| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 S3 | 2025 08 25.05267 | 23 23 06.21 | +44 42 07.0 | 19.2 | G | B50 |
| C/2021 S3 | 2025 09 02.46331 | 23 17 44.89 | +44 22 03.5 | 19.4 | o | T05 |
| C/2021 S3 | 2025 09 02.46739 | 23 17 44.78 | +44 22 05.3 | 19.3 | o | T05 |
| C/2021 S3 | 2025 09 02.47379 | 23 17 44.48 | +44 22 03.6 | 19.3 | o | T05 |
| C/2021 S3 | 2025 09 05.91750 | 23 15 31.49 | +44 10 50.1 | 19.3 | G | B96 |
| C/2021 S3 | 2025 09 05.92735 | 23 15 31.13 | +44 10 46.3 | 18.9 | G | B96 |
| C/2021 S3 | 2025 09 13.90009 | 23 10 26.49 | +43 38 26.7 | 18.7 | G | 970 |
| C/2021 S3 | 2025 09 13.92576 | 23 10 25.51 | +43 38 18.9 | 19.1 | G | 970 |
| C/2021 S3 | 2025 09 15.39295 | 23 09 30.71 | +43 31 25.6 | 19.2 | o | T08 |
| C/2021 S3 | 2025 09 15.39432 | 23 09 30.57 | +43 31 25.8 | 19.3 | o | T08 |
| C/2021 S3 | 2025 09 15.39709 | 23 09 30.45 | +43 31 24.9 | 18.0 | o | T08 |
| C/2021 S3 | 2025 09 15.40214 | 23 09 30.11 | +43 31 21.9 | 24.5 | o | T08 |
| C/2021 S3 | 2025 09 17.65781 | 23 08 06.82 | +43 20 16.1 | 349 | ||
| C/2021 S3 | 2025 09 17.67602 | 23 08 06.17 | +43 20 10.2 | 17.9 | T | 349 |
| C/2021 S3 | 2025 09 19.00366 | 23 07 17.84 | +43 13 20.5 | 17.9 | R | C23 |
| C/2021 S3 | 2025 09 19.01115 | 23 07 17.51 | +43 13 16.3 | 18.0 | R | C23 |
| C/2021 S3 | 2025 09 21.59033 | 23 05 45.23 | +42 59 18.7 | 18.5 | T | 903 |
| C/2021 S3 | 2025 09 21.59443 | 23 05 45.06 | +42 59 16.9 | 903 | ||
| C/2021 S3 | 2025 09 21.64946 | 23 05 43.57 | +42 59 00.2 | 20.7 | V | Q14 |
| C/2021 S3 | 2025 09 21.65302 | 23 05 43.16 | +42 58 57.8 | 19.9 | V | Q14 |