The purpose of the AIRE RLongSM project was to assess the benefits of RLongSM with regard to the efficiency of flights within the Shanwick and Gander Oceanic Control Areas. The new reduced longitudinal separation minimum of five minutes (the normal standard is ten minutes) was introduced in March 2011 on the North Atlantic Organised Track System (OTS) between pairs of aircraft that were GNSS equipped.

Number of trials: 53