Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
AuroraM/R-D121.9 m 9.60 km2,666 km
ChicagoM/R-D121.9 m 9.60 km2,051 km
Grand RapidsM/R-D121.9 m 9.60 km3,310 km
Argonne Joliet ARMSM-Dz152.4 m above ground1.60 km19,312 km
RockfordM/R-D121.9 m 9.60 km2,616 km