| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 S3 | 2024 03 09.19469 | 18 33 07.93 | +01 35 48.2 | 12.4 | G | K87 |
| C/2021 S3 | 2024 03 09.76067 | 18 34 38.83 | +02 06 22.7 | 11.8 | V | Q21 |
| C/2021 S3 | 2024 03 09.77548 | 18 34 40.97 | +02 07 10.0 | 11.0 | V | Q21 |
| C/2021 S3 | 2024 03 09.80784 | 18 34 46.28 | +02 08 54.1 | 9.8 | T | D95 |
| C/2021 S3 | 2024 03 09.80933 | 18 34 46.51 | +02 08 59.2 | D95 | ||
| C/2021 S3 | 2024 03 09.81130 | 18 34 46.78 | +02 09 05.5 | D95 | ||
| C/2021 S3 | 2024 03 09.83242 | 18 34 50.19 | +02 10 14.7 | 367 | ||
| C/2021 S3 | 2024 03 09.83647 | 18 34 50.82 | +02 10 27.8 | 367 | ||
| C/2021 S3 | 2024 03 09.83931 | 18 34 51.27 | +02 10 37.0 | 9.9 | T | 367 |
| C/2021 S3 | 2024 03 10.11574 | 18 35 35.42 | +02 25 32.0 | 10.6 | R | 585 |
| C/2021 S3 | 2024 03 10.11609 | 18 35 35.46 | +02 25 33.1 | 10.6 | R | 585 |
| C/2021 S3 | 2024 03 10.11645 | 18 35 35.52 | +02 25 34.2 | 10.6 | R | 585 |
| C/2021 S3 | 2024 03 10.11680 | 18 35 35.58 | +02 25 35.4 | 10.6 | R | 585 |
| C/2021 S3 | 2024 03 10.11715 | 18 35 35.63 | +02 25 36.6 | 10.6 | R | 585 |
| C/2021 S3 | 2024 03 10.11751 | 18 35 35.69 | +02 25 37.7 | 10.6 | R | 585 |
| C/2021 S3 | 2024 03 10.11786 | 18 35 35.74 | +02 25 38.9 | 10.6 | R | 585 |
| C/2021 S3 | 2024 03 10.11821 | 18 35 35.79 | +02 25 40.0 | 10.6 | R | 585 |
| C/2021 S3 | 2024 03 10.11857 | 18 35 35.86 | +02 25 41.1 | 10.6 | R | 585 |
| C/2021 S3 | 2024 03 10.11892 | 18 35 35.91 | +02 25 42.3 | 10.6 | R | 585 |
| C/2021 S3 | 2024 03 10.11928 | 18 35 35.97 | +02 25 43.4 | 10.7 | R | 585 |