| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 A1 | 2021 06 16.91714 | 10 30 51.89 | +54 13 45.9 | 17.2 | T | M09 |
| C/2021 A1 | 2021 06 16.93007 | 10 30 51.68 | +54 13 38.0 | 17.2 | T | M09 |
| C/2021 A1 | 2021 06 16.94300 | 10 30 51.42 | +54 13 29.1 | 17.2 | T | M09 |
| C/2021 A1 | 2021 06 19.15495 | 10 30 03.91 | +53 48 32.6 | 17.3 | G | 703 |
| C/2021 A1 | 2021 06 19.16068 | 10 30 03.76 | +53 48 28.1 | 17.1 | G | 703 |
| C/2021 A1 | 2021 06 19.16642 | 10 30 03.56 | +53 48 24.3 | 17.4 | G | 703 |
| C/2021 A1 | 2021 06 19.17215 | 10 30 03.55 | +53 48 20.2 | 17.4 | G | 703 |
| C/2021 A1 | 2021 06 24.89140 | 10 28 38.02 | +52 43 51.4 | 17.8 | T | G40 |
| C/2021 A1 | 2021 06 24.91878 | 10 28 37.65 | +52 43 31.8 | 18.7 | T | G40 |
| C/2021 A1 | 2021 06 29.52678 | 10 28 05.13 | +51 51 51.0 | 367 | ||
| C/2021 A1 | 2021 06 29.53083 | 10 28 05.14 | +51 51 48.2 | 16.7 | T | 367 |
| C/2021 A1 | 2021 06 29.68676 | 10 28 04.64 | +51 50 04.3 | 186 | ||
| C/2021 A1 | 2021 06 29.68994 | 10 28 04.59 | +51 50 01.9 | 17.2 | T | 186 |
| C/2021 A1 | 2021 06 29.69314 | 10 28 04.54 | +51 50 00.0 | 186 | ||
| C/2021 A1 | 2021 06 29.69633 | 10 28 04.59 | +51 49 57.6 | 186 | ||
| C/2021 A1 | 2021 06 30.94766 | 10 28 01.01 | +51 35 58.5 | 204 | ||
| C/2021 A1 | 2021 06 30.96180 | 10 28 01.07 | +51 35 49.5 | 17.0 | T | 204 |
| 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 |