Resources
atmosphere_tablesearth_orientationephemerisgravity_modelsquadraturespace_weatherspice_kernels
Part of the contents of these directories are taken from external sources, which are listed below:
atmosphere_tables- MCD files: created from data in Mars Climate Database (http://www-mars.lmd.jussieu.fr/mars/access.html)
- USSA files: created from models in U.S. Atmosphere, (1976). NOAA/NASA/USAF, Washington, DC.
earth_orientation- eopc04_14_IAU2000.62-now.txt: Retrieved from https://datacenter.iers.org/versionMetadata.php?eopc04_14_IAU2000.62-now
- Other files: created from contents of Petit and Luzum, IERS Conventions (2010), IERS Technical Note 36
ephemeris- Files from: https://ssd.jpl.nasa.gov/planets/approx_pos.html
graity_models- Earth/GOCO05c.txt: Retrieved from https://dataservices.gfz-potsdam.de/icgem/showshort.php?id=escidoc:1504398
- Earth/egm96.txt: Retrieved from https://cddis.nasa.gov/926/egm96/getit.html
- Earth/ggm02c.txt and Earth/ggm02s.txt: Retrieved from https://www2.csr.utexas.edu/grace/gravity/ggm02/
- Mars/jgmro120d.txt: Retrieved from https://pds-geosciences.wustl.edu/mro/mro-m-rss-5-sdp-v1/mrors_1xxx/data/shadr/
- Mercury/jgmess_160a_sha.tab: Retrieved from https://pds-geosciences.wustl.edu/messenger/mess-h-rss_mla-5-sdp-v1/messrs_1001/data/shadr/
- Moon/gggrx_1200l_sha.tab: Retrieved from https://pds-geosciences.wustl.edu/grail/grail-l-lgrs-5-rdr-v1/grail_1001/shadr/
- Moon/glgm3150.txt and Moon/lpe200.txt: Retrieved from https://pds-geosciences.wustl.edu/lunar/lp-l-rss-5-glgm3_gravity-v1/lp_1201/data/shadr/
- Venus/shgj180u.a01: Retrieved from https://pds-geosciences.wustl.edu/mgn/mgn-v-rss-5-gravity-l2-v1/mg_5201/gravity/
space_weather- sw19571001.txt: Retrieved from https://celestrak.org/SpaceData/sw19571001.txt
spice_kernels- NOE kernels: Retrieved from https://ftp.imcce.fr/pub/ephem/satel/NOE/
- All other kernels: Retrieved from https://naif.jpl.nasa.gov/pub/naif/generic_kernels/