CALCEPH

Presentation

This library is designed to access the binary planetary ephemeris files, such INPOPxx, JPL DExxx and SPICE ephemeris files.

This library provides a C Application Programming Interface (API) and, optionally, Fortran 77/2003, Python 2/3 and octave/Matlab interfaces to be called by the application.

License

This software is an open-source product distributed under three distinct licenses giving you the choice of one of the three following sets of free software/open source licensing terms. This allows the use of our code in as wide a variety of software projects as possible.

This software is governed by the CECILL-C, CECILL-B or CECILL version 2.1 license under French law and abiding by the rules of distribution of free software. You can use, modify and/or redistribute the software under the terms of the CeCILL-C, CeCILL-B or CeCILL license as circulated by CEA, CNRS and INRIA at the following URL https://cecill.info/.

Installation

The installation steps for various programming languages are described in the following links.

From sources

Download the last stable sources of the library : version 4.0.1 (October 2024) calceph-4.0.1.tar.gz

The latest development version of the source code is available using this gitlab repository.
The release notes are provided with the previous releases or with the documentation.

C and Fortran interface
- on any operating system
Python interface
- on any operating system
Octave/Matlab interface
- on Unix-like system(Linux, Mac OS X, BSD, cygwin, etc.)
- on Windows system

Using binary packages

C and Fortran interface
Detailed instructions, to install the development files, are provided on https://calceph.imcce.fr/packages/.
- Linux
  Fedora, RHEL, Rocky Linux
  Ubuntu IMCCE packages
  Debian IMCCE packages
  Opensuse, Arch Linux IMCCE packages
- MacOS
- Windows
Python interface
Octave/Matlab interface