Open Access
Table 3.
Summary of the parameters for LOFAR images discussed in Sect. 4.1.
| ν | Bmin | Robust | Taper | θ | PA | σ |
|---|---|---|---|---|---|---|
| (MHz) | (λ) | (″) | (″ × ″) | (deg) | (mJy beam−1) | |
| 50 | 30 | −1.0 | – | 14 × 10 | 86 | 1.9 |
| 50 | 30 | −0.5 | 15 | 22 × 13 | 84 | 1.6 |
| 50 | 30 | −0.5 | 30 | 44 × 32 | 84 | 2.7 |
| 50 | 30 | −0.5 | 60 | 69 × 63 | 50 | 4.4 |
| 143 | 80 | −0.5 | – | 9 × 6 | 88 | 0.075 |
| 143 | 80 | −0.5 | 15 | 21 × 20 | 84 | 0.16 |
| 143 | 80 | −0.5 | 30 | 38 × 35 | 16 | 0.25 |
| 143 | 80 | −0.5 | 60 | 73 × 66 | 288 | 0.40 |
| 143 | 50 | −0.5 | 120 | 128 × 117 | 310 | 1.0 |
Notes.
Column 1: central frequency (ν). Columns 2–4: minimum baseline (Bmin), robust parameter of the Briggs weighting, and Gaussian tapering. Columns 5–7: restoring beam (θ), beam position angle (PA), and reached noise (σ).
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