| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 S1 | 2023 02 13.89343 | 07 48 15.10 | +22 09 12.8 | 19.0 | G | C23 |
| C/2021 S1 | 2023 02 20.80196 | 07 45 17.02 | +21 45 54.5 | 18.7 | R | 215 |
| C/2021 S1 | 2023 02 20.80390 | 07 45 16.97 | +21 45 54.2 | 18.7 | R | 215 |
| C/2021 S1 | 2023 02 20.80584 | 07 45 16.94 | +21 45 53.8 | 18.2 | R | 215 |
| C/2021 S1 | 2023 02 21.48457 | 07 45 00.83 | +21 43 34.4 | 18.5 | T | Q11 |
| C/2021 S1 | 2023 02 21.49633 | 07 45 00.55 | +21 43 31.8 | Q11 | ||
| C/2021 S1 | 2023 02 25.46525 | 07 43 32.31 | +21 29 55.0 | 19.0 | R | D29 |
| C/2021 S1 | 2023 02 25.47939 | 07 43 31.99 | +21 29 53.0 | 18.7 | R | D29 |
| C/2021 S1 | 2023 02 25.49354 | 07 43 31.66 | +21 29 49.2 | 18.9 | R | D29 |
| C/2021 S1 | 2023 03 10.10294 | 07 39 57.68 | +20 45 47.2 | 19.2 | G | X03 |
| C/2021 S1 | 2023 03 10.10851 | 07 39 57.63 | +20 45 46.4 | 19.2 | G | X03 |
| C/2021 S1 | 2023 03 10.11296 | 07 39 57.53 | +20 45 45.9 | 19.5 | G | X03 |
| C/2021 S1 | 2023 05 02.16624 | 07 43 35.03 | +17 32 58.8 | 19.9 | G | G96 |
| C/2021 S1 | 2023 05 02.17490 | 07 43 35.14 | +17 32 58.0 | 20.0 | G | G96 |
| C/2021 S1 | 2023 05 02.17970 | 07 43 35.23 | +17 32 56.4 | 19.7 | G | G96 |
| C/2021 S1 | 2023 05 02.18450 | 07 43 35.33 | +17 32 54.9 | 19.7 | G | G96 |