| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2019 O3 | 2019 09 05.83082 | 19 24 10.05 | +12 49 55.1 | 461 | ||
| C/2019 O3 | 2019 09 05.83567 | 19 24 09.93 | +12 49 54.4 | 18.6 | R | 461 |
| C/2019 O3 | 2019 09 06.85914 | 19 23 50.80 | +12 49 17.5 | 18.1 | G | C95 |
| C/2019 O3 | 2019 09 06.87226 | 19 23 50.58 | +12 49 17.2 | 18.0 | G | C95 |
| C/2019 O3 | 2019 09 06.88478 | 19 23 50.38 | +12 49 16.6 | 18.3 | G | C95 |
| C/2019 O3 | 2019 09 19.34048 | 19 20 34.00 | +12 39 53.3 | 18.7 | o | T08 |
| C/2019 O3 | 2019 09 19.34372 | 19 20 33.96 | +12 39 52.5 | 18.8 | o | T08 |
| C/2019 O3 | 2019 09 19.34978 | 19 20 33.86 | +12 39 52.3 | 18.5 | o | T08 |
| C/2019 O3 | 2019 09 19.36094 | 19 20 33.74 | +12 39 51.9 | 18.7 | o | T08 |
| C/2019 O3 | 2019 10 04.46822 | 19 18 10.44 | +12 26 13.5 | 18.2 | R | Q11 |
| C/2019 O3 | 2019 10 04.47179 | 19 18 10.42 | +12 26 13.3 | 18.2 | R | Q11 |
| C/2019 O3 | 2019 10 04.48248 | 19 18 10.35 | +12 26 12.7 | 18.1 | R | Q11 |
| C/2019 O3 | 2019 10 26.42538 | 19 17 49.67 | +12 09 52.9 | 18.2 | R | Q11 |
| C/2019 O3 | 2019 10 26.43253 | 19 17 49.68 | +12 09 52.9 | 18.0 | R | Q11 |
| C/2019 O3 | 2019 10 26.43966 | 19 17 49.70 | +12 09 52.6 | 18.3 | R | Q11 |
| C/2019 O3 | 2019 10 31.26742 | 19 18 13.46 | +12 07 46.6 | 19.3 | c | T05 |
| C/2019 O3 | 2019 10 31.27068 | 19 18 13.49 | +12 07 45.9 | 19.5 | c | T05 |
| C/2019 O3 | 2019 10 31.27619 | 19 18 13.55 | +12 07 45.7 | 19.0 | c | T05 |
| C/2019 O3 | 2019 10 31.28642 | 19 18 13.53 | +12 07 44.7 | 19.6 | c | T05 |
| C/2019 O3 | 2019 12 01.72800 | 19 24 16.55 | +12 16 08.0 | 18.3 | R | B74 |