2019-11-21T08:57:24.075Z 3 Location determined using the LORAN (LOng RAnge Navigation) hyperbolic radio system. LORAN loran None of the codes in the table are applicable. inapplicable inapplicable Location determined using the frequency shift of transmissions to the ARGOS communications satellite service. http://www.argos-system.org/web/en/333-why-choose-argos.php ARGOS DOPPLER argosDoppler Location determined using the Kalman filtering technique and the ARGOS communications satellite service. http://www.argos-system.org/web/en/393-faq-kalman.php. ARGOS Kalman argosKalman Location determined using the Global Positioning System. http://www.gps.gov/ GPS gps Location determined using the Russian GLONASS (Globalnaya Navigazionnaya Sputnikovaya Sistema) global navigation satellite system. https://www.glonass-iac.ru/en/ GLONASS glonass Location extracted by locating the object on a map. From map map Coordinates source/service The coordinates source/service is unknown. unknown unknown Location determined using a geographic survey. Survey survey Coordinates source/service Location determined using the European GALILEO global navigation satellite system. http://galileognss.eu/ GALILEO galileo Location determined using the frequency shift of transmissions to the Iridium communications satellite constellation. https://www.iridium.com/ IRIDIUM DOPPLER iridiumDoppler