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Table 2.

Observation parameters for the radio maps used in the analysis.

Convolved Flux
Beam Original σ regridded density
Telescope Central Beam size position rms noise σc rms scale Ref.
(Survey) frequency angle PA [μJy beam−1] noise uncertainty
[MHz] [°] [μJy beam−1] ϵν [%]
LOFAR (LoLSS) 54 26 . 5 × 14 . 7 $ 26{{\overset{\prime\prime}{.}}}5\times 14{{\overset{\prime\prime}{.}}}7 $ 114.8 1700 1700 10 1
LOFAR (LoTSS) 144 20 . 0 × 20 . 0 $ 20{{\overset{\prime\prime}{.}}}0 \times 20{{\overset{\prime\prime}{.}}}0 $ / 130 170 10 2
Apertif 1370 15 . 1 × 11 . 0 $ 15{{\overset{\prime\prime}{.}}}1\times 11{{\overset{\prime\prime}{.}}}0 $ 1.4 20 30 5 3
VLA + Effelsberg 4850 30 . 0 × 30 . 0 $ 30{{\overset{\prime\prime}{.}}}0\times 30{{\overset{\prime\prime}{.}}}0 $ / 59 59 5 4

Notes. (1) Observed by de Gasperin et al. (2021), reprocessed in this paper; (2) Shimwell et al. (2022); (3) This work; (4) Weżgowiec et al. (2022).

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