| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2017 K2 | 2021 04 28.79279 | 18 22 14.12 | +41 50 41.9 | 15.9 | T | 190 |
| C/2017 K2 | 2021 04 28.79352 | 18 22 14.20 | +41 50 41.9 | 15.8 | T | 190 |
| C/2017 K2 | 2021 04 28.79425 | 18 22 14.17 | +41 50 41.9 | 15.9 | T | 190 |
| C/2017 K2 | 2021 04 28.79499 | 18 22 14.19 | +41 50 41.8 | 15.4 | T | 190 |
| C/2017 K2 | 2021 04 28.79572 | 18 22 14.06 | +41 50 42.2 | 15.6 | T | 190 |
| C/2017 K2 | 2021 04 28.79658 | 18 22 14.03 | +41 50 42.0 | 15.5 | T | 190 |
| C/2017 K2 | 2021 04 28.79731 | 18 22 14.00 | +41 50 42.7 | 15.0 | T | 190 |
| C/2017 K2 | 2021 04 28.79804 | 18 22 14.08 | +41 50 43.0 | 15.2 | T | 190 |
| C/2017 K2 | 2021 04 28.79878 | 18 22 14.02 | +41 50 42.8 | 14.8 | T | 190 |
| C/2017 K2 | 2021 04 28.79951 | 18 22 13.99 | +41 50 43.3 | 15.1 | T | 190 |
| C/2017 K2 | 2021 04 28.80534 | 18 22 13.80 | +41 50 44.1 | 14.8 | T | 190 |
| C/2017 K2 | 2021 04 28.80677 | 18 22 13.82 | +41 50 44.9 | 14.8 | T | 190 |
| C/2017 K2 | 2021 04 28.80835 | 18 22 13.76 | +41 50 46.5 | 15.5 | T | 190 |
| C/2017 K2 | 2021 04 28.80978 | 18 22 13.71 | +41 50 46.7 | 16.5 | T | 190 |
| C/2017 K2 | 2021 04 28.81121 | 18 22 13.64 | +41 50 46.9 | 16.1 | T | 190 |
| C/2017 K2 | 2021 04 28.81407 | 18 22 13.62 | +41 50 47.5 | 15.1 | T | 190 |
| C/2017 K2 | 2021 04 28.81576 | 18 22 13.55 | +41 50 48.0 | 15.0 | T | 190 |
| C/2017 K2 | 2021 04 28.81719 | 18 22 13.55 | +41 50 48.4 | 15.1 | T | 190 |
| C/2017 K2 | 2021 04 28.81862 | 18 22 13.47 | +41 50 48.9 | 15.1 | T | 190 |
| C/2017 K2 | 2021 04 28.82005 | 18 22 13.45 | +41 50 49.1 | 14.9 | T | 190 |