IVOA
International Virtual Observatory Alliance
Contributions:
B. Cecconi (current chair of Semantics WG, former chair & co-chair of Solar System Interest Group)
S. Erard (current chair of Solar System Interest Group)
F. Le Petit (former French representative at exec; former chair of Theory Interest Group)
P. Le Sidaner (former chair of Apps WG, former chair & co-chair of Registry WG)
R. Savale (chair of Registry WG)
M. Servillat (co-chair of Data Model WG)
C. M. Zwölf (former co-chair of Semantics WG)
PADC personnel attend the IVOA Interop meetings twice a year to discuss the evolution of standards and science cases in the Virtual Observatory. Such communications are informal and are not included in our publication list.
IPDA
International Planetary Data Alliance
Contributions:
B. Cecconi (Current co-chair of IPDA, representative of CNES in steering committee)
S. Erard (representative of Europlanet Society in steering committee)
P. Le Sidaner (Technical Expert Group member, IVOA contact)
C. Chauvin (Technical Expert Group member)
IPDA meets once a year and has regular telecons, to discuss the evolution of planetary data access modes between space agencies.
IHDEA
International Heliophysics Data Environment Alliance
Contributions:
B. Cecconi (ObsParis / PADC representative)
The Observatory of Paris is a founding member of IHDEA.
IHDEA encourages the use of common standards and services in order to enable sharing of data and to enhance science in this field.
RDA
Contributions:
C. M. Zwölf (co-chair of GEDE - Group of European Data Experts; co-chair of
Federated Identity Management Interest Group)
EOSC Association
Contributions:
B. Cecconi (representative of the Observatory of Paris)
The Observatory of Paris is a full member of EOSC Association.
ESA
European Space Agency’s Planetary Science Archive user group
Contributions:
B. Cecconi (former PSA user group member, 2013-2016)
S. Erard (former PSA user group member, 2002-2005)
European Space Agency’s Heliophysics Archive User Group
Contributions:
B. Cecconi (current member of the HAUG)
IAU
IAU Division B: Facilities, Technologies and Data Science
Contributions:
M.-L. Dubernet (Vice-President of commission B5)
VAMDC
Contributions:
M.-L. Dubernet (former chair Board of Directors, < 2022)
C. M. Zwölf (former Executive director, < 2022)
N. Moreau (co-chair of Science & Technical board)
ASOV
Action Spécifique Observatoire Virtuel
Contributions:
F. Le Petit (former chair of Science Council ASOV)
Last update on 19 June 2025