| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 S3 | 2024 05 28.90404 | 20 36 41.14 | +55 33 23.9 | 14.7 | G | 134 |
| C/2021 S3 | 2024 05 28.90476 | 20 36 41.11 | +55 33 24.9 | 14.7 | G | 134 |
| C/2021 S3 | 2024 05 28.98918 | 20 36 41.17 | +55 35 09.3 | 14.7 | N | M18 |
| C/2021 S3 | 2024 05 29.00612 | 20 36 41.17 | +55 35 30.0 | 14.8 | N | M18 |
| C/2021 S3 | 2024 05 29.02771 | 20 36 41.15 | +55 35 56.3 | 15.1 | N | M18 |
| C/2021 S3 | 2024 05 29.55333 | 20 36 41.09 | +55 46 33.6 | 13.5 | o | T05 |
| C/2021 S3 | 2024 05 29.55513 | 20 36 41.08 | +55 46 35.8 | 13.5 | o | T05 |
| C/2021 S3 | 2024 05 29.55785 | 20 36 41.08 | +55 46 39.2 | 13.5 | o | T05 |
| C/2021 S3 | 2024 05 29.57975 | 20 36 40.99 | +55 47 05.5 | 13.5 | o | T05 |
| C/2021 S3 | 2024 05 29.97275 | 20 36 40.75 | +55 54 50.8 | 13.9 | R | C23 |
| C/2021 S3 | 2024 05 29.97725 | 20 36 40.78 | +55 54 56.6 | 13.7 | R | C23 |
| C/2021 S3 | 2024 05 29.98249 | 20 36 40.71 | +55 55 02.5 | 13.8 | R | C23 |
| C/2021 S3 | 2024 05 30.97741 | 20 36 37.59 | +56 14 30.6 | 13.9 | N | Z55 |
| C/2021 S3 | 2024 05 30.97795 | 20 36 37.60 | +56 14 31.9 | 13.9 | N | Z55 |
| C/2021 S3 | 2024 05 30.97848 | 20 36 37.57 | +56 14 32.7 | 13.9 | N | Z55 |
| C/2021 S3 | 2024 05 30.97902 | 20 36 37.55 | +56 14 32.3 | 13.9 | N | Z55 |
| C/2021 S3 | 2024 05 31.29506 | 20 36 35.73 | +56 20 39.7 | 13.9 | V | W24 |
| C/2021 S3 | 2024 05 31.31514 | 20 36 35.54 | +56 21 02.9 | 13.8 | V | W24 |
| C/2021 S3 | 2024 05 31.33511 | 20 36 35.40 | +56 21 25.9 | 14.0 | V | W24 |
| C/2021 S3 | 2024 05 31.51908 | 20 36 34.34 | +56 24 58.6 | 13.4 | o | T08 |