| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 S3 | 2024 05 20.06948 | 20 34 42.55 | +52 15 58.9 | 14.2 | G | K74 |
| C/2021 S3 | 2024 05 20.07372 | 20 34 42.65 | +52 16 05.1 | 13.8 | G | K74 |
| C/2021 S3 | 2024 05 20.89956 | 20 35 02.86 | +52 36 03.0 | 14.5 | G | 134 |
| C/2021 S3 | 2024 05 20.90028 | 20 35 02.80 | +52 36 04.6 | 14.5 | G | 134 |
| C/2021 S3 | 2024 05 20.90101 | 20 35 02.86 | +52 36 05.4 | 14.5 | G | 134 |
| C/2021 S3 | 2024 05 20.90172 | 20 35 02.85 | +52 36 06.2 | 14.5 | G | 134 |
| C/2021 S3 | 2024 05 20.90245 | 20 35 02.88 | +52 36 07.6 | 14.5 | G | 134 |
| C/2021 S3 | 2024 05 20.90317 | 20 35 02.95 | +52 36 08.4 | 14.5 | G | 134 |
| C/2021 S3 | 2024 05 20.90390 | 20 35 02.94 | +52 36 09.6 | 14.5 | G | 134 |
| C/2021 S3 | 2024 05 20.90462 | 20 35 02.95 | +52 36 10.9 | 14.5 | G | 134 |
| C/2021 S3 | 2024 05 20.90535 | 20 35 02.99 | +52 36 11.8 | 14.5 | G | 134 |
| C/2021 S3 | 2024 05 20.90608 | 20 35 02.97 | +52 36 12.7 | 14.5 | G | 134 |
| C/2021 S3 | 2024 05 21.06304 | 20 35 06.45 | +52 40 00.9 | 14.1 | G | K74 |
| C/2021 S3 | 2024 05 21.06657 | 20 35 06.53 | +52 40 05.9 | 14.3 | G | K74 |
| C/2021 S3 | 2024 05 21.07011 | 20 35 06.61 | +52 40 11.7 | 14.2 | G | K74 |
| C/2021 S3 | 2024 05 21.38649 | 20 35 13.59 | +52 47 46.3 | 13.2 | R | H47 |
| C/2021 S3 | 2024 05 21.38966 | 20 35 13.72 | +52 47 51.0 | 13.2 | R | H47 |
| C/2021 S3 | 2024 05 21.39170 | 20 35 13.73 | +52 47 53.8 | 13.2 | R | H47 |
| C/2021 S3 | 2024 05 21.53858 | 20 35 17.03 | +52 51 23.3 | 13.7 | o | T05 |
| C/2021 S3 | 2024 05 21.54175 | 20 35 17.11 | +52 51 28.2 | 14.5 | o | T05 |