--------------------------------------------------------------------------------------- Directory : /iers/eop Last update: June 2017 Subdirectory: /eopc01 : C01 combined EOP series - 0.05 year resolution - updated monthly - from 1846 for x,y pole coordinates - from 1956 for UT1, - from 1984 for dX, dY wrs IAU 2000 precession-nutation model Subdirectory: /eopc04 : C04 combined EOP series consistent with ITRF 2014 I. time sampling at 0h UTC from 1962 - updated on Tuesday and Thursday - full time series 1962-now / time series per year since 1962 ***.year (year = two last digits of the year) - wrs IAU 2000 precession-nutation-model (dX,dY) eopC04_IAU2000.*** - wrs IAU 2000 precession-nutation model (dPsi, dEps) eopC04.dPsi_dEps.*** - wrs IAU 1980 precession-nutation model (dPsi, dEps) eopC04.*** II. time sampling at 12 h UTC (***.12h.***) from 1984 - celestial pole (dX,dY) or (dPsi,dEps) wrs IERS Conventions 2010 precession-nutation model - updated on Tuesday and Thursday - time series 1984-now - wrs IAU 2000 precession-nutation-model (dX,dY) eopC04.dX_dY.12h.84-now*** - wrs IAU 2000 precession-nutation model (dPsi, dEps) eopC04.dPsi_dEps.12h.84-now*** Subdirectory: /eopc04_08: C04 combined EOP series - daily resolution - consistent with ITRF 2008 - updated on Tuesday and Thursday - full time series ***.1962-now / time series per year since 1962 ***.year (year = two last digits of the year) - wrs IAU 2000 precession-nutation-model (dX,dY) ****_IAU2000*** - wrs IAU 1980 precession-nutation model (dPsi, dEps) - time sampling at 0h UTC --------------------------------------------------------------------------------------- Stopped since 2007 : Subdirectory: /eopc02 : Normal values of EOP at 5-day intervals. Subdirectory: /eopc03 : Normal values of EOP at 1-day intervals. Subdirectory: /eop.others : Combined IERS GPS series Stopped since 2011 : Subdirectory: /eopc04_05 : C04 combined EOP series consistent with ITRF 2005