| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2015 ER61 | 2017 05 03.21031 | 23 05 38.58 | -00 40 33.5 | 11.9 | N | J22 |
| C/2015 ER61 | 2017 05 03.76035 | 23 08 04.67 | -00 23 44.6 | 8.9 | T | D95 |
| C/2015 ER61 | 2017 05 03.76327 | 23 08 05.42 | -00 23 39.3 | D95 | ||
| C/2015 ER61 | 2017 05 03.76400 | 23 08 05.62 | -00 23 37.7 | D95 | ||
| C/2015 ER61 | 2017 05 03.78740 | 23 08 11.87 | -00 22 55.1 | 367 | ||
| C/2015 ER61 | 2017 05 03.78861 | 23 08 12.16 | -00 22 52.3 | 367 | ||
| C/2015 ER61 | 2017 05 03.78983 | 23 08 12.50 | -00 22 50.7 | 8.6 | T | 367 |
| C/2015 ER61 | 2017 05 05.39177 | 23 15 14.55 | +00 25 53.1 | 13.7 | N | W96 |
| C/2015 ER61 | 2017 05 05.39843 | 23 15 16.30 | +00 26 04.9 | 13.7 | N | W96 |
| C/2015 ER61 | 2017 05 05.40521 | 23 15 18.08 | +00 26 17.7 | 13.7 | N | W96 |
| C/2015 ER61 | 2017 05 07.19409 | 23 23 03.10 | +01 19 41.8 | 11.8 | N | J22 |
| C/2015 ER61 | 2017 05 07.19471 | 23 23 03.22 | +01 19 43.9 | 11.8 | N | J22 |
| C/2015 ER61 | 2017 05 07.19534 | 23 23 03.40 | +01 19 45.0 | 11.8 | N | J22 |
| C/2015 ER61 | 2017 05 07.38624 | 23 23 52.66 | +01 25 31.5 | 12.3 | N | W96 |
| C/2015 ER61 | 2017 05 07.39796 | 23 23 55.70 | +01 25 51.7 | 12.4 | N | W96 |
| C/2015 ER61 | 2017 05 07.77397 | 23 25 32.45 | +01 36 52.1 | 349 | ||
| C/2015 ER61 | 2017 05 07.77767 | 23 25 33.41 | +01 36 58.6 | 349 | ||
| C/2015 ER61 | 2017 05 07.78140 | 23 25 34.35 | +01 37 05.4 | 8.3 | T | 349 |
| C/2015 ER61 | 2017 05 09.35024 | 23 32 14.83 | +02 23 10.0 | 12.6 | N | W96 |
| C/2015 ER61 | 2017 05 09.36705 | 23 32 19.09 | +02 23 39.0 | 12.7 | N | W96 |