| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2017 K2 | 2021 09 01.85127 | 16 57 09.23 | +32 27 22.5 | 14.8 | T | 104 |
| C/2017 K2 | 2021 09 01.89434 | 16 57 08.98 | +32 26 49.1 | 13.6 | T | C43 |
| C/2017 K2 | 2021 09 01.90519 | 16 57 08.86 | +32 26 40.1 | 13.6 | T | C43 |
| C/2017 K2 | 2021 09 02.66379 | 16 57 03.89 | +32 17 15.8 | 190 | ||
| C/2017 K2 | 2021 09 02.66525 | 16 57 03.74 | +32 17 15.4 | 15.0 | N | 190 |
| C/2017 K2 | 2021 09 02.66541 | 16 57 03.73 | +32 17 14.5 | 15.0 | N | 190 |
| C/2017 K2 | 2021 09 02.66590 | 16 57 03.76 | +32 17 14.8 | 15.5 | N | 190 |
| C/2017 K2 | 2021 09 02.66812 | 16 57 03.70 | +32 17 12.8 | 15.3 | N | 190 |
| C/2017 K2 | 2021 09 02.67563 | 16 57 03.67 | +32 17 07.3 | 15.7 | N | 190 |
| C/2017 K2 | 2021 09 02.67602 | 16 57 03.68 | +32 17 06.9 | 190 | ||
| C/2017 K2 | 2021 09 02.67640 | 16 57 03.70 | +32 17 06.7 | 16.2 | N | 190 |
| C/2017 K2 | 2021 09 02.67679 | 16 57 03.68 | +32 17 06.4 | 15.7 | N | 190 |
| C/2017 K2 | 2021 09 02.67717 | 16 57 03.65 | +32 17 06.2 | 15.6 | N | 190 |
| C/2017 K2 | 2021 09 02.67814 | 16 57 03.67 | +32 17 05.3 | 15.0 | N | 190 |
| C/2017 K2 | 2021 09 02.67853 | 16 57 03.66 | +32 17 05.2 | 15.3 | N | 190 |
| C/2017 K2 | 2021 09 02.67892 | 16 57 03.64 | +32 17 04.9 | 15.2 | N | 190 |
| C/2017 K2 | 2021 09 02.67930 | 16 57 03.65 | +32 17 04.6 | 15.0 | N | 190 |
| C/2017 K2 | 2021 09 02.68024 | 16 57 03.64 | +32 17 03.8 | 14.7 | N | 190 |
| C/2017 K2 | 2021 09 02.68063 | 16 57 03.63 | +32 17 03.5 | 14.7 | N | 190 |
| C/2017 K2 | 2021 09 02.68102 | 16 57 03.64 | +32 17 03.4 | 14.5 | N | 190 |