HFC ivo://helio-vo.eu/hfc HELIO Obs. Paris-Meudon TCD UCL-MSSL HELIO Archivist archivist@helio-vo.eu HELIO, HFC, Feature lists active region, coronal hole, filament, prominence, sunspot, Type III, Coronal radio emission Database describing features from various heliophysical domains http://voparis-helio.obspm.fr/hfc-gui/index.php Catalog Research http://voparis-helio.obspm.fr/helio-hfc/HelioQueryService http://voparis-helio.obspm.fr/helio-hfc/HelioService http://voparis-helio.obspm.fr/helio-hfc/VOSI/capabilities GET application/xml http://voparis-helio.obspm.fr/helio-hfc/HelioService http://helio-hqi.ias.u-psud.fr/helio-hfc/HelioService http://voparis-helio.obspm.fr/helio-hfc/HelioQueryService http://helio-hqi.ias.u-psud.fr/helio-hfc/HelioQueryService http://voparis-helio.obspm.fr/helio-hfc/HelioLongQueryService http://helio-hqi.ias.u-psud.fr/helio-hfc/HelioLongQueryService http://voparis-helio.obspm.fr/helio-hfc/LongRunningQueryService http://voparis-helio.obspm.fr/helio-hfc/HelioService http://helio-hqi.ias.u-psud.fr/helio-hfc/HelioService http://voparis-helio.obspm.fr/helio-hfc/HelioQueryService http://helio-hqi.ias.u-psud.fr/helio-hfc/HelioQueryService http://voparis-helio.obspm.fr/helio-hfc/HelioLongQueryService http://helio-hqi.ias.u-psud.fr/helio-hfc/HelioLongQueryService http://voparis-helio.obspm.fr/helio-hfc/LongRunningQueryService http://helio-hqi.ias.u-psud.fr/helio-hfc/HelioLongQueryService