px4-firmware/msg/sensor_combined.msg

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#
# Sensor readings in SI-unit form.
#
# These fields are scaled and offset-compensated where possible and do not
# change with board revisions and sensor updates.
#
int32 RELATIVE_TIMESTAMP_INVALID = 2147483647 # (0x7fffffff) If one of the relative timestamps is set to this value, it means the associated sensor values are invalid
# gyro timstamp is equal to the timestamp of the message
float32[3] gyro_rad # delta angle in the NED body frame in rad
float32 gyro_integral_dt # delta time for gyro integral in s
int32 accelerometer_timestamp_relative # timestamp + accelerometer_timestamp_relative = Accelerometer timestamp
float32[3] accelerometer_m_s2 # velocity in NED body frame, in m/s^2
float32 accelerometer_integral_dt # delta time for accel integral in s
int32 magnetometer_timestamp_relative # timestamp + magnetometer_timestamp_relative = Magnetometer timestamp
float32[3] magnetometer_ga # Magnetic field in NED body frame, in Gauss
int32 baro_timestamp_relative # timestamp + baro_timestamp_relative = Barometer timestamp
float32 baro_alt_meter # Altitude, already temp. comp.
float32 baro_temp_celcius # Temperature in degrees celsius