The NASA IceBridge KT19 IR Surface Temperature data set, available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), has been updated through 25 November 2017.
This data set contains surface temperature measurements of Arctic and Antarctic sea ice and land ice acquired by the Heitronics KT19.85 Series II Infrared Radiation Pyrometer and the NASA Airborne Topographic Mapper (ATM) instrument onboard the NASA P-3 and NASA DC-8 aircraft.
Data Set DOI: https://doi.org/10.5067/I883KXU7ZO8O