The NASA IceBridge Sander AIRGrav L1B Geolocated Free Air Gravity Anomalies, Version 1 data set available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC) has been updated through 26 November 2017.
Data Set DOI: https://doi.org/10.5067/R1RQ6NRIJV89