| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2019 Y4 | 2020 02 20.38185 | 11 28 17.44 | +52 51 43.6 | 15.7 | N | H06 |
| C/2019 Y4 | 2020 02 20.38948 | 11 28 16.42 | +52 52 00.5 | 15.7 | N | H06 |
| C/2019 Y4 | 2020 02 20.49604 | 11 28 04.19 | +52 55 46.3 | D95 | ||
| C/2019 Y4 | 2020 02 20.50249 | 11 28 03.38 | +52 56 00.3 | D95 | ||
| C/2019 Y4 | 2020 02 20.51646 | 11 28 01.67 | +52 56 30.6 | 13.1 | T | D95 |
| C/2019 Y4 | 2020 02 20.85719 | 11 27 19.91 | +53 08 41.2 | 15.8 | N | Z50 |
| C/2019 Y4 | 2020 02 20.86265 | 11 27 19.22 | +53 08 52.9 | 15.8 | N | Z50 |
| C/2019 Y4 | 2020 02 20.86697 | 11 27 18.67 | +53 09 02.5 | 16.0 | N | Z50 |
| C/2019 Y4 | 2020 02 20.92669 | 11 27 11.26 | +53 11 12.1 | 15.8 | N | Z39 |
| C/2019 Y4 | 2020 02 20.93022 | 11 27 10.83 | +53 11 20.1 | 15.7 | N | Z39 |
| C/2019 Y4 | 2020 02 20.93497 | 11 27 10.25 | +53 11 30.4 | 15.7 | N | Z39 |
| C/2019 Y4 | 2020 02 20.93799 | 11 27 09.49 | +53 11 37.5 | 16.6 | N | L04 |
| C/2019 Y4 | 2020 02 20.94226 | 11 27 09.12 | +53 11 46.1 | 15.7 | G | B70 |
| C/2019 Y4 | 2020 02 20.94353 | 11 27 08.79 | +53 11 49.1 | 16.5 | N | L04 |
| C/2019 Y4 | 2020 02 20.94986 | 11 27 07.99 | +53 12 03.2 | 16.4 | N | L04 |
| C/2019 Y4 | 2020 02 20.95112 | 11 27 08.00 | +53 12 05.3 | 15.7 | G | B70 |
| C/2019 Y4 | 2020 02 20.96016 | 11 27 06.84 | +53 12 24.8 | 15.6 | G | B70 |
| C/2019 Y4 | 2020 02 20.99541 | 11 27 02.28 | +53 13 40.7 | 16.4 | G | 130 |
| C/2019 Y4 | 2020 02 20.99647 | 11 27 02.11 | +53 13 43.2 | 16.6 | G | 130 |
| C/2019 Y4 | 2020 02 20.99780 | 11 27 01.97 | +53 13 46.1 | 16.4 | G | 130 |