Global spectra in the frequency range 54−1518 MHz for three different regions of the source Nest200047 (D2, C1/C2, and B1/B2) including flux densities at 53 MHz, 144 MHz, 400 MHz, 700 MHz, 815 MHz, 1280 MHz, and 1518 MHz. The blue points represent boxes drawn in region C1/C2, the magenta points in region D2, and the cyan points in B1/B2, as shown in Fig. 12. The lines represent various spectral models as a reference.