GPS Heading/Yaw (aka Moving Baseline) GPS Heading/Yaw (aka Moving Baseline) PX4 Guide for RTK ℹ️ Info PX4 Firmware GPS Heading with Dual u-blox F9P is supported in the both DroneCAN and UART version. The DroneCAN version requires a different firmware and can be found in the guide below. https://docs.px4.io/main/en/gps_compass/u-blox_f9p_heading.html https://docs.px4.io/main/en/advanced_features/rtk-gps.html https://docs.px4.io/main/en/dronecan/holybro_h_rtk_zed_f9p_gps.html Ardupilot Wiki for RTK https://ardupilot.org/copter/docs/common-gps-for-yaw.html https://ardupilot.org/copter/docs/common-positioning-landing-page.html#rtk-gps