| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2021 K3 | 2021 06 18.33597 | 21 08 34.98 | +03 23 29.7 | 20.7 | R | 691 |
| C/2021 K3 | 2021 06 18.51139 | 21 08 26.98 | +03 22 36.2 | 21.8 | w | F51 |
| C/2021 K3 | 2021 06 18.52332 | 21 08 26.43 | +03 22 32.5 | 21.4 | w | F51 |
| C/2021 K3 | 2021 06 18.53531 | 21 08 25.87 | +03 22 28.9 | 21.4 | w | F51 |
| C/2021 K3 | 2021 06 18.54735 | 21 08 25.33 | +03 22 25.1 | 21.5 | w | F51 |
| C/2021 K3 | 2021 06 25.01935 | 21 03 16.38 | +02 46 49.6 | 20.4 | V | B37 |
| C/2021 K3 | 2021 06 25.04939 | 21 03 14.86 | +02 46 38.9 | 20.5 | V | B37 |
| C/2021 K3 | 2021 06 25.07765 | 21 03 13.44 | +02 46 28.1 | 20.2 | V | B37 |
| C/2021 K3 | 2021 07 06.00323 | 20 53 15.86 | +01 34 14.7 | 20.3 | T | 215 |
| C/2021 K3 | 2021 07 06.00710 | 20 53 15.65 | +01 34 13.0 | 20.6 | T | 215 |
| C/2021 K3 | 2021 07 06.01097 | 20 53 15.43 | +01 34 11.3 | 20.5 | T | 215 |
| C/2021 K3 | 2021 08 02.42005 | 20 23 34.81 | -02 27 52.3 | 21.0 | w | F51 |
| C/2021 K3 | 2021 08 02.43257 | 20 23 33.93 | -02 27 59.9 | 20.8 | w | F51 |
| C/2021 K3 | 2021 08 02.44508 | 20 23 33.09 | -02 28 07.5 | 20.9 | w | F51 |
| C/2021 K3 | 2021 08 02.45757 | 20 23 32.22 | -02 28 15.0 | 20.8 | w | F51 |
| C/2021 K3 | 2021 08 03.09812 | 20 22 48.82 | -02 34 42.6 | 20.4 | T | W62 |
| C/2021 K3 | 2021 08 03.11670 | 20 22 47.59 | -02 34 54.6 | 21.0 | T | W62 |
| C/2021 K3 | 2021 08 03.13528 | 20 22 46.26 | -02 35 04.8 | 21.2 | T | W62 |
| C/2021 K3 | 2021 08 05.45046 | 20 20 08.87 | -02 58 36.2 | 21.0 | T | 568 |
| C/2021 K3 | 2021 08 05.45237 | 20 20 08.75 | -02 58 37.6 | 21.0 | T | 568 |