| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 S3 | 2024 04 18.14841 | 20 00 39.44 | +34 56 04.6 | 13.0 | G | G06 |
| C/2021 S3 | 2024 04 18.15144 | 20 00 39.76 | +34 56 12.1 | 13.1 | G | G06 |
| C/2021 S3 | 2024 04 18.80337 | 20 01 43.42 | +35 22 59.7 | 11.0 | T | P87 |
| C/2021 S3 | 2024 04 18.80862 | 20 01 43.93 | +35 23 12.8 | P87 | ||
| C/2021 S3 | 2024 04 18.81375 | 20 01 44.42 | +35 23 25.1 | P87 | ||
| C/2021 S3 | 2024 04 20.01672 | 20 03 39.79 | +36 12 06.3 | 13.0 | G | 970 |
| C/2021 S3 | 2024 04 20.02228 | 20 03 40.34 | +36 12 20.6 | 13.0 | G | 970 |
| C/2021 S3 | 2024 04 20.14688 | 20 03 52.05 | +36 17 22.5 | 13.2 | r | 213 |
| C/2021 S3 | 2024 04 20.15059 | 20 03 52.39 | +36 17 31.6 | 13.2 | r | 213 |
| C/2021 S3 | 2024 04 20.15381 | 20 03 52.69 | +36 17 39.4 | 13.1 | r | 213 |
| C/2021 S3 | 2024 04 21.55938 | 20 06 03.61 | +37 13 29.2 | 12.9 | o | T05 |
| C/2021 S3 | 2024 04 21.56254 | 20 06 03.90 | +37 13 36.7 | 12.9 | o | T05 |
| C/2021 S3 | 2024 04 21.56975 | 20 06 04.54 | +37 13 53.9 | 12.8 | o | T05 |
| C/2021 S3 | 2024 04 21.58030 | 20 06 05.49 | +37 14 18.9 | 12.8 | o | T05 |
| C/2021 S3 | 2024 04 22.54753 | 20 07 33.28 | +37 52 03.2 | 12.8 | o | T05 |
| C/2021 S3 | 2024 04 22.55037 | 20 07 33.52 | +37 52 09.7 | 12.8 | o | T05 |
| C/2021 S3 | 2024 04 22.55627 | 20 07 34.04 | +37 52 23.6 | 12.8 | o | T05 |
| C/2021 S3 | 2024 04 22.56628 | 20 07 34.93 | +37 52 47.0 | 12.8 | o | T05 |
| C/2021 S3 | 2024 04 23.04348 | 20 08 17.58 | +38 11 07.9 | 13.2 | V | Y89 |
| C/2021 S3 | 2024 04 23.05333 | 20 08 18.47 | +38 11 30.6 | 13.1 | V | Y89 |