| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 S1 | 2021 10 01.19844 | 06 56 03.19 | +57 42 13.1 | 18.6 | G | I22 |
| C/2021 S1 | 2021 10 01.20822 | 06 56 03.41 | +57 42 13.5 | 18.5 | G | I22 |
| C/2021 S1 | 2021 10 01.85448 | 06 56 21.82 | +57 42 51.8 | 19.0 | G | G02 |
| C/2021 S1 | 2021 10 01.87149 | 06 56 22.25 | +57 42 52.8 | 19.0 | G | G02 |
| C/2021 S1 | 2021 10 01.88156 | 06 56 22.56 | +57 42 52.9 | 19.0 | G | G02 |
| C/2021 S1 | 2021 10 01.93705 | 06 56 24.12 | +57 42 56.4 | Z80 | ||
| C/2021 S1 | 2021 10 01.94860 | 06 56 24.41 | +57 42 57.0 | 18.9 | G | Z80 |
| C/2021 S1 | 2021 10 01.96389 | 06 56 24.82 | +57 42 58.4 | Z80 | ||
| C/2021 S1 | 2021 10 02.15050 | 06 56 29.88 | +57 43 10.6 | 18.8 | G | G40 |
| C/2021 S1 | 2021 10 02.18900 | 06 56 31.03 | +57 43 13.6 | 18.3 | G | G40 |
| C/2021 S1 | 2021 10 02.19477 | 06 56 31.16 | +57 43 12.8 | 18.9 | G | G40 |
| C/2021 S1 | 2021 10 02.20362 | 06 56 31.46 | +57 43 14.0 | 18.7 | G | G40 |
| C/2021 S1 | 2021 10 02.45337 | 06 56 38.30 | +57 43 29.0 | H06 | ||
| C/2021 S1 | 2021 10 02.45772 | 06 56 38.41 | +57 43 29.1 | 18.1 | T | H06 |
| C/2021 S1 | 2021 10 02.73757 | 06 56 45.99 | +57 43 45.9 | 17.8 | V | Q21 |
| C/2021 S1 | 2021 10 02.73757 | 06 56 45.89 | +57 43 45.4 | 17.8 | T | Q21 |
| C/2021 S1 | 2021 10 02.75332 | 06 56 46.44 | +57 43 47.2 | 18.0 | V | Q21 |
| C/2021 S1 | 2021 10 02.75332 | 06 56 46.57 | +57 43 47.0 | 18.6 | T | Q21 |
| C/2021 S1 | 2021 10 03.11634 | 06 56 56.21 | +57 44 08.3 | 18.8 | N | 157 |
| C/2021 S1 | 2021 10 03.12371 | 06 56 56.36 | +57 44 09.4 | 18.4 | N | 157 |