| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 S4 | 2023 01 07.75810 | 02 20 09.29 | +27 57 16.2 | 17.7 | R | 215 |
| C/2021 S4 | 2023 01 07.75939 | 02 20 09.32 | +27 57 16.2 | 17.9 | R | 215 |
| C/2021 S4 | 2023 01 07.76068 | 02 20 09.35 | +27 57 16.2 | 18.0 | R | 215 |
| C/2021 S4 | 2023 01 18.53481 | 02 21 15.21 | +27 53 18.6 | 17.4 | T | Q11 |
| C/2021 S4 | 2023 01 18.54697 | 02 21 15.32 | +27 53 18.4 | Q11 | ||
| C/2021 S4 | 2023 01 18.55877 | 02 21 15.43 | +27 53 18.3 | Q11 | ||
| C/2021 S4 | 2023 01 19.11904 | 02 21 20.94 | +27 53 13.9 | 658 | ||
| C/2021 S4 | 2023 01 19.12462 | 02 21 20.95 | +27 53 13.5 | 658 | ||
| C/2021 S4 | 2023 01 19.13020 | 02 21 21.02 | +27 53 13.5 | 658 | ||
| C/2021 S4 | 2023 01 19.13466 | 02 21 21.05 | +27 53 13.4 | 658 | ||
| C/2021 S4 | 2023 01 19.14024 | 02 21 21.10 | +27 53 13.0 | 658 | ||
| C/2021 S4 | 2023 01 19.59709 | 02 21 25.57 | +27 53 09.7 | 17.8 | T | 900 |
| C/2021 S4 | 2023 01 19.60409 | 02 21 25.72 | +27 53 10.2 | 18.3 | T | 900 |
| C/2021 S4 | 2023 01 22.24646 | 02 21 54.61 | +27 53 02.7 | 18.4 | o | T05 |
| C/2021 S4 | 2023 01 22.24922 | 02 21 54.67 | +27 53 02.0 | 18.4 | o | T05 |
| C/2021 S4 | 2023 01 22.25465 | 02 21 54.75 | +27 53 01.7 | 17.9 | o | T05 |
| C/2021 S4 | 2023 01 22.26444 | 02 21 54.90 | +27 53 01.8 | 17.9 | o | T05 |
| C/2021 S4 | 2023 01 25.24312 | 02 22 32.61 | +27 53 14.9 | 17.9 | o | T05 |
| C/2021 S4 | 2023 01 25.24720 | 02 22 32.67 | +27 53 15.0 | 18.4 | o | T05 |
| C/2021 S4 | 2023 01 25.25401 | 02 22 32.76 | +27 53 14.9 | 17.9 | o | T05 |