Understanding the usage of the Helioviewer Project clients and services

Jack Ireland1, Serge Zahniy2, Daniel Mueller3, Bogdan Nicula4, Freek Verstringe4, Bram Bourgoignie4, Eric Buchlin5 and Pablo Alingery6, (1)ADNET Systems Inc. Greenbelt, Greenbelt, United States, (2)ADNET Systems Inc. Greenbelt, Greenbelt, MD, United States, (3)European Space Agency, ESTEC, Villanueva De La Can, Spain, (4)Royal Observatory of Belgium, Solar Influences Data Analysis Center, Brussels, Belgium, (5)Université Paris-Saclay, CNRS, Institut d'Astrophysique Spatiale, Orsay, France, (6)CNRS, Institut d'Astrophysique Spatiale, Orsay Cedex, France