Open Access
Table 2.
uGMRT observation details for A399-A401 and A21-G114.9 target cluster pairs.
| Date | 24–25 Aug. 2019 | |
| Frequency band | 250 − 500 MHz | |
| N.o. channels | 2048 | |
| Channel width | 97.7 kHz | |
| Integration time | 16.1 s | |
| Time on source | 4 h | |
| Calibrators | 3C48, 3C147, 3C468.1, | |
| 2310+110, 0321+123 | ||
| Correlations | RR, LL |
Notes. Each observation is comprised of two different pointings, one centred on each galaxy cluster of the pair. The on-source time refers to the single-pointing time spent on each galaxy cluster.
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