First analysis steps

The following sections describe how to analyse data from the :ref:`first CTA Data Challenge <glossary_1dc>` using ctools. If you have never used ctools before or if you have never analysed data from the :ref:`first CTA Data Challenge <glossary_1dc>`, this is the place where you should start.

We assume that you have downloaded the data of the :ref:`first CTA Data Challenge <glossary_1dc>` and that you have successfully installed and configured the ctools package. If this is not the case, please read :ref:`how to get the data <1dc_getting_data>`. We also assume that you have read the section about :ref:`the data organisation <1dc_data_organisation>`.