| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 S4 | 2023 09 04.54609 | 04 54 13.42 | +38 13 21.6 | 18.1 | o | T05 |
| C/2021 S4 | 2023 09 04.57458 | 04 54 14.04 | +38 13 26.1 | 18.1 | o | T05 |
| C/2021 S4 | 2023 09 09.43919 | 04 56 10.67 | +38 29 53.9 | 18.3 | c | T05 |
| C/2021 S4 | 2023 09 09.44256 | 04 56 10.92 | +38 29 53.5 | 18.3 | c | T05 |
| C/2021 S4 | 2023 09 09.44891 | 04 56 10.96 | +38 29 55.0 | 18.4 | c | T05 |
| C/2021 S4 | 2023 09 09.53318 | 04 56 12.90 | +38 30 12.5 | 18.4 | o | T05 |
| C/2021 S4 | 2023 09 09.55689 | 04 56 13.43 | +38 30 17.7 | 18.5 | o | T05 |
| C/2021 S4 | 2023 09 09.57286 | 04 56 13.85 | +38 30 20.6 | 16.6 | o | T05 |
| C/2021 S4 | 2023 09 09.58397 | 04 56 14.01 | +38 30 22.9 | 18.4 | o | T05 |
| C/2021 S4 | 2023 09 11.54574 | 04 56 56.80 | +38 36 59.6 | 17.8 | c | T05 |
| C/2021 S4 | 2023 09 11.54894 | 04 56 56.82 | +38 37 00.5 | 17.9 | c | T05 |
| C/2021 S4 | 2023 09 11.55408 | 04 56 56.94 | +38 37 01.1 | 18.5 | c | T05 |
| C/2021 S4 | 2023 09 11.57244 | 04 56 57.37 | +38 37 04.5 | 18.3 | c | T05 |
| C/2021 S4 | 2023 09 13.56251 | 04 57 38.15 | +38 43 44.8 | 17.7 | c | T05 |
| C/2021 S4 | 2023 09 13.56568 | 04 57 38.31 | +38 43 46.1 | 17.9 | c | T05 |
| C/2021 S4 | 2023 09 13.58102 | 04 57 38.52 | +38 43 49.1 | 17.9 | c | T05 |
| C/2021 S4 | 2023 09 13.58907 | 04 57 38.70 | +38 43 51.2 | 17.6 | c | T05 |
| C/2021 S4 | 2023 09 18.57527 | 04 59 09.60 | +39 00 27.1 | 18.4 | c | T05 |
| C/2021 S4 | 2023 09 18.57722 | 04 59 09.62 | +39 00 27.7 | 18.5 | c | T05 |
| C/2021 S4 | 2023 09 18.59453 | 04 59 09.90 | +39 00 30.8 | 17.8 | c | T05 |