IVOA Technical Coordination Group

This Committee is formed by the Chairs of the Working and Interest Groups and includes the IVOA chairs and vice-chairs.

TCG Charter

The Charter is detailed here


  Chair Vice-Chair
TCG Patrick Dowler Janet Evans
Working Groups
Applications Tom Donaldson Raffaele D'Abrusco
Data Access Layer Marco Molinaro James Dempsey
Data Model Laurent Michel Jesus Salgado
Grid and Web Sevices Giuliano Taffoni Christine Banek
Registry Theresa Dower Pierre Le Sidaner
Semantics Markus Demleitner Carlo Maria Zwoelf
Interest Groups
Data Curation & Preservation André Schaaff Tim Jenness
Education Chenzhou Cui Hendrik Heinl
Knowledge Discovery Matthew Graham  
Operations Mark Taylor Steve Groom
Radio Astronomy Mark Lacy Francois Bonnarel
Solar System Baptiste Cecconi Steven Joy
Theory Gerard Lemson  
Time Domain Ada Nebot Dave Morris
IVOA Committees
Exec Chenzhou Cui Bruce Berriman
Standard and Processes Christophe Arviset  
Science Priorities Bruno Merin  
Inactive Working Groups
VOTable Assigned to Apps WG
VO Query Language Merged with DAL in May 2010
VOEvent Transformed into Time Domain IG in Oct 2012

IVOA Architecture

The current version of the IVOA Architecture Note (23 Nov 2010) can be found here

Note: Up-to-date architecture diagrams can be generated from with the ivoatex package. The complete inout filr with all RECs and some pre-RECs can be found in the IVOA Architecture document source: https://github.com/ivoa-std/architecture

On-going Recommendations

Standard Title Short Name RFC Page RFC period
      TCG Review Rec to Exec
Measurements PR-Meas-1.0 MeasRFC2 2020-10-26 to 2020-12-07  
Coordinates PR-Coords-1.0 CoordsRFC2 2020-10-26 to 2020-12-07  
ObsLocTAP PR-ObsLocTAP-1.0 ObsLocTAP10RFC 2020-10-19 to 2020-11-27  

For WG chairs convenience,

Current Errata

Title Errata Page TCG Review
Example incorrect §6.3.1 VOSpace-2_1-Erratum-1 TCG approved - 10/29

Current Note

Title Note Page RFC Page TCG Review
UDF Catalogue Note Document RFC TCG - End of Oct

Status column definitions,

  • WG means dicussions are underway
  • TCG means that TCG members should review and be prepared to vote at the next TCG meeting (telecon or face-to-face)
  • PASS/Date is when TCG reviewed and approved the errata
  • Note: Row will be removed in table by TCG VCh after Errata has made it to Doc&Stds pages - reviewed periodically during TCG mtg prep

IVOA Technical Assessment and Roadmap Documents

Standards Process Review

Meetings / Teleconf / Discussions / Coordination

Past Recommendations

Topic attachments
I Attachment Action Size Date Who Comment
PDFpdf TCG_ActiveStds.pdf manage 63.8 K 2019-05-30 - 16:17 JanetEvans  
Unknown file formatxlsx TCG_ActiveStds.xlsx manage 13.1 K 2019-05-30 - 16:17 JanetEvans  
PDFpdf VOArchitecture-IVOAStandards_20160506.pdf manage 3843.5 K 2016-09-20 - 07:02 MatthewGraham  
Unknown file formatpptx VOArchitecture-IVOAStandards_20160506.pptx manage 439.9 K 2016-09-20 - 07:04 MatthewGraham  
Topic revision: r377 - 2020-12-09 - JanetEvans
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