| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2019 Y4 | 2020 02 23.96719 | 11 20 16.94 | +55 00 24.6 | 15.0 | R | I81 |
| C/2019 Y4 | 2020 02 23.97149 | 11 20 16.30 | +55 00 34.2 | 15.0 | R | I81 |
| C/2019 Y4 | 2020 02 23.97580 | 11 20 15.66 | +55 00 43.5 | 14.9 | R | I81 |
| C/2019 Y4 | 2020 02 24.18856 | 11 19 43.11 | +55 08 24.0 | 16.3 | V | A77 |
| C/2019 Y4 | 2020 02 24.19267 | 11 19 42.54 | +55 08 32.4 | 16.3 | V | A77 |
| C/2019 Y4 | 2020 02 24.19760 | 11 19 41.72 | +55 08 42.7 | 16.5 | V | A77 |
| C/2019 Y4 | 2020 02 24.42000 | 11 19 08.41 | +55 16 43.2 | 14.7 | G | 703 |
| C/2019 Y4 | 2020 02 24.42538 | 11 19 07.57 | +55 16 54.7 | 14.7 | G | 703 |
| C/2019 Y4 | 2020 02 24.43075 | 11 19 06.68 | +55 17 06.1 | 14.6 | G | 703 |
| C/2019 Y4 | 2020 02 24.43613 | 11 19 05.75 | +55 17 19.8 | 703 | ||
| C/2019 Y4 | 2020 02 24.81885 | 11 18 07.87 | +55 30 59.9 | 14.9 | R | 178 |
| C/2019 Y4 | 2020 02 24.86959 | 11 17 59.85 | +55 32 50.9 | 14.7 | R | 178 |
| C/2019 Y4 | 2020 02 24.91697 | 11 17 52.50 | +55 34 33.0 | 15.5 | G | B49 |
| C/2019 Y4 | 2020 02 24.92420 | 11 17 51.35 | +55 34 48.8 | 15.5 | G | B49 |
| C/2019 Y4 | 2020 02 24.93218 | 11 17 50.07 | +55 35 06.0 | 15.4 | G | B49 |
| C/2019 Y4 | 2020 02 24.99316 | 11 17 40.05 | +55 37 17.7 | 14.7 | R | 585 |
| C/2019 Y4 | 2020 02 24.99388 | 11 17 39.92 | +55 37 19.2 | 14.8 | R | 585 |
| C/2019 Y4 | 2020 02 24.99458 | 11 17 39.81 | +55 37 20.8 | 14.8 | R | 585 |
| C/2019 Y4 | 2020 02 24.99529 | 11 17 39.69 | +55 37 22.3 | 14.8 | R | 585 |
| C/2019 Y4 | 2020 02 24.99600 | 11 17 39.59 | +55 37 23.9 | 14.8 | R | 585 |