Open Access

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.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.