Open Access
Table 2
Overview and description of required input files.
| Input file | Description |
|---|---|
| Image cutout | Cutout of the lensing system |
| Error map | 1σ uncertainty of pixel intensity in the cutout, accounting for background and Poisson noise |
| PSF | Image of point-spread function |
| Arc mask | Region of arc light (red area in Fig. 1) |
| Lens mask | Region for masking neighboring objects |
| (green area in Fig. 1) |
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