| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2019 Y4 | 2020 02 22.83853 | 11 22 59.47 | +54 19 49.3 | 15.5 | N | Z55 |
| C/2019 Y4 | 2020 02 22.88876 | 11 22 52.36 | +54 21 38.6 | 15.6 | N | Z50 |
| C/2019 Y4 | 2020 02 22.89304 | 11 22 51.76 | +54 21 48.2 | 15.5 | N | Z50 |
| C/2019 Y4 | 2020 02 22.89519 | 11 22 51.47 | +54 21 52.8 | 15.6 | N | Z50 |
| C/2019 Y4 | 2020 02 22.92815 | 11 22 46.81 | +54 23 03.7 | 15.5 | N | J01 |
| C/2019 Y4 | 2020 02 22.95841 | 11 22 42.41 | +54 24 08.7 | 15.1 | R | I81 |
| C/2019 Y4 | 2020 02 22.95887 | 11 22 42.42 | +54 24 11.3 | 15.5 | N | J01 |
| C/2019 Y4 | 2020 02 22.96271 | 11 22 41.73 | +54 24 18.2 | 15.1 | R | I81 |
| C/2019 Y4 | 2020 02 22.96701 | 11 22 41.19 | +54 24 27.8 | 15.1 | R | I81 |
| C/2019 Y4 | 2020 02 22.97067 | 11 22 40.76 | +54 24 36.8 | 15.5 | N | J01 |
| C/2019 Y4 | 2020 02 22.97131 | 11 22 40.55 | +54 24 36.7 | 15.0 | R | I81 |
| C/2019 Y4 | 2020 02 23.00777 | 11 22 35.24 | +54 25 57.7 | 15.6 | N | 157 |
| C/2019 Y4 | 2020 02 23.01150 | 11 22 34.71 | +54 26 06.2 | 15.5 | N | 157 |
| C/2019 Y4 | 2020 02 23.01435 | 11 22 34.62 | +54 26 10.2 | 15.6 | N | I72 |
| C/2019 Y4 | 2020 02 23.01466 | 11 22 34.26 | +54 26 12.6 | 15.7 | N | 157 |
| C/2019 Y4 | 2020 02 23.01851 | 11 22 33.69 | +54 26 20.8 | 15.8 | N | 157 |
| C/2019 Y4 | 2020 02 23.04716 | 11 22 29.87 | +54 27 20.6 | 15.5 | N | I72 |
| C/2019 Y4 | 2020 02 23.07959 | 11 22 25.22 | +54 28 30.0 | 15.5 | N | I72 |
| C/2019 Y4 | 2020 02 23.45244 | 11 21 32.05 | +54 41 58.6 | 15.0 | o | T08 |
| C/2019 Y4 | 2020 02 23.45550 | 11 21 31.59 | +54 42 05.1 | 14.9 | o | T08 |