| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 Y1 | 2023 01 12.85640 | 03 22 10.10 | -07 20 50.1 | 15.4 | c | M22 |
| C/2021 Y1 | 2023 01 12.86347 | 03 22 09.80 | -07 20 57.8 | 15.6 | c | M22 |
| C/2021 Y1 | 2023 01 12.87389 | 03 22 09.35 | -07 21 09.3 | 15.2 | c | M22 |
| C/2021 Y1 | 2023 01 12.94354 | 03 22 06.45 | -07 22 33.1 | 16.0 | V | Z57 |
| C/2021 Y1 | 2023 01 12.94436 | 03 22 06.44 | -07 22 33.9 | 16.1 | V | Z57 |
| C/2021 Y1 | 2023 01 12.94517 | 03 22 06.38 | -07 22 34.7 | 16.0 | V | Z57 |
| C/2021 Y1 | 2023 01 12.94600 | 03 22 06.34 | -07 22 35.3 | 15.9 | V | Z57 |
| C/2021 Y1 | 2023 01 12.94682 | 03 22 06.31 | -07 22 37.0 | 16.0 | V | Z57 |
| C/2021 Y1 | 2023 01 12.94763 | 03 22 06.27 | -07 22 37.1 | 15.9 | V | Z57 |
| C/2021 Y1 | 2023 01 12.94845 | 03 22 06.26 | -07 22 38.4 | 15.9 | V | Z57 |
| C/2021 Y1 | 2023 01 12.94927 | 03 22 06.19 | -07 22 39.0 | 15.9 | V | Z57 |
| C/2021 Y1 | 2023 01 12.95008 | 03 22 06.18 | -07 22 39.6 | 16.0 | V | Z57 |
| C/2021 Y1 | 2023 01 12.95090 | 03 22 06.13 | -07 22 40.9 | 16.1 | V | Z57 |
| C/2021 Y1 | 2023 01 13.72440 | 03 21 35.24 | -07 36 44.5 | 14.0 | G | C43 |
| C/2021 Y1 | 2023 01 13.72847 | 03 21 35.00 | -07 36 50.9 | 13.9 | G | C43 |
| C/2021 Y1 | 2023 01 13.73307 | 03 21 34.85 | -07 36 55.6 | 14.1 | G | C43 |
| C/2021 Y1 | 2023 01 14.15089 | 03 21 18.22 | -07 44 29.5 | 17.0 | R | C51 |
| C/2021 Y1 | 2023 01 14.28103 | 03 21 13.20 | -07 46 48.8 | C51 | ||
| C/2021 Y1 | 2023 01 14.41129 | 03 21 08.21 | -07 49 08.9 | C51 | ||
| C/2021 Y1 | 2023 01 14.54156 | 03 21 03.24 | -07 51 28.2 | C51 |