| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 S3 | 2024 03 06.20642 | 18 25 02.27 | -01 04 22.9 | 13.1 | V | 950 |
| C/2021 S3 | 2024 03 06.21282 | 18 25 03.30 | -01 04 02.5 | 13.2 | V | 950 |
| C/2021 S3 | 2024 03 06.22284 | 18 25 04.94 | -01 03 30.6 | 12.0 | R | 950 |
| C/2021 S3 | 2024 03 07.13850 | 18 27 34.98 | -00 14 39.1 | 12.7 | r | M09 |
| C/2021 S3 | 2024 03 07.14605 | 18 27 36.18 | -00 14 15.3 | 12.7 | r | M09 |
| C/2021 S3 | 2024 03 07.15361 | 18 27 37.43 | -00 13 50.2 | 13.1 | r | M09 |
| C/2021 S3 | 2024 03 07.16985 | 18 27 40.01 | -00 12 58.1 | 12.0 | G | I81 |
| C/2021 S3 | 2024 03 07.17273 | 18 27 40.47 | -00 12 49.1 | 12.0 | G | I81 |
| C/2021 S3 | 2024 03 07.17561 | 18 27 40.90 | -00 12 39.6 | 12.0 | G | I81 |
| C/2021 S3 | 2024 03 07.46796 | 18 28 28.63 | +00 02 59.2 | 12.9 | G | V21 |
| C/2021 S3 | 2024 03 07.48218 | 18 28 30.97 | +00 03 45.0 | 12.7 | G | V21 |
| C/2021 S3 | 2024 03 07.49641 | 18 28 33.25 | +00 04 30.9 | 12.7 | G | V21 |
| C/2021 S3 | 2024 03 07.51062 | 18 28 35.56 | +00 05 16.8 | 12.6 | G | V21 |
| C/2021 S3 | 2024 03 07.52483 | 18 28 37.81 | +00 06 02.7 | 12.7 | G | V21 |
| C/2021 S3 | 2024 03 08.18368 | 18 30 24.86 | +00 41 23.4 | 12.0 | G | G06 |
| C/2021 S3 | 2024 03 08.18809 | 18 30 25.58 | +00 41 37.6 | 12.0 | G | G06 |
| C/2021 S3 | 2024 03 08.19690 | 18 30 26.98 | +00 42 05.8 | 12.0 | G | G06 |
| C/2021 S3 | 2024 03 09.08035 | 18 32 49.64 | +01 29 38.8 | 12.0 | V | 585 |
| C/2021 S3 | 2024 03 09.08140 | 18 32 49.82 | +01 29 42.2 | 11.9 | V | 585 |
| C/2021 S3 | 2024 03 09.08246 | 18 32 49.98 | +01 29 45.1 | 11.9 | V | 585 |