| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 A1 | 2021 03 23.58684 | 13 09 19.60 | +59 11 08.6 | 18.3 | T | 900 |
| C/2021 A1 | 2021 03 23.97858 | 13 08 27.67 | +59 15 32.0 | 17.6 | T | M09 |
| C/2021 A1 | 2021 03 23.99764 | 13 08 24.98 | +59 15 44.0 | 17.9 | T | M09 |
| C/2021 A1 | 2021 03 23.99795 | 13 08 24.89 | +59 15 43.7 | 18.0 | T | I81 |
| C/2021 A1 | 2021 03 24.00148 | 13 08 24.41 | +59 15 46.1 | 18.0 | T | I81 |
| C/2021 A1 | 2021 03 24.00501 | 13 08 23.90 | +59 15 48.5 | 17.9 | T | I81 |
| C/2021 A1 | 2021 03 24.01671 | 13 08 22.24 | +59 15 56.4 | 17.7 | T | M09 |
| C/2021 A1 | 2021 03 24.97145 | 13 06 14.07 | +59 26 24.2 | 18.2 | N | J38 |
| C/2021 A1 | 2021 03 24.97368 | 13 06 13.78 | +59 26 26.2 | 18.5 | N | J38 |
| C/2021 A1 | 2021 03 24.97811 | 13 06 13.18 | +59 26 29.3 | 18.4 | N | J38 |
| C/2021 A1 | 2021 03 25.00802 | 13 06 08.95 | +59 26 48.6 | 17.8 | T | K87 |
| C/2021 A1 | 2021 03 25.01096 | 13 06 08.53 | +59 26 49.9 | 18.0 | T | K87 |
| C/2021 A1 | 2021 03 25.01389 | 13 06 08.14 | +59 26 51.5 | 18.1 | T | K87 |
| C/2021 A1 | 2021 03 25.52983 | 13 04 57.64 | +59 32 24.7 | 18.6 | i | F51 |
| C/2021 A1 | 2021 03 25.54214 | 13 04 55.95 | +59 32 32.5 | 18.6 | i | F51 |
| C/2021 A1 | 2021 03 25.55447 | 13 04 54.24 | +59 32 40.1 | 18.5 | i | F51 |
| C/2021 A1 | 2021 03 25.56678 | 13 04 52.53 | +59 32 47.8 | 18.4 | i | F51 |
| C/2021 A1 | 2021 03 25.94314 | 13 04 01.07 | +59 36 43.6 | 17.6 | T | M09 |
| C/2021 A1 | 2021 03 25.96220 | 13 03 58.55 | +59 36 56.3 | 17.5 | T | M09 |
| C/2021 A1 | 2021 03 25.98133 | 13 03 55.75 | +59 37 07.8 | 17.5 | T | M09 |