CONVPHOT

Description of CONVPHOT CONVPHOT (De Santis et al. 2007) is a C code developed at INAF‐OAR that can compute background for each source and subtract it on-the-fly. The convolution is performed via straight pixel-­‐by-­‐pixel summation. Cutouts, templates, and also...

TFIT

Description of TFIT TFIT (Laidler et al. 2007) was initially conceived and written by C. Papovich in 1999 as a C++ code.In its latest version, TFIT consists of a Python envelop performing the entirety of tasks, except for the fitting core routine, which is based on...

Code developed by McLure et al.

McLure et al. (2011) developed a code to analyse the ultra­‐deep IRAC imaging available in the Hubble Ultra Deep Field (HUDF), based on using HST H­‐160 band imaging as prior information. The basic algorithm is very similar to that employed by TFIT and CONVPHOT. It is...