| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2017 K2 | 2021 04 06.96927 | 18 27 47.11 | +39 56 51.5 | 14.1 | T | 186 |
| C/2017 K2 | 2021 04 06.97213 | 18 27 47.11 | +39 56 52.6 | 186 | ||
| C/2017 K2 | 2021 04 06.97446 | 18 27 47.13 | +39 56 52.9 | 15.8 | T | G09 |
| C/2017 K2 | 2021 04 07.00325 | 18 27 46.90 | +39 57 01.1 | 14.3 | T | Z80 |
| C/2017 K2 | 2021 04 07.00788 | 18 27 46.85 | +39 57 02.6 | 14.4 | T | Z80 |
| C/2017 K2 | 2021 04 07.01251 | 18 27 46.81 | +39 57 04.1 | 14.3 | T | Z80 |
| C/2017 K2 | 2021 04 07.62571 | 18 27 43.23 | +40 00 26.0 | 13.4 | T | Q23 |
| C/2017 K2 | 2021 04 07.63528 | 18 27 43.18 | +40 00 29.3 | Q23 | ||
| C/2017 K2 | 2021 04 07.64487 | 18 27 43.12 | +40 00 32.5 | Q23 | ||
| C/2017 K2 | 2021 04 08.12178 | 18 27 39.94 | +40 03 09.6 | 16.7 | T | A77 |
| C/2017 K2 | 2021 04 08.12641 | 18 27 39.91 | +40 03 11.1 | 16.6 | T | A77 |
| C/2017 K2 | 2021 04 08.13220 | 18 27 39.88 | +40 03 13.1 | 13.9 | T | A77 |
| C/2017 K2 | 2021 04 08.91110 | 18 27 34.39 | +40 07 26.4 | 14.8 | T | L92 |
| C/2017 K2 | 2021 04 08.92267 | 18 27 34.29 | +40 07 31.5 | 15.0 | T | L92 |
| C/2017 K2 | 2021 04 08.94032 | 18 27 34.17 | +40 07 36.8 | 15.2 | T | L92 |
| C/2017 K2 | 2021 04 08.95767 | 18 27 34.07 | +40 07 42.2 | 15.0 | T | L92 |
| C/2017 K2 | 2021 04 08.97214 | 18 27 34.07 | +40 07 47.4 | 15.1 | T | L92 |
| C/2017 K2 | 2021 04 09.23529 | 18 27 31.95 | +40 09 13.3 | 15.3 | T | I22 |
| C/2017 K2 | 2021 04 09.23606 | 18 27 31.95 | +40 09 13.3 | 15.3 | T | I22 |
| C/2017 K2 | 2021 04 09.32905 | 18 27 31.21 | +40 09 44.3 | 15.1 | T | I22 |