| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2017 K2 | 2021 09 30.52023 | 16 59 32.45 | +26 31 27.6 | 14.0 | T | G26 |
| C/2017 K2 | 2021 09 30.61267 | 16 59 33.71 | +26 30 11.3 | 13.1 | T | G26 |
| C/2017 K2 | 2021 09 30.82022 | 16 59 37.19 | +26 27 50.9 | 14.6 | N | Z55 |
| C/2017 K2 | 2021 09 30.82077 | 16 59 37.20 | +26 27 50.3 | 14.6 | N | Z55 |
| C/2017 K2 | 2021 09 30.82131 | 16 59 37.22 | +26 27 50.3 | 14.7 | N | Z55 |
| C/2017 K2 | 2021 09 30.82186 | 16 59 37.24 | +26 27 49.3 | 14.6 | N | Z55 |
| C/2017 K2 | 2021 09 30.82789 | 16 59 37.34 | +26 27 44.5 | 14.4 | T | I81 |
| C/2017 K2 | 2021 09 30.83006 | 16 59 37.38 | +26 27 43.0 | 14.4 | T | I81 |
| C/2017 K2 | 2021 09 30.83222 | 16 59 37.42 | +26 27 41.4 | 14.4 | T | I81 |
| C/2017 K2 | 2021 09 30.83438 | 16 59 37.43 | +26 27 40.0 | 14.4 | T | I81 |
| C/2017 K2 | 2021 10 01.45562 | 16 59 47.69 | +26 20 11.2 | 12.3 | T | Q11 |
| C/2017 K2 | 2021 10 01.46552 | 16 59 47.85 | +26 20 04.2 | Q11 | ||
| C/2017 K2 | 2021 10 01.47470 | 16 59 48.01 | +26 19 57.5 | Q11 | ||
| C/2017 K2 | 2021 10 01.53574 | 16 59 49.20 | +26 19 10.4 | 13.4 | T | G26 |
| C/2017 K2 | 2021 10 01.56756 | 16 59 49.62 | +26 18 48.5 | 13.9 | T | G26 |
| C/2017 K2 | 2021 10 01.82609 | 16 59 53.99 | +26 15 44.4 | 14.2 | T | K47 |
| C/2017 K2 | 2021 10 01.83198 | 16 59 54.03 | +26 15 40.3 | 14.1 | T | K47 |
| C/2017 K2 | 2021 10 01.83817 | 16 59 54.11 | +26 15 35.5 | 14.2 | T | K47 |
| C/2017 K2 | 2021 10 01.87295 | 16 59 54.69 | +26 15 10.5 | 14.3 | T | 970 |
| C/2017 K2 | 2021 10 01.87545 | 16 59 54.73 | +26 15 09.0 | 14.6 | T | 970 |