| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 Y1 | 2023 04 04.78071 | 04 01 00.75 | -20 32 22.9 | 14.9 | o | M22 |
| C/2021 Y1 | 2023 04 05.98954 | 04 02 41.07 | -20 41 32.1 | 15.0 | o | W68 |
| C/2021 Y1 | 2023 04 05.99464 | 04 02 41.51 | -20 41 34.6 | 14.9 | o | W68 |
| C/2021 Y1 | 2023 04 06.00444 | 04 02 42.33 | -20 41 38.8 | 15.0 | o | W68 |
| C/2021 Y1 | 2023 04 06.01006 | 04 02 42.78 | -20 41 41.4 | 14.9 | o | W68 |
| C/2021 Y1 | 2023 04 09.00800 | 04 06 58.52 | -21 04 47.5 | 14.8 | o | W68 |
| C/2021 Y1 | 2023 04 09.01086 | 04 06 58.76 | -21 04 49.0 | 14.9 | o | W68 |
| C/2021 Y1 | 2023 04 09.01663 | 04 06 59.27 | -21 04 51.2 | 14.7 | o | W68 |
| C/2021 Y1 | 2023 04 09.02733 | 04 07 00.17 | -21 04 57.4 | 16.2 | o | W68 |
| C/2021 Y1 | 2023 04 13.72633 | 04 14 00.95 | -21 42 32.7 | 14.8 | o | M22 |
| C/2021 Y1 | 2023 04 13.72960 | 04 14 01.24 | -21 42 34.2 | 15.0 | o | M22 |
| C/2021 Y1 | 2023 04 13.73689 | 04 14 01.91 | -21 42 37.7 | 14.9 | o | M22 |
| C/2021 Y1 | 2023 04 13.75158 | 04 14 03.25 | -21 42 44.4 | 14.8 | o | M22 |
| C/2021 Y1 | 2023 04 15.00198 | 04 15 59.36 | -21 53 04.7 | 16.4 | c | W68 |
| C/2021 Y1 | 2023 04 15.00496 | 04 15 59.63 | -21 53 05.2 | 15.1 | c | W68 |
| C/2021 Y1 | 2023 04 15.01262 | 04 16 00.34 | -21 53 09.0 | 15.3 | c | W68 |
| C/2021 Y1 | 2023 04 15.02394 | 04 16 01.40 | -21 53 14.5 | 15.1 | c | W68 |
| C/2021 Y1 | 2023 04 16.75405 | 04 18 44.97 | -22 07 45.3 | 15.1 | o | M22 |
| C/2021 Y1 | 2023 04 16.75815 | 04 18 45.36 | -22 07 47.5 | 15.1 | o | M22 |
| C/2021 Y1 | 2023 04 16.76428 | 04 18 45.95 | -22 07 50.6 | 15.1 | o | M22 |