Slitlessutils is a package for simulating and extracting wide-field slitless spectroscopy (WFSS) data, highly focused on data from the Advanced Camera for Surveys (ACS) and Wide-Field Camera 3 (WFC3) on the Hubble Space Telescope.
Slitlessutils is under active development software and subject to change.
The latest released version of this package can be installed using pip from the command line:
pip install slitlessutils
To install the latest development version of this repository, please use:
pip install git+https://github.com/spacetelescope/slitlessutils.git
You also need to obtain the calibration (reference) files, which are stored in a public box folder, which can be done with the slitlessutils config objects. Please see configuring slitlessutils for instructions and examples. Please see our documentation for additional installation instructions and/or methods.
We have encountered several frequently-asked questions and give some examples our FAQ page.