Open Access

Table B.1.

MeerKAT observing parameters.

Group NGC 6221 NGC 3256/3263 NGC 2434
RA (h m s, J2000) 16:52:30.2 10:29:13.1 07:31:40.2
DEC (° ′ ″, J2000) −59:12:01.2 −44:07:21.2 −69:01:37.2
observing dates 21-05-2021 27-05-2021 04-05-2021
05-01-2022
field of view (deg2) 1.89
time on source (hr) 4.92 4.64, 4.86 4.92
number of antennas 63 59, 62 59
phase calibrator J1726–5529 J0825–5010 J0906–6829
phase calibrator flux (Jy) 5.53 5.73 1.88
centre frequency (MHz) 1284
bandwidth (MHz) 856
median rms (μJy beam−1) 7 3 7
synthesized beam size 7.4″ × 7.1″ 7.6″ × 6.7″ 8.7″ × 6.4″

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