| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2017 K2 | 2021 05 04.97317 | 18 19 22.67 | +42 18 39.2 | 15.2 | N | I88 |
| C/2017 K2 | 2021 05 05.02409 | 18 19 21.12 | +42 18 53.0 | B49 | ||
| C/2017 K2 | 2021 05 05.02807 | 18 19 21.00 | +42 18 53.9 | B49 | ||
| C/2017 K2 | 2021 05 05.91078 | 18 18 53.74 | +42 22 38.2 | G18 | ||
| C/2017 K2 | 2021 05 05.93613 | 18 18 52.89 | +42 22 45.1 | G18 | ||
| C/2017 K2 | 2021 05 05.94295 | 18 18 52.62 | +42 22 46.2 | 15.4 | T | 204 |
| C/2017 K2 | 2021 05 05.95770 | 18 18 52.26 | +42 22 49.8 | 15.2 | N | Z55 |
| C/2017 K2 | 2021 05 05.95831 | 18 18 52.23 | +42 22 50.4 | 15.3 | N | Z55 |
| C/2017 K2 | 2021 05 05.95893 | 18 18 52.23 | +42 22 50.7 | 15.3 | N | Z55 |
| C/2017 K2 | 2021 05 05.95953 | 18 18 52.17 | +42 22 50.8 | 15.2 | N | Z55 |
| C/2017 K2 | 2021 05 05.96014 | 18 18 52.16 | +42 22 50.8 | 15.3 | N | Z55 |
| C/2017 K2 | 2021 05 06.03214 | 18 18 49.87 | +42 23 09.0 | 204 | ||
| C/2017 K2 | 2021 05 06.96948 | 18 18 20.07 | +42 27 02.0 | 15.4 | N | 213 |
| C/2017 K2 | 2021 05 06.99358 | 18 18 19.30 | +42 27 07.8 | 15.4 | N | 213 |
| C/2017 K2 | 2021 05 07.02705 | 18 18 18.13 | +42 27 16.3 | 14.4 | T | I81 |
| C/2017 K2 | 2021 05 07.03131 | 18 18 17.98 | +42 27 17.4 | 14.4 | T | I81 |
| C/2017 K2 | 2021 05 07.03558 | 18 18 17.85 | +42 27 18.5 | 14.4 | T | I81 |
| C/2017 K2 | 2021 05 07.03697 | 18 18 17.88 | +42 27 19.7 | 15.4 | N | 213 |
| C/2017 K2 | 2021 05 07.03986 | 18 18 17.71 | +42 27 19.5 | 14.4 | T | I81 |
| C/2017 K2 | 2021 05 07.55747 | 18 18 00.83 | +42 29 27.6 | 17.4 | T | 568 |