| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2019 O3 | 2021 07 17.91017 | 18 58 27.81 | +51 34 02.1 | 17.2 | T | K19 |
| C/2019 O3 | 2021 07 17.95336 | 18 58 25.64 | +51 34 06.1 | 18.7 | T | K87 |
| C/2019 O3 | 2021 07 17.95556 | 18 58 25.49 | +51 34 04.7 | 17.7 | T | K87 |
| C/2019 O3 | 2021 07 17.95775 | 18 58 25.48 | +51 34 05.8 | 19.0 | T | K87 |
| C/2019 O3 | 2021 07 18.02745 | 18 58 21.97 | +51 34 13.0 | 17.3 | T | C23 |
| C/2019 O3 | 2021 07 18.03034 | 18 58 21.81 | +51 34 12.9 | 17.1 | T | C23 |
| C/2019 O3 | 2021 07 18.03323 | 18 58 21.69 | +51 34 13.1 | 16.7 | T | C23 |
| C/2019 O3 | 2021 07 19.46491 | 18 57 11.34 | +51 36 17.7 | 17.5 | o | T08 |
| C/2019 O3 | 2021 07 19.46819 | 18 57 11.18 | +51 36 18.2 | 17.5 | o | T08 |
| C/2019 O3 | 2021 07 19.50358 | 18 57 09.44 | +51 36 20.7 | 16.6 | o | T08 |
| C/2019 O3 | 2021 07 19.51366 | 18 57 08.92 | +51 36 21.0 | 16.6 | o | T08 |
| C/2019 O3 | 2021 07 19.57782 | 18 57 05.82 | +51 36 26.9 | 16.8 | T | Q21 |
| C/2019 O3 | 2021 07 19.58307 | 18 57 05.56 | +51 36 27.1 | 17.0 | T | Q21 |
| C/2019 O3 | 2021 07 19.90729 | 18 56 49.75 | +51 36 52.5 | 17.1 | N | Z55 |
| C/2019 O3 | 2021 07 19.90837 | 18 56 49.61 | +51 36 52.6 | 17.1 | N | Z55 |
| C/2019 O3 | 2021 07 19.90945 | 18 56 49.66 | +51 36 52.8 | 17.1 | N | Z55 |
| C/2019 O3 | 2021 07 19.91161 | 18 56 49.67 | +51 36 53.2 | 17.2 | N | Z55 |
| C/2019 O3 | 2021 07 19.95347 | 18 56 47.37 | +51 36 56.7 | 16.6 | T | B96 |
| C/2019 O3 | 2021 07 19.95840 | 18 56 47.16 | +51 36 57.0 | 16.8 | T | B96 |
| C/2019 O3 | 2021 07 19.96333 | 18 56 46.89 | +51 36 57.3 | 16.4 | T | B96 |