The third SPARC/WMO Long-term Ozone Trends and Uncertainties in the Stratosphere (LOTUS) workshop originally planned for Helsinki was held virtually May 28-29, 2020.
New output for 2019 is available for all stations. The files are generated from a GMI chemistry transport model (CTM) simulation integrated with MERRA2 reanalysis meteorology – the same version as used for 1985-2018 files. All files can be downloaded via anonymous ftp from ftp://ftp.cpc.ncep.noaa.gov/ndacc/gmi_model_data.
The OI3C has changed the date for the Quadrennial Ozone Symposium. The QOS will now be October 3 to 9, 2021 at the Yonsei University, Seoul, Korea. Details can be found at http://qos2021.yonsei.ac.kr/
The ASOPOS (Assessment of Standard Operating Procedures for OzoneSondes) Panel, a group of ~20 ozonesonde expert data-providers, was formed in 2004. ASOPOS, under WMO/GAW sponsorship, has issued periodic reports on ozonesonde quality assurance, including evaluations of sonde intercomparisons in the Juelich Ozonesonde Intercomparison Experiment (JOSIE) series. The report documents include the WMO/GAW Report 201 on ozonesonde standard procedures (Smit
New functionalities in the ESA Atmospheric Validation Data Center (EVDC)
The ESA Atmospheric Validation Data Center (EVDC) has been updated, introducing new tools and upgrading existing functionalities for the exploitation of users interested in accessing both Cal/Val data and satellite products for specific missions. The main updates of the EVDC portal include: