| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2017 K2 | 2021 05 02.99354 | 18 20 21.29 | +42 10 00.8 | 15.0 | T | I81 |
| C/2017 K2 | 2021 05 03.53970 | 18 20 05.51 | +42 12 25.7 | 367 | ||
| C/2017 K2 | 2021 05 03.54091 | 18 20 05.49 | +42 12 26.2 | 367 | ||
| C/2017 K2 | 2021 05 03.54253 | 18 20 05.43 | +42 12 26.8 | 13.1 | T | 367 |
| C/2017 K2 | 2021 05 03.65438 | 18 20 02.14 | +42 12 56.9 | 16.3 | N | 900 |
| C/2017 K2 | 2021 05 03.66139 | 18 20 01.93 | +42 12 58.7 | 16.3 | N | 900 |
| C/2017 K2 | 2021 05 03.94691 | 18 19 53.49 | +42 14 13.3 | 15.3 | T | A77 |
| C/2017 K2 | 2021 05 03.95293 | 18 19 53.32 | +42 14 15.0 | 15.4 | T | A77 |
| C/2017 K2 | 2021 05 03.96196 | 18 19 53.03 | +42 14 17.3 | 15.2 | T | A77 |
| C/2017 K2 | 2021 05 03.96715 | 18 19 52.92 | +42 14 18.2 | 15.7 | T | Z10 |
| C/2017 K2 | 2021 05 03.97172 | 18 19 52.83 | +42 14 20.2 | 15.7 | T | Z10 |
| C/2017 K2 | 2021 05 03.97705 | 18 19 52.63 | +42 14 21.0 | 15.7 | T | Z10 |
| C/2017 K2 | 2021 05 04.15652 | 18 19 47.12 | +42 15 08.1 | 15.1 | N | J22 |
| C/2017 K2 | 2021 05 04.15963 | 18 19 47.16 | +42 15 09.4 | 15.1 | N | J22 |
| C/2017 K2 | 2021 05 04.16118 | 18 19 47.19 | +42 15 10.6 | 15.1 | N | J22 |
| C/2017 K2 | 2021 05 04.91822 | 18 19 24.36 | +42 18 25.2 | 15.6 | T | G20 |
| C/2017 K2 | 2021 05 04.92475 | 18 19 24.19 | +42 18 26.6 | 15.7 | T | G20 |
| C/2017 K2 | 2021 05 04.93559 | 18 19 23.83 | +42 18 29.4 | 15.7 | T | G20 |
| C/2017 K2 | 2021 05 04.95986 | 18 19 23.06 | +42 18 35.7 | 15.1 | N | I88 |
| C/2017 K2 | 2021 05 04.96578 | 18 19 22.87 | +42 18 37.4 | 15.2 | N | I88 |