Airborne Gravity: NGS' Gravity Data for EN03 (2011-2013)
Airborne gravity data for Michigan, Wisconsin, Illinois, Indiana, and Lake Michigan collected in 2011 to 2013 over 3 surveys. This data set is part of the Gravity for the Re-definition of the American Vertical Datum (GRAV-D) project initiated by NOAA's National Geodetic Survey to collect and monitor gravity data …