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Table 3

Final Cleaning (top) and SPAM (bottom) parameters for individual Boötes fields.

Parameter Value

Widefield imaging polyhedron facet-baseda
multi-frequency synthesisb
Deconvolution Cotton-Schwab Cleanc
field size
facets 85
facet size 32.4′
facet separation 26.4′
Weighting Robuste −0.5d
uvbxfn, uvbox 4, 1
Clean box threshold 5 σ
Clean depth 3 σ
Pixel size 3.8″
Restoring beam 25″ circulard

Spam calibration cycles 3
Peeled sources 20f
Layer heights (weights) 250 km (0.5)
350 km (0.5)
Turbulence parameter γ 5/3g
Model parameters  ≤20
Reference catalogue NVSSh

Notes. 

(d)

Final imaging parameters.

(f)

14 for field F.

(g)

Pure Kolmogorov turbulence.

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