The Parker Solar Probe (PSP) mission is providing a full set of SPICE kernels for use with the mission data. If you are unfamiliar with SPICE kernels, please see the JPL Navigation and Ancillary Information Facility (NAIF) SPICE page, available at URL: https://naif.jpl.nasa.gov/naif/. NAIF offers a set of tutorials and access to the SPICE software at the left of the webpage.
File Naming Convention - spp_nom_yyyymmdd_yyyymmdd_vNNN_###.bsp (where the yyyymmdd pair defines the time span of the file, the NNN is the version number and ### further describes the content of the file)
Description - This kernel contains a nominal PSP trajectory long term predicted ephemeris for the PSP spacecraft. The kernel is produced by the PSP mission.