| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 S3 | 2024 06 06.94513 | 20 34 55.27 | +58 18 04.0 | 14.1 | G | 970 |
| C/2021 S3 | 2024 06 06.94824 | 20 34 55.18 | +58 18 07.1 | 14.0 | G | 970 |
| C/2021 S3 | 2024 06 06.98362 | 20 34 54.21 | +58 18 42.3 | 15.1 | N | M18 |
| C/2021 S3 | 2024 06 07.00967 | 20 34 53.53 | +58 19 07.8 | 15.1 | N | M18 |
| C/2021 S3 | 2024 06 07.03570 | 20 34 52.80 | +58 19 33.3 | 15.1 | N | M18 |
| C/2021 S3 | 2024 06 07.95483 | 20 34 28.96 | +58 34 06.6 | 14.8 | G | 134 |
| C/2021 S3 | 2024 06 07.95557 | 20 34 28.97 | +58 34 07.7 | 14.8 | G | 134 |
| C/2021 S3 | 2024 06 07.95630 | 20 34 28.91 | +58 34 08.2 | 14.8 | G | 134 |
| C/2021 S3 | 2024 06 07.95701 | 20 34 28.91 | +58 34 08.8 | 14.8 | G | 134 |
| C/2021 S3 | 2024 06 07.95774 | 20 34 28.90 | +58 34 09.3 | 14.8 | G | 134 |
| C/2021 S3 | 2024 06 07.95846 | 20 34 28.89 | +58 34 10.1 | 14.8 | G | 134 |
| C/2021 S3 | 2024 06 07.95919 | 20 34 28.84 | +58 34 10.8 | 14.8 | G | 134 |
| C/2021 S3 | 2024 06 07.95991 | 20 34 28.83 | +58 34 11.8 | 14.8 | G | 134 |
| C/2021 S3 | 2024 06 07.96064 | 20 34 28.79 | +58 34 12.4 | 14.8 | G | 134 |
| C/2021 S3 | 2024 06 07.96135 | 20 34 28.77 | +58 34 12.8 | 14.8 | G | 134 |
| C/2021 S3 | 2024 06 08.00096 | 20 34 27.72 | +58 34 48.5 | 14.3 | r | M09 |
| C/2021 S3 | 2024 06 08.00632 | 20 34 27.52 | +58 34 55.6 | 14.2 | r | M09 |
| C/2021 S3 | 2024 06 08.01113 | 20 34 27.11 | +58 35 01.5 | 13.7 | r | M09 |
| C/2021 S3 | 2024 06 08.04637 | 20 34 26.35 | +58 35 33.3 | 13.9 | R | C23 |
| C/2021 S3 | 2024 06 08.05161 | 20 34 26.10 | +58 35 38.1 | 13.9 | R | C23 |