| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 Y1 | 2023 01 06.88856 | 03 26 55.54 | -05 23 05.2 | 15.8 | V | L74 |
| C/2021 Y1 | 2023 01 06.89460 | 03 26 55.19 | -05 23 12.9 | 16.0 | V | L74 |
| C/2021 Y1 | 2023 01 07.77752 | 03 26 08.44 | -05 41 36.8 | 16.1 | R | 215 |
| C/2021 Y1 | 2023 01 07.77881 | 03 26 08.37 | -05 41 38.4 | 16.1 | R | 215 |
| C/2021 Y1 | 2023 01 07.78011 | 03 26 08.29 | -05 41 39.5 | 16.1 | R | 215 |
| C/2021 Y1 | 2023 01 07.79002 | 03 26 07.71 | -05 41 51.7 | 16.1 | N | M18 |
| C/2021 Y1 | 2023 01 07.80555 | 03 26 06.93 | -05 42 11.0 | 16.2 | N | M18 |
| C/2021 Y1 | 2023 01 07.82108 | 03 26 06.07 | -05 42 31.2 | 16.1 | N | M18 |
| C/2021 Y1 | 2023 01 07.82536 | 03 26 05.87 | -05 42 35.6 | 15.6 | G | K74 |
| C/2021 Y1 | 2023 01 07.82746 | 03 26 05.75 | -05 42 38.3 | 15.7 | G | K74 |
| C/2021 Y1 | 2023 01 07.82957 | 03 26 05.65 | -05 42 40.8 | 15.7 | G | K74 |
| C/2021 Y1 | 2023 01 07.83167 | 03 26 05.53 | -05 42 43.5 | 15.6 | G | K74 |
| C/2021 Y1 | 2023 01 07.83378 | 03 26 05.43 | -05 42 46.0 | 15.6 | G | K74 |
| C/2021 Y1 | 2023 01 08.03361 | 03 25 54.74 | -05 46 53.7 | 15.1 | G | J47 |
| C/2021 Y1 | 2023 01 08.05594 | 03 25 53.58 | -05 47 21.0 | 15.2 | G | J47 |
| C/2021 Y1 | 2023 01 08.07973 | 03 25 52.38 | -05 47 49.7 | 15.8 | G | J47 |
| C/2021 Y1 | 2023 01 08.84917 | 03 25 13.50 | -06 03 22.2 | 15.0 | o | M22 |
| C/2021 Y1 | 2023 01 08.85232 | 03 25 13.33 | -06 03 26.0 | 15.0 | o | M22 |
| C/2021 Y1 | 2023 01 08.85818 | 03 25 13.02 | -06 03 33.0 | 15.0 | o | M22 |
| C/2021 Y1 | 2023 01 08.86921 | 03 25 12.47 | -06 03 46.4 | 15.0 | o | M22 |