| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 S4 | 2024 03 19.29765 | 04 46 43.81 | +39 15 39.5 | 18.1 | o | T08 |
| C/2021 S4 | 2024 03 19.30290 | 04 46 43.99 | +39 15 38.6 | 18.3 | o | T08 |
| C/2021 S4 | 2024 03 19.33876 | 04 46 45.38 | +39 15 38.0 | 17.9 | o | T08 |
| C/2021 S4 | 2024 03 24.24811 | 04 49 42.16 | +39 10 33.7 | 18.1 | o | T05 |
| C/2021 S4 | 2024 03 24.25134 | 04 49 42.31 | +39 10 33.7 | 18.1 | o | T05 |
| C/2021 S4 | 2024 03 24.26115 | 04 49 42.70 | +39 10 33.3 | 18.1 | o | T05 |
| C/2021 S4 | 2024 03 24.27406 | 04 49 42.99 | +39 10 32.8 | 17.9 | o | T05 |
| C/2021 S4 | 2024 03 24.84951 | 04 50 04.63 | +39 09 59.1 | 17.1 | R | C23 |
| C/2021 S4 | 2024 03 24.85817 | 04 50 05.06 | +39 09 57.1 | 17.4 | R | C23 |
| C/2021 S4 | 2024 03 25.24612 | 04 50 19.68 | +39 09 36.5 | 18.2 | o | T05 |
| C/2021 S4 | 2024 03 25.24933 | 04 50 19.78 | +39 09 36.8 | 17.9 | o | T05 |
| C/2021 S4 | 2024 03 25.25522 | 04 50 19.97 | +39 09 36.0 | 18.0 | o | T05 |
| C/2021 S4 | 2024 03 25.27107 | 04 50 20.51 | +39 09 36.2 | 18.0 | o | T05 |
| C/2021 S4 | 2024 03 30.24868 | 04 53 35.40 | +39 05 07.4 | 17.3 | o | T05 |
| C/2021 S4 | 2024 03 30.25854 | 04 53 35.82 | +39 05 06.5 | 17.3 | o | T05 |
| C/2021 S4 | 2024 03 30.26181 | 04 53 35.92 | +39 05 05.6 | 17.2 | o | T05 |
| C/2021 S4 | 2024 03 30.26789 | 04 53 36.23 | +39 05 05.1 | 17.4 | o | T05 |
| C/2021 S4 | 2024 03 30.96205 | 04 54 04.38 | +39 04 29.8 | 17.7 | G | I81 |
| C/2021 S4 | 2024 03 30.96634 | 04 54 04.56 | +39 04 29.6 | 17.5 | G | I81 |
| C/2021 S4 | 2024 03 30.97064 | 04 54 04.72 | +39 04 29.4 | 17.3 | G | I81 |