| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2019 O3 | 2021 08 10.04807 | 18 40 36.60 | +51 37 03.2 | 17.2 | T | Z10 |
| C/2019 O3 | 2021 08 10.05351 | 18 40 36.40 | +51 37 03.6 | 17.1 | T | Z10 |
| C/2019 O3 | 2021 08 10.06049 | 18 40 35.99 | +51 37 03.6 | 17.1 | T | Z10 |
| C/2019 O3 | 2021 08 10.25781 | 18 40 27.92 | +51 36 48.8 | 658 | ||
| C/2019 O3 | 2021 08 10.26227 | 18 40 27.73 | +51 36 48.5 | 658 | ||
| C/2019 O3 | 2021 08 10.26674 | 18 40 27.54 | +51 36 48.2 | 658 | ||
| C/2019 O3 | 2021 08 10.27119 | 18 40 27.35 | +51 36 47.8 | 658 | ||
| C/2019 O3 | 2021 08 10.27566 | 18 40 27.16 | +51 36 47.5 | 658 | ||
| C/2019 O3 | 2021 08 10.36556 | 18 40 23.43 | +51 36 40.0 | 16.5 | o | T05 |
| C/2019 O3 | 2021 08 10.36876 | 18 40 23.28 | +51 36 39.9 | 16.5 | o | T05 |
| C/2019 O3 | 2021 08 10.37564 | 18 40 23.00 | +51 36 39.8 | 17.3 | o | T05 |
| C/2019 O3 | 2021 08 11.88501 | 18 39 20.98 | +51 34 43.0 | 17.3 | T | L47 |
| C/2019 O3 | 2021 08 11.91315 | 18 39 19.81 | +51 34 41.5 | 17.8 | T | L47 |
| C/2019 O3 | 2021 08 11.93039 | 18 39 19.05 | +51 34 38.5 | 16.9 | T | C23 |
| C/2019 O3 | 2021 08 11.93472 | 18 39 18.79 | +51 34 38.1 | 16.8 | T | C23 |
| C/2019 O3 | 2021 08 11.93760 | 18 39 18.73 | +51 34 37.6 | 16.8 | T | C23 |
| C/2019 O3 | 2021 08 12.36050 | 18 39 01.64 | +51 34 02.6 | 16.7 | c | T08 |
| C/2019 O3 | 2021 08 12.36372 | 18 39 01.53 | +51 34 03.4 | 17.5 | c | T08 |
| C/2019 O3 | 2021 08 12.37019 | 18 39 01.24 | +51 34 02.8 | 17.6 | c | T08 |
| C/2019 O3 | 2021 08 12.38033 | 18 39 00.84 | +51 34 01.9 | 17.6 | c | T08 |