Latest updates from the IERS, including new messages and bulletins, announcements of meetings and workshops, and further news related to Earth rotation, reference frames, and geophysical fluids.

Date	Category	Title
18 Jun 2026	Bulletins	IERS Bulletin A (rapid EOP data and predictions) - latest issue
16 Jun 2026	Messages	IERS Message No. 558: CfP for Genesis IAG/ESA Combination Pilot Project
12 Jun 2026	Messages	IERS Message No. 557: Conclusion of the 2nd EOP PCC and EOP PML Comparison Campaigns
11 Jun 2026	Messages	Outage of iers.org servers on June 26/27 2026
02 Jun 2026	Bulletins	IERS Bulletin B (monthly EOP data) - latest issue
27 May 2026	Messages	IERS Message No. 556: Call for EARLY BIRD REGISTRATION - 17th EVN Symposium & Users' Meeting
26 May 2026	Messages	IERS Message No. 555: The RING project in Germany: 1 Postdoc and 14 PhD positions
16 Apr 2026	Messages	IERS Message No. 554: TIGER Symposium in Geodesy 2026 - Extension of abstract deadline
29 Mar 2026	Bulletins	IERS Bulletin D (announcements of DUT1) - latest issue
24 Feb 2026	Messages	IERS Message No. 552: 2nd EOP Prediction Comparison Campaign Workshop No. 3
13 Feb 2026	Messages	IERS Message No. 551: Genesis Session at COSPAR - Abstract deadline extended to 20.02.2026
09 Feb 2026	Messages	IERS Message No. 550: Reminder: Genesis Session at COSPAR - Abstract deadline 13.02.2026
04 Feb 2026	Messages	IERS Message No. 549: TIGER Symposium in Geodesy 2026 - Call for abstracts
20 Jan 2026	Messages	IERS Message No. 548: COSPAR 2026, Panel on Satellite Dynamic events
12 Jan 2026	Messages	IERS Message No. 547: Fourth update of the 2020 C04 solution
12 Jan 2026	Messages	IERS Message No. 546: Bias in C04 x pole coordinate (April - November 2025)
06 Jan 2026	Bulletins	IERS Bulletin C (leap second announcements) - latest issue