| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2017 K2 | 2021 09 16.90117 | 16 57 01.58 | +29 19 00.2 | 14.6 | T | 970 |
| C/2017 K2 | 2021 09 16.90839 | 16 57 01.62 | +29 18 55.2 | 14.7 | r | M09 |
| C/2017 K2 | 2021 09 16.91773 | 16 57 01.67 | +29 18 48.2 | 14.7 | r | M09 |
| C/2017 K2 | 2021 09 17.74319 | 16 57 06.79 | +29 08 29.8 | 14.9 | T | C40 |
| C/2017 K2 | 2021 09 17.74975 | 16 57 06.82 | +29 08 25.0 | 14.8 | T | C40 |
| C/2017 K2 | 2021 09 17.75083 | 16 57 06.82 | +29 08 24.0 | 14.8 | T | C40 |
| C/2017 K2 | 2021 09 17.82980 | 16 57 07.32 | +29 07 24.8 | 14.8 | T | C40 |
| C/2017 K2 | 2021 09 17.83089 | 16 57 07.33 | +29 07 24.0 | 14.9 | T | C40 |
| C/2017 K2 | 2021 09 17.83635 | 16 57 07.37 | +29 07 19.8 | 14.9 | T | C40 |
| C/2017 K2 | 2021 09 17.83700 | 16 57 07.40 | +29 07 20.6 | 14.7 | N | Z55 |
| C/2017 K2 | 2021 09 17.83755 | 16 57 07.42 | +29 07 19.7 | 14.7 | N | Z55 |
| C/2017 K2 | 2021 09 17.83809 | 16 57 07.39 | +29 07 19.5 | 14.7 | N | Z55 |
| C/2017 K2 | 2021 09 17.83864 | 16 57 07.40 | +29 07 19.2 | 14.7 | N | Z55 |
| C/2017 K2 | 2021 09 17.83919 | 16 57 07.38 | +29 07 19.0 | 14.7 | N | Z55 |
| C/2017 K2 | 2021 09 17.85771 | 16 57 07.52 | +29 07 04.7 | 14.8 | N | A03 |
| C/2017 K2 | 2021 09 17.86809 | 16 57 07.60 | +29 06 57.0 | 14.9 | N | A03 |
| C/2017 K2 | 2021 09 17.90552 | 16 57 07.82 | +29 06 28.6 | 14.6 | T | 970 |
| C/2017 K2 | 2021 09 17.90969 | 16 57 07.85 | +29 06 25.3 | 14.6 | T | 970 |
| C/2017 K2 | 2021 09 18.27189 | 16 57 10.31 | +29 01 55.0 | 14.1 | o | T05 |
| C/2017 K2 | 2021 09 18.27558 | 16 57 10.33 | +29 01 52.2 | 14.1 | o | T05 |