Parallel Implementation of 'ETERNA 3.40' for Prediction and Analysis of Earth Tides R package earthtide version 0.1.8 This is a port of 'Fortran ETERNA 3.4' <http://igets.u-strasbg.fr/soft_and_tool.php> by H.G. Wenzel for calculating synthetic Earth tides using the Hartmann and Wenzel (1994) <doi:10.1029/95GL03324> or Kudryavtsev (2004) <doi:10.1007/s00190-003-0361-2> tidal catalogs. Software Depends: R (>= 3.5) Imports: Rcpp (>= 1.0.0), R6 (>= 2.3.0), RcppThread LinkingTo: Rcpp (>= 1.0.0), RcppThread, RcppEigen Suggests: testthat (>= 2.1.0), bench, knitr, rmarkdown, covr Jonathan Kennel <jkennel@uoguelph.ca> Comprehensive R Archive Network (CRAN) Jonathan Kennel [aut, cre, trl], Beth Parker [ths], Wenzel Hans-Georg [ctb] GPL-3 2026-02-23 application/tgz https://CRAN.R-project.org/package=earthtide doi:10.32614/CRAN.package.earthtide