| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 P4 | 2021 08 18.16796 | 01 03 26.53 | +57 18 41.8 | 19.0 | G | I89 |
| C/2021 P4 | 2021 08 18.61083 | 01 03 11.58 | +57 23 37.8 | 17.6 | T | Q21 |
| C/2021 P4 | 2021 08 18.61293 | 01 03 09.88 | +57 23 49.9 | 19.7 | V | Q21 |
| C/2021 P4 | 2021 08 18.61556 | 01 03 11.45 | +57 23 43.6 | 18.1 | T | Q21 |
| C/2021 P4 | 2021 08 18.62343 | 01 03 10.95 | +57 23 44.8 | 18.5 | V | Q21 |
| C/2021 P4 | 2021 08 18.85430 | 01 03 02.82 | +57 26 18.7 | 19.1 | G | K78 |
| C/2021 P4 | 2021 08 18.86355 | 01 03 02.48 | +57 26 24.7 | 19.1 | G | K78 |
| C/2021 P4 | 2021 08 18.87301 | 01 03 02.24 | +57 26 31.0 | 19.2 | G | K78 |
| C/2021 P4 | 2021 08 18.89203 | 01 03 01.40 | +57 26 44.2 | 19.8 | R | L27 |
| C/2021 P4 | 2021 08 18.93910 | 01 02 59.95 | +57 27 16.7 | 19.9 | R | L27 |
| C/2021 P4 | 2021 08 18.98616 | 01 02 58.10 | +57 27 47.2 | 19.8 | R | L27 |
| C/2021 P4 | 2021 08 19.72318 | 01 02 31.21 | +57 35 57.1 | 19.2 | V | Q21 |
| C/2021 P4 | 2021 08 19.73368 | 01 02 30.76 | +57 36 04.8 | 19.2 | V | Q21 |
| C/2021 P4 | 2021 08 19.87305 | 01 02 25.73 | +57 37 36.1 | 19.3 | G | 595 |
| C/2021 P4 | 2021 08 19.89068 | 01 02 24.97 | +57 37 47.8 | 19.6 | G | 595 |
| C/2021 P4 | 2021 08 19.90832 | 01 02 24.41 | +57 37 59.3 | 19.2 | G | 595 |
| C/2021 P4 | 2021 08 19.92634 | 01 02 23.63 | +57 38 11.6 | 19.2 | G | 595 |
| C/2021 P4 | 2021 08 19.93006 | 01 02 23.52 | +57 38 13.8 | 19.5 | G | J95 |
| C/2021 P4 | 2021 08 19.97763 | 01 02 21.78 | +57 38 45.5 | 19.4 | G | J95 |
| C/2021 P4 | 2021 08 19.99723 | 01 02 21.01 | +57 38 58.6 | 19.4 | G | J95 |