Software Updates

Astrodienst, 2004. Swiss Ephemeris Test Page [online]. Accessed January 2020. https://www.astro.com/swisseph/

swetest.htm

CRAN R-Project, 2015. The Comprehensive R Archive Network [online]. Accessed February 2020, https://cran.rproject.

org/

Folkner, W., J. G. Williams, D. H. Boggs, R. S. Park and P. Kuchynka, 2014. “The Planetary and Lunar Ephemerides

DE430 and DE431”. InterPlanetary Network Progress Report 42 (196): 42–196.

Koch, D. and A. Treindl, 2004. SWISS EPHEMERIS [online]. Accessed January 2020, https://www.astro.com/

swisseph/swephinfo_e.htm

Moshier, S., 2019. The Planets According to DE404 and Lunar Theory Adjusted to DE404 Ephemeris [online].

Accessed January 2020, http://www.moshier.net/

R Core Team, 2019. R: A Language and Environment for Statistical Computing. Vienna: R Foundation for Statistical

Computing [online]. Accessed January 2020, https://www.R-project.org/

Reijs, V. M. M., 2006. Help File for ARCHAEOCOSMO (Archaeoastronomy and Geodesy) Functions [online].

Accessed January 2020, http://www.archaeocosmology.org/eng/archaeocosmoprocedures.htm

Reijs, V. M. M., 2012. Celestial Object Phenomena [online]. Accessed January 2020, http://www.archaeocosmology.

org/eng/archaeocosmoprocedures.htm

Reijs, V. M. M., 2017. An R Package to Help the Archaeocosmology Discipline [online]. Accessed January 2020,

https://github.com/vreijs/ARCHAEOCOSMO

Stubner, R., 2018. swephRdata: Data Files for the ‘swephR’ Package. R Package Version 0.0.1 [online]. Accessed

February 2020, https://github.com/rstub/swephRdata

Stubner, R. and V. M. M. Reijs, 2019. swephR: High Precision Swiss Ephemeris. R package Version 0.3.0 [online].

Accessed January 2020, https://CRAN.R-project.org/package=swephR