| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 S3 | 2024 04 27.95896 | 20 15 09.45 | +41 13 30.8 | 13.7 | G | L92 |
| C/2021 S3 | 2024 04 27.95929 | 20 15 09.33 | +41 13 31.8 | 13.7 | G | G19 |
| C/2021 S3 | 2024 04 27.96105 | 20 15 09.44 | +41 13 35.5 | 13.4 | G | G19 |
| C/2021 S3 | 2024 04 27.96275 | 20 15 09.60 | +41 13 39.1 | 13.6 | G | G19 |
| C/2021 S3 | 2024 04 27.96448 | 20 15 09.75 | +41 13 42.6 | 13.3 | G | G19 |
| C/2021 S3 | 2024 04 27.96576 | 20 15 09.83 | +41 13 45.7 | 13.6 | G | G19 |
| C/2021 S3 | 2024 04 27.96605 | 20 15 10.02 | +41 13 45.4 | 14.2 | G | L92 |
| C/2021 S3 | 2024 04 27.97314 | 20 15 10.63 | +41 14 03.1 | 13.9 | G | L92 |
| C/2021 S3 | 2024 04 27.98023 | 20 15 11.04 | +41 14 17.3 | 13.7 | G | L92 |
| C/2021 S3 | 2024 04 27.98731 | 20 15 11.57 | +41 14 34.2 | 13.8 | G | L92 |
| C/2021 S3 | 2024 04 27.99439 | 20 15 12.12 | +41 14 49.7 | 13.7 | G | L92 |
| C/2021 S3 | 2024 04 28.73926 | 20 16 10.32 | +41 41 17.8 | 15.5 | G | O52 |
| C/2021 S3 | 2024 04 28.74066 | 20 16 10.43 | +41 41 21.3 | 16.1 | G | O52 |
| C/2021 S3 | 2024 04 28.77220 | 20 16 12.77 | +41 42 29.2 | 15.7 | G | O52 |
| C/2021 S3 | 2024 04 28.77571 | 20 16 12.98 | +41 42 36.2 | 14.9 | G | O52 |
| C/2021 S3 | 2024 04 28.99450 | 20 16 29.67 | +41 50 15.3 | 13.4 | R | C23 |
| C/2021 S3 | 2024 04 28.99749 | 20 16 29.89 | +41 50 21.9 | 13.4 | R | C23 |
| C/2021 S3 | 2024 04 29.00049 | 20 16 30.12 | +41 50 28.1 | 13.4 | R | C23 |
| C/2021 S3 | 2024 04 29.10274 | 20 16 37.82 | +41 54 04.2 | 13.3 | G | 970 |
| C/2021 S3 | 2024 04 29.10987 | 20 16 38.36 | +41 54 19.3 | 13.3 | G | 970 |