| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2015 ER61 | 2017 12 22.42846 | 02 43 11.22 | +15 44 41.9 | 15.8 | T | Q11 |
| C/2015 ER61 | 2017 12 22.45701 | 02 43 10.90 | +15 44 38.8 | Q11 | ||
| C/2015 ER61 | 2017 12 22.90126 | 02 43 06.39 | +15 43 48.2 | 17.8 | N | J27 |
| C/2015 ER61 | 2017 12 22.94509 | 02 43 05.92 | +15 43 43.6 | 17.9 | N | J27 |
| C/2015 ER61 | 2017 12 22.97864 | 02 43 05.56 | +15 43 39.5 | 17.8 | N | J27 |
| C/2015 ER61 | 2017 12 23.82449 | 02 42 57.95 | +15 42 09.1 | 16.6 | N | C35 |
| C/2015 ER61 | 2017 12 23.82815 | 02 42 57.92 | +15 42 08.5 | 16.7 | N | C35 |
| C/2015 ER61 | 2017 12 23.83182 | 02 42 57.88 | +15 42 08.6 | 16.6 | N | C35 |
| C/2015 ER61 | 2017 12 23.87728 | 02 42 57.43 | +15 42 03.7 | 17.2 | N | A77 |
| C/2015 ER61 | 2017 12 23.90037 | 02 42 57.23 | +15 42 01.3 | 17.1 | N | A77 |
| C/2015 ER61 | 2017 12 23.91989 | 02 42 57.01 | +15 41 59.1 | 17.1 | N | A77 |
| C/2015 ER61 | 2017 12 23.93263 | 02 42 56.90 | +15 41 57.3 | 17.1 | N | 160 |
| C/2015 ER61 | 2017 12 23.93469 | 02 42 56.89 | +15 41 57.3 | 17.2 | N | 160 |
| C/2015 ER61 | 2017 12 23.93675 | 02 42 56.86 | +15 41 57.3 | 17.2 | N | 160 |
| C/2015 ER61 | 2017 12 24.52538 | 02 42 52.39 | +15 41 00.4 | 15.3 | N | G26 |
| C/2015 ER61 | 2017 12 24.60535 | 02 42 51.71 | +15 40 52.1 | 15.4 | N | G26 |
| C/2015 ER61 | 2017 12 24.73737 | 02 42 50.72 | +15 40 36.0 | 17.3 | N | 215 |
| C/2015 ER61 | 2017 12 24.73865 | 02 42 50.71 | +15 40 35.9 | 17.3 | N | 215 |
| C/2015 ER61 | 2017 12 24.73994 | 02 42 50.69 | +15 40 36.0 | 17.3 | N | 215 |
| C/2015 ER61 | 2018 01 01.58170 | 02 42 31.24 | +15 31 18.2 | 349 |