From 2010 until its final science mission in 2018, the Gulfstream-159 (G-1) aircraft served as the Atmospheric Radiation Measurement (ARM) user facility’s main airborne research laboratory. The new ARM Aerial Facility (AAF) Merged value-added product (AAFMERGED VAP) for historical AAF G-1 campaigns has been developed to provide users with a set of frequently used G-1…