Serious incident to the ATR72 registered XA-UYM and operated by Aeromar and to the helicopter Agusta A109 registered XC-EDM on 26/09/2017 near Mexico City [Investigation led by AIB / Mexico]
Rapprochement anormal lors de l'approche, avis de résolution TCAS
Responsible entity
Preliminary data based on the notification from the Mexican authorities:
The flight 141 TAO (XA-UYM) performed a resolution TCAS (Clear of Conflict) as the aircraft XC-EDM intervened in its approach to the airport MMMX.