| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 S4 | 2023 12 05.43901 | 04 47 18.28 | +41 47 03.6 | 17.9 | G | V21 |
| C/2021 S4 | 2023 12 05.44876 | 04 47 18.12 | +41 47 04.8 | 17.6 | o | T08 |
| C/2021 S4 | 2023 12 05.45354 | 04 47 17.92 | +41 47 04.9 | 16.5 | o | T08 |
| C/2021 S4 | 2023 12 05.45939 | 04 47 17.82 | +41 47 04.7 | 16.9 | o | T08 |
| C/2021 S4 | 2023 12 05.46990 | 04 47 17.54 | +41 47 05.2 | 17.6 | o | T08 |
| C/2021 S4 | 2023 12 05.48911 | 04 47 17.02 | +41 47 05.1 | 16.7 | o | T05 |
| C/2021 S4 | 2023 12 05.49434 | 04 47 16.86 | +41 47 04.7 | 16.9 | o | T05 |
| C/2021 S4 | 2023 12 05.50732 | 04 47 16.55 | +41 47 05.6 | 16.9 | o | T05 |
| C/2021 S4 | 2023 12 05.52744 | 04 47 15.98 | +41 47 04.5 | 17.8 | o | T05 |
| C/2021 S4 | 2023 12 06.45139 | 04 46 51.55 | +41 47 07.2 | 17.2 | c | T05 |
| C/2021 S4 | 2023 12 06.45455 | 04 46 51.41 | +41 47 06.9 | 17.0 | c | T05 |
| C/2021 S4 | 2023 12 06.45772 | 04 46 51.38 | +41 47 07.6 | 17.4 | c | T05 |
| C/2021 S4 | 2023 12 06.47008 | 04 46 51.07 | +41 47 07.2 | 17.2 | c | T05 |
| C/2021 S4 | 2023 12 07.38638 | 04 46 26.82 | +41 47 05.8 | 16.9 | o | T08 |
| C/2021 S4 | 2023 12 07.39009 | 04 46 26.71 | +41 47 06.1 | 16.8 | o | T08 |
| C/2021 S4 | 2023 12 07.39677 | 04 46 26.58 | +41 47 05.5 | 17.7 | o | T08 |
| C/2021 S4 | 2023 12 07.41291 | 04 46 26.10 | +41 47 05.6 | 17.0 | o | T08 |
| C/2021 S4 | 2023 12 08.45791 | 04 45 58.40 | +41 47 00.3 | 17.3 | c | T05 |
| C/2021 S4 | 2023 12 08.46878 | 04 45 58.10 | +41 46 59.6 | 17.2 | c | T05 |
| C/2021 S4 | 2023 12 08.48545 | 04 45 57.75 | +41 46 59.5 | 16.8 | T | 349 |