| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 S4 | 2025 01 29.43408 | 07 19 24.83 | +41 50 09.6 | 20.1 | w | F52 |
| C/2021 S4 | 2025 02 02.36696 | 07 18 00.87 | +41 45 53.0 | 18.5 | o | T08 |
| C/2021 S4 | 2025 02 02.39913 | 07 18 00.09 | +41 45 49.6 | 17.6 | o | T08 |
| C/2021 S4 | 2025 02 02.40223 | 07 18 00.01 | +41 45 49.4 | 17.4 | o | T08 |
| C/2021 S4 | 2025 02 02.42865 | 07 17 59.47 | +41 45 47.7 | 18.7 | o | T08 |
| C/2021 S4 | 2025 02 02.82828 | 07 17 51.42 | +41 45 16.6 | 18.2 | G | 970 |
| C/2021 S4 | 2025 02 02.83956 | 07 17 51.21 | +41 45 15.8 | 18.2 | G | 970 |
| C/2021 S4 | 2025 02 04.39062 | 07 17 20.19 | +41 43 17.4 | 18.2 | o | T05 |
| C/2021 S4 | 2025 02 04.39334 | 07 17 20.14 | +41 43 17.5 | 17.3 | o | T05 |
| C/2021 S4 | 2025 02 04.39867 | 07 17 19.90 | +41 43 17.6 | 17.3 | o | T05 |
| C/2021 S4 | 2025 02 04.40919 | 07 17 19.83 | +41 43 15.2 | 18.7 | o | T05 |
| C/2021 S4 | 2025 02 05.90084 | 07 16 51.25 | +41 41 12.4 | 18.2 | R | 215 |
| C/2021 S4 | 2025 02 05.90279 | 07 16 51.17 | +41 41 11.8 | 18.3 | R | 215 |
| C/2021 S4 | 2025 02 05.90473 | 07 16 51.11 | +41 41 11.5 | 18.4 | R | 215 |
| C/2021 S4 | 2025 02 07.01843 | 07 16 30.43 | +41 39 34.6 | 18.5 | G | I81 |
| C/2021 S4 | 2025 02 07.02418 | 07 16 30.30 | +41 39 33.5 | 18.1 | G | I81 |
| C/2021 S4 | 2025 02 07.02992 | 07 16 30.24 | +41 39 33.8 | 18.2 | G | I81 |
| C/2021 S4 | 2025 02 15.40281 | 07 14 16.69 | +41 25 20.3 | 18.8 | o | T05 |
| C/2021 S4 | 2025 02 15.40598 | 07 14 16.71 | +41 25 20.3 | 19.0 | o | T05 |
| C/2021 S4 | 2025 02 15.41242 | 07 14 16.35 | +41 25 20.2 | 19.0 | o | T05 |