| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 O3 | 2021 07 29.85023 | 23 25 38.62 | +27 54 39.5 | 20.9 | V | 033 |
| C/2021 O3 | 2021 07 29.85069 | 23 25 38.64 | +27 54 39.4 | 20.8 | V | 033 |
| C/2021 O3 | 2021 07 29.85115 | 23 25 38.63 | +27 54 39.3 | 20.7 | V | 033 |
| C/2021 O3 | 2021 07 29.85466 | 23 25 38.53 | +27 54 40.5 | 19.5 | G | 587 |
| C/2021 O3 | 2021 07 29.89742 | 23 25 37.28 | +27 54 45.0 | 19.1 | G | 587 |
| C/2021 O3 | 2021 07 29.91325 | 23 25 36.79 | +27 54 46.9 | 19.2 | G | 587 |
| C/2021 O3 | 2021 07 30.09332 | 23 25 31.40 | +27 55 07.4 | 20.2 | V | 033 |
| C/2021 O3 | 2021 07 30.09378 | 23 25 31.38 | +27 55 07.6 | 20.1 | V | 033 |
| C/2021 O3 | 2021 07 30.09423 | 23 25 31.40 | +27 55 07.8 | 20.1 | V | 033 |
| C/2021 O3 | 2021 07 30.11191 | 23 25 30.88 | +27 55 10.6 | 18.9 | G | Z17 |
| C/2021 O3 | 2021 07 30.11903 | 23 25 30.70 | +27 55 11.6 | 18.8 | G | Z17 |
| C/2021 O3 | 2021 07 30.13773 | 23 25 30.14 | +27 55 14.8 | 19.6 | G | Y00 |
| C/2021 O3 | 2021 07 30.14160 | 23 25 30.06 | +27 55 16.2 | 19.9 | G | Y00 |
| C/2021 O3 | 2021 07 30.14547 | 23 25 29.90 | +27 55 16.1 | 19.7 | G | Y00 |
| C/2021 O3 | 2021 07 30.30420 | 23 25 25.12 | +27 55 33.7 | 19.7 | G | X02 |
| C/2021 O3 | 2021 07 30.33267 | 23 25 24.29 | +27 55 36.6 | 18.8 | G | X02 |
| C/2021 O3 | 2021 07 30.89898 | 23 25 07.34 | +27 56 34.4 | 19.4 | R | L27 |
| C/2021 O3 | 2021 07 30.92030 | 23 25 06.68 | +27 56 36.9 | 19.2 | R | L27 |
| C/2021 O3 | 2021 07 30.94610 | 23 25 05.88 | +27 56 39.8 | 19.2 | R | L27 |
| C/2021 O3 | 2021 07 31.46319 | 23 24 49.80 | +27 57 33.4 | U69 |