1. Introduction

2. Sample and data
2.1. Sample selection
2.2. Data processing

3. Spectral energy distribution fitting
3.1. CIGALE
3.2. Input and output parameters

4. Results and discussion
4.1. IRX-β diagrams and influence of the physical parameters
4.2. Relation between IRX and the attenuation
4.4. Impact of the variation of β₀
4.5. Impact of the choice of the pixel size
4.6. Comparison with entire galaxies
4.7. The variation of the UV slope and the standard stellar age estimators

5. Conclusion