The prototypical major cluster merger Abell 754 - I. Calibration of MeerKAT data and radio/X-ray spectral mapping of the cluster

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Fig. 10

Spectral index map between 819 and 1282 MHz at a resolution of 25″ × 25″. Pixels with values below 3σ were blanked. Contours start from the 3σ level of the UHF image and are spaced by a factor of 2 (see Table 2 for more details). The spectral index error map is reported in Fig. A.1.

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