TechnicalNoticeonperformancestandardsforshipborneIndianRegionalNavigationSatellitSystem(IRNSS)receiverequipment(ResolutionMSC.449(99))issued

CCSTechnical Information(2019)Technical Information No.9 Total No.404Mar20,2019(Total 2 pages)To:Related departments in CCS Headquarters,each plan approval center,each branch (office),concerned shipyards,marine product manufacturers,ship designers,shipping managementcompanies and shipownersTechnical Notice on performance standards for shipborne IndianRegional Navigation Satellite System (IRNSS)receiverequipment(Resolution MSC.449(99))issued by IMO1.BackgroundThe Maritime Safety Committee(MSC)of International Maritime Organization(IMO),at its ninety-ninth session (16 to 25 May 2018),adopted the performancestandards for shipborne IRNSS receiver equipment(Resolution MSC.449(99)).IRNSS receiver equipment installed on or after 1 July 2020 conforms to performancestandards not inferior to those specified in the annex to the resolution.2.Main contentsThese performance standards are newly provided,which include as follows:a)Introduction:overview,coverage area;b)IRNSS receiver equipment:component,antenna design;c)Performance standards for IRNSS receiver equipment:function andperformance;d)Integrity checking,failure warnings and status indications,e)Protection.