| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 S3 | 2024 05 15.00289 | 20 32 00.04 | +50 06 00.3 | 14.3 | G | 134 |
| C/2021 S3 | 2024 05 15.00362 | 20 32 00.10 | +50 06 01.6 | 14.3 | G | 134 |
| C/2021 S3 | 2024 05 15.00434 | 20 32 00.15 | +50 06 03.1 | 14.3 | G | 134 |
| C/2021 S3 | 2024 05 15.00507 | 20 32 00.14 | +50 06 03.9 | 14.3 | G | 134 |
| C/2021 S3 | 2024 05 15.00579 | 20 32 00.20 | +50 06 05.3 | 14.3 | G | 134 |
| C/2021 S3 | 2024 05 15.34470 | 20 32 13.04 | +50 15 17.3 | 13.9 | V | 303 |
| C/2021 S3 | 2024 05 15.35824 | 20 32 13.51 | +50 15 39.0 | 13.9 | V | 303 |
| C/2021 S3 | 2024 05 15.36050 | 20 32 13.57 | +50 15 42.5 | 13.8 | V | 303 |
| C/2021 S3 | 2024 05 15.37314 | 20 32 14.05 | +50 16 03.0 | 13.9 | V | 303 |
| C/2021 S3 | 2024 05 15.94635 | 20 32 35.46 | +50 31 08.4 | 14.4 | G | 134 |
| C/2021 S3 | 2024 05 15.94708 | 20 32 35.35 | +50 31 10.2 | 14.4 | G | 134 |
| C/2021 S3 | 2024 05 15.94780 | 20 32 35.52 | +50 31 10.8 | 14.4 | G | 134 |
| C/2021 S3 | 2024 05 15.94853 | 20 32 35.53 | +50 31 10.9 | 14.4 | G | 134 |
| C/2021 S3 | 2024 05 15.94925 | 20 32 35.51 | +50 31 13.4 | 14.4 | G | 134 |
| C/2021 S3 | 2024 05 15.94998 | 20 32 35.55 | +50 31 13.8 | 14.4 | G | 134 |
| C/2021 S3 | 2024 05 15.95069 | 20 32 35.52 | +50 31 14.9 | 14.4 | G | 134 |
| C/2021 S3 | 2024 05 15.95142 | 20 32 35.63 | +50 31 16.2 | 14.4 | G | 134 |
| C/2021 S3 | 2024 05 15.95214 | 20 32 35.65 | +50 31 17.0 | 14.4 | G | 134 |
| C/2021 S3 | 2024 05 15.95287 | 20 32 35.70 | +50 31 18.8 | 14.4 | G | 134 |
| C/2021 S3 | 2024 05 16.02571 | 20 32 38.16 | +50 33 12.0 | 13.6 | G | I81 |