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Table 1.
Observing log of the data analysed in this paper.
| Telescope | Project 1 | Observation date | Frequency (Band) 2 | Time 3 | Calibrators | |
|---|---|---|---|---|---|---|
| (GHz) | (s) | Phase | Flux/Bandpass | |||
| VLA | AH230 | 24/05/1986 | 1.44–1.54 (L) | 2640 | 1252+119 | 3C48, 3C138, 3C286 |
| VLA | 22A-180 | 17/06/2022 | 3.97–8.00 (C) | 3960 | 1254+1141 | 3C286 |
| VLA | 24B-323* | 16/12/2024 | 7.97–12.02 (X) | 678 | J1239+0730 | 3C147 |
| e-MERLIN | CY16021* | 19–20/08/2023 | 1.25–1.75 (L) | 58223 | J1230+1223 | 1407+2827, 0319+4130, 1331+3030 |
Notes. 1 Project code in VLA and e-MERLIN archive, 2 range of frequency of the observation and band, 3 observation time on source. Hota et al. (2007) published AH230 data. * is indicative of proprietary data.
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