| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 A1 | 2021 06 30.97993 | 10 28 01.05 | +51 35 36.8 | 204 | ||
| C/2021 A1 | 2021 07 01.91157 | 10 27 59.82 | +51 25 15.7 | 17.7 | T | Z10 |
| C/2021 A1 | 2021 07 01.91919 | 10 27 59.74 | +51 25 10.4 | 17.8 | T | Z10 |
| C/2021 A1 | 2021 07 05.86561 | 10 28 07.01 | +50 41 30.9 | 17.9 | T | A77 |
| C/2021 A1 | 2021 07 05.87149 | 10 28 07.04 | +50 41 27.2 | 17.5 | T | A77 |
| C/2021 A1 | 2021 07 05.87853 | 10 28 07.08 | +50 41 22.4 | 17.9 | T | A77 |
| C/2021 A1 | 2021 07 13.94642 | 10 29 18.02 | +49 13 40.7 | 16.3 | T | 970 |
| C/2021 A1 | 2021 07 13.95051 | 10 29 18.04 | +49 13 38.1 | 17.1 | T | 970 |
| C/2021 A1 | 2021 07 16.50325 | 10 29 54.61 | +48 46 25.7 | 16.1 | T | 349 |
| C/2021 A1 | 2021 07 16.51591 | 10 29 54.83 | +48 46 17.5 | 349 | ||
| C/2021 A1 | 2021 07 17.89892 | 10 30 17.06 | +48 31 39.7 | 17.1 | T | C23 |
| C/2021 A1 | 2021 07 17.90253 | 10 30 17.11 | +48 31 36.2 | 17.2 | T | C23 |
| C/2021 A1 | 2021 07 17.90685 | 10 30 17.28 | +48 31 34.0 | 16.9 | T | C23 |
| C/2021 A1 | 2021 07 17.93707 | 10 30 17.75 | +48 31 14.6 | 16.9 | T | 970 |
| C/2021 A1 | 2021 07 17.94119 | 10 30 17.83 | +48 31 12.0 | 16.9 | T | 970 |
| C/2021 A1 | 2021 07 22.89294 | 10 31 51.62 | +47 39 30.7 | 17.3 | T | C23 |
| C/2021 A1 | 2021 07 22.89727 | 10 31 51.72 | +47 39 28.3 | 16.6 | T | C23 |
| C/2021 A1 | 2021 07 22.90160 | 10 31 51.75 | +47 39 25.3 | 16.6 | T | C23 |
| C/2021 A1 | 2021 08 08.87791 | 10 39 32.30 | +44 50 53.9 | 16.7 | N | I72 |
| C/2021 A1 | 2021 08 08.89236 | 10 39 32.79 | +44 50 45.5 | 16.7 | N | I72 |