IGS Analysis Center Coordinator (ACC)

Terrestrial Reference Frame run by IGN



  • Starting week 1709, the IGS reference frame is IGb08, and update to IGS08 (IGS Mail 6663, 24 Sep 2012)
  • Starting week 1632, the IGS reference frame is IGS08 (IGS Mails 6354, 6355, 6356, & 6374)
  • From weeks 1400 through 1631 the IGS reference frame is IGS05 (IGS Mails 5447 & 5455)
  • Change of IGS Reference Frame Coordinator (IGS Mail 6067, 28 Jan 2010; IGS Mail 6070, 02 Feb 2010)
  • File of regularly updated station position/velocity discontinuities (IGS Mail 6110, 17 Mar 2010)
  • Chronology of IGS reference frames

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    12 JAN 2016, originator IGS ACC