IERS https data download

Index of /datacenter/products/eop/long-term/c04_operational/csv

parent directory

NameLast ModifiedSize
🗎 eopc04.12h.1984-now.csv 2026-04-23 14:45:38 2.62MB
🗎 eopc04.1962-now.csv 2026-04-23 14:18:57 3.97MB
🗎 eopc04.dPsi_dEps.12h.1984-now.csv 2026-04-23 16:03:38 2.62MB
🗎 eopc04.dPsi_dEps.1962-now.csv 2026-04-23 15:17:42 3.97MB