| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2019 Y4 | 2019 12 28.59683 | 11 44 23.74 | +30 49 19.4 | 19.6 | o | T08 |
| C/2019 Y4 | 2019 12 28.60029 | 11 44 23.80 | +30 49 22.0 | 19.6 | o | T08 |
| C/2019 Y4 | 2019 12 28.60534 | 11 44 23.83 | +30 49 25.1 | 19.5 | o | T08 |
| C/2019 Y4 | 2019 12 28.60823 | 11 44 24.05 | +30 49 27.0 | 19.3 | o | T08 |
| C/2019 Y4 | 2019 12 28.62320 | 11 44 24.58 | +30 49 38.1 | 19.5 | o | T08 |
| C/2019 Y4 | 2019 12 28.62505 | 11 44 24.54 | +30 49 40.3 | 19.3 | o | T08 |
| C/2019 Y4 | 2019 12 29.00782 | 11 44 37.36 | +30 54 26.9 | 18.7 | V | 033 |
| C/2019 Y4 | 2019 12 29.00862 | 11 44 37.40 | +30 54 27.5 | 18.5 | V | 033 |
| C/2019 Y4 | 2019 12 29.00941 | 11 44 37.43 | +30 54 28.0 | 18.7 | V | 033 |
| C/2019 Y4 | 2019 12 29.01043 | 11 44 37.46 | +30 54 29.0 | 18.7 | V | 033 |
| C/2019 Y4 | 2019 12 29.12709 | 11 44 41.21 | +30 55 58.8 | 19.3 | G | L01 |
| C/2019 Y4 | 2019 12 29.13184 | 11 44 41.39 | +30 56 02.6 | 19.3 | G | L01 |
| C/2019 Y4 | 2019 12 29.17018 | 11 44 42.58 | +30 56 31.9 | 19.5 | G | L01 |
| C/2019 Y4 | 2019 12 29.17175 | 11 44 42.68 | +30 56 32.6 | 19.6 | G | L01 |
| C/2019 Y4 | 2019 12 29.19196 | 11 44 43.30 | +30 56 47.5 | 18.6 | V | 033 |
| C/2019 Y4 | 2019 12 29.19275 | 11 44 43.32 | +30 56 48.0 | 18.6 | V | 033 |
| C/2019 Y4 | 2019 12 29.19354 | 11 44 43.33 | +30 56 48.7 | 19.0 | V | 033 |
| C/2019 Y4 | 2019 12 29.19484 | 11 44 43.38 | +30 56 49.8 | 18.8 | V | 033 |
| C/2019 Y4 | 2019 12 30.23141 | 11 45 16.94 | +31 10 12.6 | 20.1 | G | K87 |
| C/2019 Y4 | 2019 12 30.23558 | 11 45 17.06 | +31 10 15.9 | 20.1 | G | K87 |