| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2017 K2 | 2021 09 14.84705 | 16 56 51.32 | +29 44 40.5 | 15.0 | T | C40 |
| C/2017 K2 | 2021 09 14.85032 | 16 56 51.33 | +29 44 38.0 | 14.9 | T | C40 |
| C/2017 K2 | 2021 09 14.85470 | 16 56 51.36 | +29 44 34.7 | 14.9 | T | C40 |
| C/2017 K2 | 2021 09 14.85579 | 16 56 51.37 | +29 44 33.8 | 14.9 | T | C40 |
| C/2017 K2 | 2021 09 14.85688 | 16 56 51.37 | +29 44 33.1 | 15.0 | T | C40 |
| C/2017 K2 | 2021 09 15.79064 | 16 56 55.60 | +29 32 52.4 | 14.9 | T | C40 |
| C/2017 K2 | 2021 09 15.79719 | 16 56 55.63 | +29 32 47.4 | 14.9 | T | C40 |
| C/2017 K2 | 2021 09 15.80046 | 16 56 55.66 | +29 32 44.9 | 14.9 | T | C40 |
| C/2017 K2 | 2021 09 15.85208 | 16 56 55.94 | +29 32 06.2 | 14.6 | T | B96 |
| C/2017 K2 | 2021 09 15.85703 | 16 56 55.95 | +29 32 02.5 | 14.6 | T | B96 |
| C/2017 K2 | 2021 09 15.86196 | 16 56 55.99 | +29 31 58.9 | 14.6 | T | B96 |
| C/2017 K2 | 2021 09 15.86666 | 16 56 55.99 | +29 31 55.9 | 14.7 | N | Z55 |
| C/2017 K2 | 2021 09 15.86715 | 16 56 56.00 | +29 31 55.5 | 14.6 | N | Z55 |
| C/2017 K2 | 2021 09 15.86764 | 16 56 56.00 | +29 31 55.2 | 14.7 | N | Z55 |
| C/2017 K2 | 2021 09 15.86812 | 16 56 56.01 | +29 31 55.0 | 14.7 | N | Z55 |
| C/2017 K2 | 2021 09 15.86861 | 16 56 55.99 | +29 31 54.7 | 14.7 | N | Z55 |
| C/2017 K2 | 2021 09 15.87780 | 16 56 56.05 | +29 31 47.3 | 14.6 | T | 970 |
| C/2017 K2 | 2021 09 15.88069 | 16 56 56.06 | +29 31 44.9 | 14.6 | T | 970 |
| C/2017 K2 | 2021 09 15.91964 | 16 56 56.19 | +29 31 15.5 | 15.5 | T | C23 |
| C/2017 K2 | 2021 09 15.92397 | 16 56 56.25 | +29 31 12.1 | 15.0 | T | C23 |