| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 A1 | 2021 05 19.92037 | 10 55 51.95 | +59 10 37.3 | 17.7 | T | G06 |
| C/2021 A1 | 2021 05 19.93458 | 10 55 50.62 | +59 10 29.5 | 17.9 | T | G06 |
| C/2021 A1 | 2021 05 19.94878 | 10 55 49.44 | +59 10 21.3 | 17.9 | T | G06 |
| C/2021 A1 | 2021 05 20.05134 | 10 55 40.36 | +59 09 24.2 | 18.1 | T | 587 |
| C/2021 A1 | 2021 05 20.05368 | 10 55 40.11 | +59 09 22.7 | 18.1 | T | 587 |
| C/2021 A1 | 2021 05 20.05602 | 10 55 39.92 | +59 09 21.2 | 17.9 | T | 587 |
| C/2021 A1 | 2021 05 20.28423 | 10 55 20.11 | +59 07 16.8 | 17.1 | o | T08 |
| C/2021 A1 | 2021 05 20.28654 | 10 55 19.87 | +59 07 16.1 | 17.6 | o | T08 |
| C/2021 A1 | 2021 05 20.28746 | 10 55 19.75 | +59 07 15.5 | 18.2 | o | T08 |
| C/2021 A1 | 2021 05 20.29714 | 10 55 18.92 | +59 07 10.0 | 17.7 | o | T08 |
| C/2021 A1 | 2021 05 20.30452 | 10 55 18.29 | +59 07 05.8 | 17.8 | o | T08 |
| C/2021 A1 | 2021 05 20.30776 | 10 55 18.07 | +59 07 03.5 | 17.7 | o | T08 |
| C/2021 A1 | 2021 05 22.29531 | 10 52 29.96 | +58 48 21.5 | 18.1 | o | T05 |
| C/2021 A1 | 2021 05 22.29942 | 10 52 29.70 | +58 48 20.0 | 18.2 | o | T05 |
| C/2021 A1 | 2021 05 22.30494 | 10 52 29.35 | +58 48 16.2 | 17.8 | o | T05 |
| C/2021 A1 | 2021 05 22.31508 | 10 52 29.20 | +58 48 09.1 | 17.4 | o | T05 |
| C/2021 A1 | 2021 05 24.25458 | 10 49 55.01 | +58 29 21.2 | 17.6 | G | 703 |
| C/2021 A1 | 2021 05 24.26091 | 10 49 54.66 | +58 29 16.6 | 17.5 | G | 703 |
| C/2021 A1 | 2021 05 24.26723 | 10 49 54.12 | +58 29 12.1 | 17.6 | G | 703 |
| C/2021 A1 | 2021 05 24.27358 | 10 49 53.53 | +58 29 06.9 | 703 |