Mari Allik, Joel Kuusk, Tiia Lillemaa, Riho Vendt Tartu Observatory 8 – 13 May 2017 ESA FRM4SOC project (Fiducial Reference Measurements for Satellite Ocean Colour), led by Tartu Observatory and involving ACRI-ST, RBINS (Royal Belgian Institute of Natural Sciences), NPL … Continue reading International SI traceable comparison exercise to verify the performance of Field Ocean Colour Radiometers (FRM4SOC-LCE2)