| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 Y1 | 2022 01 03.38719 | 01 22 06.73 | +54 38 57.2 | 18.8 | V | Q21 |
| C/2021 Y1 | 2022 01 03.74533 | 01 22 08.57 | +54 34 44.3 | 19.0 | V | K19 |
| C/2021 Y1 | 2022 01 03.75759 | 01 22 08.61 | +54 34 35.4 | 19.7 | V | K19 |
| C/2021 Y1 | 2022 01 03.76988 | 01 22 08.63 | +54 34 27.2 | 17.9 | V | K19 |
| C/2021 Y1 | 2022 01 03.98523 | 01 22 09.84 | +54 31 55.2 | 19.1 | G | W34 |
| C/2021 Y1 | 2022 01 03.98927 | 01 22 09.62 | +54 31 51.7 | 18.9 | G | Z08 |
| C/2021 Y1 | 2022 01 03.99329 | 01 22 09.82 | +54 31 49.4 | 18.7 | G | W34 |
| C/2021 Y1 | 2022 01 04.00113 | 01 22 09.88 | +54 31 43.4 | 18.4 | G | W34 |
| C/2021 Y1 | 2022 01 04.00161 | 01 22 09.64 | +54 31 42.4 | 19.3 | G | Z08 |
| C/2021 Y1 | 2022 01 04.02863 | 01 22 10.00 | +54 31 24.1 | 16.9 | V | W33 |
| C/2021 Y1 | 2022 01 04.04433 | 01 22 10.14 | +54 31 13.3 | 17.1 | V | W33 |
| C/2021 Y1 | 2022 01 04.06004 | 01 22 10.16 | +54 31 02.8 | 17.4 | V | W33 |
| C/2021 Y1 | 2022 01 04.39017 | 01 22 11.30 | +54 27 12.0 | 16.7 | V | Q21 |
| C/2021 Y1 | 2022 01 04.40068 | 01 22 12.28 | +54 27 03.6 | 17.2 | V | Q21 |
| C/2021 Y1 | 2022 01 04.93777 | 01 22 15.61 | +54 20 43.9 | 18.4 | G | I22 |
| C/2021 Y1 | 2022 01 06.19958 | 01 22 25.04 | +54 06 00.1 | 18.5 | R | 673 |
| C/2021 Y1 | 2022 01 06.21927 | 01 22 25.19 | +54 05 45.2 | 673 | ||
| C/2021 Y1 | 2022 01 06.22996 | 01 22 25.31 | +54 05 39.5 | 19.5 | G | V21 |
| C/2021 Y1 | 2022 01 06.23876 | 01 22 25.38 | +54 05 32.9 | 18.3 | G | V21 |
| C/2021 Y1 | 2022 01 06.24756 | 01 22 25.44 | +54 05 26.2 | 19.1 | G | V21 |