Octavian Thor Pleter and Cristian Emil Constantinescu, and Barna Istvan Jakab, University Politehnica of Bucharest, 060042 Bucharest, Romania

Abstract: In the aftermath of the disappearance of the Malaysian 370 (MH370) flight in March 2014, new positioning methods were employed to establish the search area. In the absence of all other positioning technologies (Transponder, Radio communications, Radar), these innovative methods are based on the handshake signals between an INMARSAT satellite and the satellite transceiver on board the aircraft. The log of these signals was made public in order for the scientific community to engage in solving the mystery of the MH370 trajectory. The log indicates the delay between the interrogation and response signals, as well as the relative velocity indications, based on the shift of the carrier frequency due to the Doppler-Fizeau effect. This paper puts forward an original, independent and accurate positioning method and allows the calculation of the MH370 trajectory considering the wind vector field that day, the accurate satellite orbit and an accurate model of the Earth (the WGS-84 ellipsoid). The results were compared to other results published, indicating a different final position of the aircraft from the locations of the published search area.

Download full article here.

The article won the Richey Medal 2017 of the Royal Institute of Navigation, London.


0 Comentarii


Te așteptăm în perioada 𝟭𝟲-𝟭𝟳 𝗡𝗼𝗶𝗲𝗺𝗯𝗿𝗶𝗲 𝟮𝟬𝟮𝟮, î𝗻 𝗛𝗼𝗹 𝗔𝗡 𝗱𝗶𝗻 𝗥𝗲𝗰𝘁𝗼𝗿𝗮𝘁, interval orar 10.00-17.00, la cea de-a V-a ediție a celui mai mare Târg Universitar de Cariere organizat de către Universitatea POLITEHNICA din București, prin intermediul POLIJobs....

Concurs acordare gradație de merit

Perioada de depunere a documentelor, pentru participarea la concursul de acordare a gradațiilor de merit, este în intervalul 01.09 - 07.09.2022 Concursul se adreseaza personalului didactic, de la catedra "Elie Carafoli", fiind scoase la concurs 2 gradații de marit....