From 3 to 24 September 2022, ISAC is attending the International Campaign "Solar and lunar photometers at the Izana high altitude observatory" within the European project H2020, EMPIR-MAPP (Metrology for Aerosol oPtical Properties), with a PREDE-POM solar radiometer of the Skynet network (https://skynet-isdc.org/), of which it coordinates the activity. The campaign is aimed at the calibration of reference radiometers that are performed only in two stations in the world : Mauna-Loa, Hawaii or Izana, Tenerife. Also other important international networks are attending the AERONET ( https://aeronet.gsfc.nasa.gov/) and GAW-PFR (https://www.pmodwrc.ch/en/world-radiation-center-2/worcc/gaw-pfr/).