Followtargetestimator

FollowTargetEstimator (UORB message)

source file

```c uint64 timestamp # time since system start (microseconds) uint64 last_filter_reset_timestamp # time of last filter reset (microseconds)

bool valid # True if estimator states are okay to be used bool stale # True if estimator stopped receiving follow_target messages for some time. The estimate can still be valid, though it might be inaccurate.

float64 lat_est # Estimated target latitude float64 lon_est # Estimated target longitude float32 alt_est # Estimated target altitude

float32[3] pos_est # Estimated target NED position (m) float32[3] vel_est # Estimated target NED velocity (m/s) float32[3] acc_est # Estimated target NED acceleration (m^2/s)

uint64 prediction_count uint64 fusion_count

```