| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 S3 | 2024 03 30.03899 | 19 23 56.93 | +20 09 47.3 | 12.4 | G | I81 |
| C/2021 S3 | 2024 03 30.56272 | 19 25 05.55 | +20 36 30.5 | 12.2 | o | T08 |
| C/2021 S3 | 2024 03 30.57865 | 19 25 07.60 | +20 37 19.1 | 12.2 | o | T08 |
| C/2021 S3 | 2024 03 30.58543 | 19 25 08.47 | +20 37 39.8 | 12.2 | o | T08 |
| C/2021 S3 | 2024 03 30.58866 | 19 25 08.89 | +20 37 49.7 | 12.1 | o | T08 |
| C/2021 S3 | 2024 03 31.60517 | 19 27 20.51 | +21 29 12.9 | 12.1 | o | T08 |
| C/2021 S3 | 2024 03 31.61127 | 19 27 21.28 | +21 29 31.5 | 12.2 | o | T08 |
| C/2021 S3 | 2024 03 31.62869 | 19 27 23.49 | +21 30 24.2 | 12.2 | o | T08 |
| C/2021 S3 | 2024 03 31.63147 | 19 27 23.84 | +21 30 32.6 | 12.2 | o | T08 |
| C/2021 S3 | 2024 04 01.61919 | 19 29 30.18 | +22 20 02.3 | 12.4 | o | T05 |
| C/2021 S3 | 2024 04 01.62653 | 19 29 31.10 | +22 20 24.2 | 12.4 | o | T05 |
| C/2021 S3 | 2024 04 01.63064 | 19 29 31.62 | +22 20 36.6 | 12.4 | o | T05 |
| C/2021 S3 | 2024 04 01.63970 | 19 29 32.75 | +22 21 03.7 | 12.4 | o | T05 |
| C/2021 S3 | 2024 04 01.76074 | 19 29 48.20 | +22 27 04.9 | 11.9 | V | Q21 |
| C/2021 S3 | 2024 04 01.76971 | 19 29 49.33 | +22 27 31.3 | 10.3 | T | 349 |
| C/2021 S3 | 2024 04 01.77267 | 19 29 49.66 | +22 27 39.8 | 349 | ||
| C/2021 S3 | 2024 04 01.77564 | 19 29 50.07 | +22 27 48.8 | 349 | ||
| C/2021 S3 | 2024 04 01.78190 | 19 29 50.85 | +22 28 07.9 | 12.0 | V | Q21 |
| C/2021 S3 | 2024 04 01.99877 | 19 30 18.37 | +22 38 52.8 | 12.8 | R | C23 |
| C/2021 S3 | 2024 04 01.99998 | 19 30 18.52 | +22 38 56.5 | 12.9 | R | C23 |