| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 A1 | 2021 03 25.94995 | 13 04 00.03 | +59 36 48.9 | 18.2 | G | L74 |
| 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 |
| C/2021 A1 | 2021 03 26.26806 | 13 03 16.09 | +59 40 06.9 | 18.0 | G | 703 |
| C/2021 A1 | 2021 03 26.27350 | 13 03 15.40 | +59 40 09.6 | 18.0 | G | 703 |
| C/2021 A1 | 2021 03 26.27894 | 13 03 14.56 | +59 40 13.8 | 18.1 | G | 703 |
| C/2021 A1 | 2021 03 26.28438 | 13 03 13.78 | +59 40 17.2 | 17.9 | G | 703 |
| C/2021 A1 | 2021 03 27.40840 | 13 00 36.36 | +59 51 40.5 | 658 | ||
| C/2021 A1 | 2021 03 27.41735 | 13 00 35.10 | +59 51 46.3 | 658 | ||
| C/2021 A1 | 2021 03 27.42183 | 13 00 34.46 | +59 51 48.9 | 658 | ||
| C/2021 A1 | 2021 03 27.42627 | 13 00 33.81 | +59 51 51.5 | 658 | ||
| C/2021 A1 | 2021 03 27.43075 | 13 00 33.17 | +59 51 54.2 | 658 | ||
| C/2021 A1 | 2021 03 27.43522 | 13 00 32.53 | +59 51 56.8 | 658 | ||
| C/2021 A1 | 2021 03 28.97148 | 12 56 53.18 | +60 06 44.4 | 19.1 | T | 213 |
| C/2021 A1 | 2021 03 29.06279 | 12 56 39.80 | +60 07 35.4 | 19.1 | T | 213 |
| C/2021 A1 | 2021 03 29.85649 | 12 54 44.89 | +60 14 49.3 | 18.8 | T | G09 |
| C/2021 A1 | 2021 03 29.88731 | 12 54 39.92 | +60 15 08.8 | 18.4 | T | G09 |
| C/2021 A1 | 2021 03 29.88933 | 12 54 39.70 | +60 15 09.1 | 18.1 | T | 970 |
| C/2021 A1 | 2021 03 29.89660 | 12 54 38.61 | +60 15 12.9 | 18.0 | T | 970 |
| C/2021 A1 | 2021 03 30.31559 | 12 53 36.96 | +60 18 57.0 | 18.1 | G | 703 |