| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 S3 | 2024 05 09.90549 | 20 28 10.02 | +47 42 28.0 | 14.0 | G | M19 |
| C/2021 S3 | 2024 05 09.93031 | 20 28 11.68 | +47 43 12.1 | 13.6 | R | C23 |
| C/2021 S3 | 2024 05 09.93331 | 20 28 11.87 | +47 43 17.3 | 13.5 | R | C23 |
| C/2021 S3 | 2024 05 09.93630 | 20 28 12.00 | +47 43 22.8 | 13.7 | R | C23 |
| C/2021 S3 | 2024 05 10.02880 | 20 28 16.68 | +47 46 06.6 | 13.8 | r | M09 |
| C/2021 S3 | 2024 05 10.03388 | 20 28 16.94 | +47 46 15.7 | 13.8 | r | M09 |
| C/2021 S3 | 2024 05 10.03859 | 20 28 17.18 | +47 46 24.2 | 13.8 | r | M09 |
| C/2021 S3 | 2024 05 10.05535 | 20 28 17.97 | +47 46 53.6 | 14.3 | N | M18 |
| C/2021 S3 | 2024 05 10.06413 | 20 28 18.41 | +47 47 09.6 | 14.4 | N | M18 |
| C/2021 S3 | 2024 05 10.07292 | 20 28 18.85 | +47 47 25.1 | 14.8 | N | M18 |
| C/2021 S3 | 2024 05 10.10454 | 20 28 20.49 | +47 48 21.9 | 13.3 | r | 213 |
| C/2021 S3 | 2024 05 10.12653 | 20 28 21.57 | +47 49 00.7 | 13.3 | r | 213 |
| C/2021 S3 | 2024 05 10.14791 | 20 28 22.61 | +47 49 38.6 | 13.4 | r | 213 |
| C/2021 S3 | 2024 05 10.70985 | 20 28 50.96 | +48 06 02.7 | 903 | ||
| C/2021 S3 | 2024 05 10.71218 | 20 28 50.98 | +48 06 06.7 | 903 | ||
| C/2021 S3 | 2024 05 10.71450 | 20 28 51.22 | +48 06 09.5 | 11.5 | T | 903 |
| C/2021 S3 | 2024 05 10.91016 | 20 29 00.84 | +48 11 47.0 | 13.1 | G | 160 |
| C/2021 S3 | 2024 05 10.91985 | 20 29 01.31 | +48 12 04.1 | 13.0 | G | 160 |
| C/2021 S3 | 2024 05 10.92999 | 20 29 01.82 | +48 12 21.8 | 13.1 | G | 160 |
| C/2021 S3 | 2024 05 11.02757 | 20 29 06.50 | +48 15 12.6 | 13.6 | R | C23 |