| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 C4 | 2021 02 27.63990 | 14 41 59.70 | -43 23 16.2 | 19.1 | T | Q63 |
| C/2021 C4 | 2021 03 02.12376 | 14 39 23.68 | -43 14 16.9 | 19.1 | T | K93 |
| C/2021 C4 | 2021 03 02.12602 | 14 39 23.54 | -43 14 16.6 | 18.9 | T | K93 |
| C/2021 C4 | 2021 03 02.12829 | 14 39 23.39 | -43 14 15.9 | 18.9 | T | K93 |
| C/2021 C4 | 2021 03 02.13056 | 14 39 23.24 | -43 14 15.5 | 18.9 | T | K93 |
| C/2021 C4 | 2021 03 05.28123 | 14 35 52.20 | -43 01 12.5 | 18.7 | T | W85 |
| C/2021 C4 | 2021 03 05.28350 | 14 35 52.09 | -43 01 12.0 | W85 | ||
| C/2021 C4 | 2021 03 05.28577 | 14 35 51.90 | -43 01 11.8 | 18.9 | T | W85 |
| C/2021 C4 | 2021 03 05.28805 | 14 35 51.75 | -43 01 10.9 | 19.0 | T | W85 |
| C/2021 C4 | 2021 03 07.61178 | 14 33 06.68 | -42 50 18.0 | 19.1 | T | Q64 |
| C/2021 C4 | 2021 03 07.61405 | 14 33 06.53 | -42 50 17.4 | 18.9 | T | Q64 |
| C/2021 C4 | 2021 03 07.61632 | 14 33 06.35 | -42 50 16.8 | 19.0 | T | Q64 |
| C/2021 C4 | 2021 03 07.61860 | 14 33 06.19 | -42 50 16.1 | 19.0 | T | Q64 |
| C/2021 C4 | 2021 03 11.17120 | 14 28 39.01 | -42 31 23.9 | 18.9 | T | W87 |
| C/2021 C4 | 2021 03 11.17346 | 14 28 38.85 | -42 31 22.9 | 18.9 | T | W87 |
| C/2021 C4 | 2021 03 11.17573 | 14 28 38.66 | -42 31 22.1 | 18.8 | T | W87 |
| C/2021 C4 | 2021 03 11.17813 | 14 28 38.48 | -42 31 21.3 | 18.9 | T | W87 |
| C/2021 C4 | 2021 03 12.32830 | 14 27 08.14 | -42 24 38.9 | 18.2 | G | W94 |
| C/2021 C4 | 2021 03 12.33391 | 14 27 07.67 | -42 24 36.7 | 18.3 | G | W94 |
| C/2021 C4 | 2021 03 12.33952 | 14 27 07.21 | -42 24 34.6 | 18.3 | G | W94 |