SIRTF CK files. =========================================================================== This ``aareadme.txt'' file describes contents of the kernels/ck directory of the SIRTF SPICE data server. It was last modified on July 15, 2013. Contact Chuck Acton (818-354-3869, Chuck.Acton@jpl.nasa.gov) or Boris Semenov (818-354-8136, Boris.Semenov@jpl.nasa.gov) if you have any questions regarding this data. Brief summary -------------------------------------------------------- This directory contains the SPICE C-Kernel files for the SIRTF spacecraft. The following files are present in this directory. (Only file names are shown; the file name extensions of the binary CK files are always ".bc"): tsNNNV predicted spacecraft attitude CK files produced from the SQGEN slew model logs.