Table 2: Test stations coordinates.

IDCityLocationLatitude (deg, min, sec)Longitude (deg, min, sec)Height (m)MODIP (°)

NAINNainCanada56° 32′ 13.07′′ N061° 41′19.38′′ W33.48060.855
PANGNaplesItaly40° 49′ 24.374′′ N014° 12′ 58.111′′ E122.65948.579
AREQArequipaPeru16° 27′ 55.861′′ S71° 29′ 34.068′′ W2488.922−5.717