Author Archives: hwziontek

V1-potential terms in papers addressing the HW95 tidal potential

Bruno Meurers recently pointed out a misprint which was never affecting any version of Eterna. Nevertheless, it should be noted that in several publications [1], [2], [3] the mass of the tide-generating body should appear instead of the mass of the Earth in the degree-1 terms of the tidal potential equation. In the thesis [4]… Read More »

Temporary deactivation of Polar Motion and LOD file ETPOLUT1-WAS.DAT

IERS informed that the USNO’s public-facing websites will be disconnected from the Web on 24 October 2019. The outage is expected to last for at least six months: https://datacenter.iers.org/data/2/message_384.txt Therefore the download of ETPOLUT1-WAS.DAT will be deactivated until the service from USNO is resumed.