BlueNaute® is an attitude and heading reference system that is ideally suited to commercial ships, in line with requirements of the International Maritime Organization and the SOLAS (Safety of Life at Sea) Treaty. The BlueNaute® system is based on hemispherical resonator gyros (HRG). Developed and certificated by Safran Electronics & Defense, because of the intrinsic characteristics of this technology, the BlueNaute® system is virtually maintenance-free. It is unrivaled in terms of lifespan, dependability and dispatch reliability. Furthermore, HRG-based systems are compact and unaffected by extreme environments, which means they can easily be installed on all types of platforms. Different versions of BlueNaute® are available to cover all market requirements.