magnitude of angular rate difference between IMU instance and mean in (rad/s). bool[4] gyro_healthy uint8[4] gyro_priority ```