| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2015 ER61 | 2017 07 31.08124 | 03 26 37.33 | +22 38 08.0 | 15.8 | N | K02 |
| C/2015 ER61 | 2017 07 31.08801 | 03 26 37.95 | +22 38 09.5 | 15.6 | N | K02 |
| C/2015 ER61 | 2017 08 01.04298 | 03 28 02.60 | +22 41 42.6 | 15.0 | N | I81 |
| C/2015 ER61 | 2017 08 01.04725 | 03 28 02.97 | +22 41 43.8 | 14.9 | N | I81 |
| C/2015 ER61 | 2017 08 01.04917 | 03 28 03.11 | +22 41 44.1 | 14.6 | N | I81 |
| C/2015 ER61 | 2017 08 01.06981 | 03 28 05.02 | +22 41 49.4 | 15.5 | N | 215 |
| C/2015 ER61 | 2017 08 01.07109 | 03 28 05.13 | +22 41 49.7 | 15.5 | N | 215 |
| C/2015 ER61 | 2017 08 01.07238 | 03 28 05.23 | +22 41 49.9 | 15.5 | N | 215 |
| C/2015 ER61 | 2017 08 01.07490 | 03 28 05.36 | +22 41 50.3 | 14.6 | N | 970 |
| C/2015 ER61 | 2017 08 01.08553 | 03 28 06.29 | +22 41 52.9 | 14.6 | N | 970 |
| C/2015 ER61 | 2017 08 01.42779 | 03 28 36.22 | +22 43 08.8 | 15.0 | N | H47 |
| C/2015 ER61 | 2017 08 01.43152 | 03 28 36.54 | +22 43 09.7 | 15.1 | N | H47 |
| C/2015 ER61 | 2017 08 01.43509 | 03 28 36.86 | +22 43 10.5 | 15.0 | N | H47 |
| C/2015 ER61 | 2017 08 01.43869 | 03 28 37.10 | +22 43 11.2 | 14.9 | N | H47 |
| C/2015 ER61 | 2017 08 01.76591 | 03 29 05.56 | +22 44 20.7 | 367 | ||
| C/2015 ER61 | 2017 08 01.76753 | 03 29 05.70 | +22 44 21.0 | 367 | ||
| C/2015 ER61 | 2017 08 01.76875 | 03 29 05.80 | +22 44 21.2 | 11.6 | T | 367 |
| C/2015 ER61 | 2017 08 02.09378 | 03 29 33.75 | +22 45 29.3 | 14.7 | N | B54 |
| C/2015 ER61 | 2017 08 02.09491 | 03 29 33.83 | +22 45 30.1 | 14.7 | N | B54 |
| C/2015 ER61 | 2017 08 02.09603 | 03 29 33.94 | +22 45 30.0 | 14.8 | N | B54 |