| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 Y1 | 2022 01 06.25637 | 01 22 25.46 | +54 05 19.4 | 19.2 | G | V21 |
| C/2021 Y1 | 2022 01 06.26517 | 01 22 25.55 | +54 05 14.0 | 18.6 | G | V21 |
| C/2021 Y1 | 2022 01 06.27397 | 01 22 25.59 | +54 05 08.3 | 18.9 | G | V21 |
| C/2021 Y1 | 2022 01 06.68686 | 01 22 29.28 | +54 00 19.3 | 17.4 | R | K61 |
| C/2021 Y1 | 2022 01 06.68815 | 01 22 29.32 | +54 00 18.1 | 17.2 | R | K61 |
| C/2021 Y1 | 2022 01 06.68944 | 01 22 29.29 | +54 00 17.4 | 17.5 | R | K61 |
| C/2021 Y1 | 2022 01 06.69095 | 01 22 29.32 | +54 00 15.9 | 17.8 | R | K61 |
| C/2021 Y1 | 2022 01 06.69224 | 01 22 29.35 | +54 00 14.6 | 18.1 | R | K61 |
| C/2021 Y1 | 2022 01 06.70315 | 01 22 29.45 | +54 00 07.2 | 19.2 | R | K87 |
| C/2021 Y1 | 2022 01 06.70926 | 01 22 29.41 | +54 00 03.0 | 18.6 | R | K87 |
| C/2021 Y1 | 2022 01 06.73896 | 01 22 29.83 | +53 59 42.7 | 18.6 | T | B72 |
| C/2021 Y1 | 2022 01 06.74984 | 01 22 29.82 | +53 59 34.8 | 18.1 | G | K74 |
| C/2021 Y1 | 2022 01 06.75009 | 01 22 29.89 | +53 59 35.1 | 18.1 | T | B72 |
| C/2021 Y1 | 2022 01 06.75162 | 01 22 29.92 | +53 59 33.8 | 18.1 | T | B72 |
| C/2021 Y1 | 2022 01 06.75301 | 01 22 29.86 | +53 59 32.5 | 18.7 | G | K74 |
| C/2021 Y1 | 2022 01 06.75314 | 01 22 29.97 | +53 59 32.7 | 18.2 | T | B72 |
| C/2021 Y1 | 2022 01 06.75725 | 01 22 29.95 | +53 59 30.2 | 18.9 | G | K74 |
| C/2021 Y1 | 2022 01 06.79014 | 01 22 30.26 | +53 59 06.7 | 18.8 | G | K38 |
| C/2021 Y1 | 2022 01 06.79045 | 01 22 30.22 | +53 59 06.1 | 19.0 | G | C43 |
| C/2021 Y1 | 2022 01 06.79370 | 01 22 30.24 | +53 59 03.9 | 19.0 | G | C43 |