| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2019 Y4 | 2020 02 16.01105 | 11 36 00.23 | +50 17 07.2 | 16.2 | N | 157 |
| C/2019 Y4 | 2020 02 16.01631 | 11 35 59.72 | +50 17 18.1 | 16.1 | N | 157 |
| C/2019 Y4 | 2020 02 16.01947 | 11 35 59.43 | +50 17 24.5 | 16.1 | N | 157 |
| C/2019 Y4 | 2020 02 16.01959 | 11 35 59.47 | +50 17 22.9 | 15.9 | R | I81 |
| C/2019 Y4 | 2020 02 16.02243 | 11 35 59.21 | +50 17 29.0 | 15.8 | R | I81 |
| C/2019 Y4 | 2020 02 16.02530 | 11 35 58.94 | +50 17 34.7 | 15.8 | R | I81 |
| C/2019 Y4 | 2020 02 16.02817 | 11 35 58.73 | +50 17 41.6 | 15.9 | R | I81 |
| C/2019 Y4 | 2020 02 16.29417 | 11 35 34.01 | +50 26 59.9 | 15.5 | R | H06 |
| C/2019 Y4 | 2020 02 16.29598 | 11 35 33.81 | +50 27 03.5 | 15.5 | R | H06 |
| C/2019 Y4 | 2020 02 16.29779 | 11 35 33.65 | +50 27 07.1 | 15.5 | R | H06 |
| C/2019 Y4 | 2020 02 17.00435 | 11 34 25.86 | +50 51 50.8 | 15.8 | G | Z80 |
| C/2019 Y4 | 2020 02 17.01742 | 11 34 24.58 | +50 52 18.6 | 15.8 | G | Z80 |
| C/2019 Y4 | 2020 02 17.29088 | 11 33 57.68 | +51 01 56.7 | 15.5 | G | 703 |
| C/2019 Y4 | 2020 02 17.29627 | 11 33 57.13 | +51 02 08.3 | 15.5 | G | 703 |
| C/2019 Y4 | 2020 02 17.30167 | 11 33 56.57 | +51 02 19.8 | 15.5 | G | 703 |
| C/2019 Y4 | 2020 02 17.30707 | 11 33 56.01 | +51 02 31.2 | 15.5 | G | 703 |
| C/2019 Y4 | 2020 02 18.05091 | 11 32 39.70 | +51 28 44.2 | 15.7 | G | Z80 |
| C/2019 Y4 | 2020 02 18.05548 | 11 32 39.25 | +51 28 53.9 | 15.7 | G | Z80 |
| C/2019 Y4 | 2020 02 18.29476 | 11 32 14.26 | +51 37 24.0 | 15.9 | N | H06 |
| C/2019 Y4 | 2020 02 18.29964 | 11 32 13.67 | +51 37 35.2 | 15.9 | N | H06 |