| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2015 M3 | 2015 07 12.03228 | 18 05 48.32 | +48 08 33.1 | 20.3 | T | B82 |
| C/2015 M3 | 2015 07 12.32767 | 18 05 37.20 | +48 04 50.2 | 19.6 | T | 291 |
| C/2015 M3 | 2015 07 12.33521 | 18 05 36.93 | +48 04 44.4 | 19.5 | T | 291 |
| C/2015 M3 | 2015 07 12.34273 | 18 05 36.66 | +48 04 38.6 | 19.5 | T | 291 |
| C/2015 M3 | 2015 07 13.20991 | 18 05 04.75 | +47 53 34.1 | 19.9 | T | H36 |
| C/2015 M3 | 2015 07 13.24510 | 18 05 03.44 | +47 53 06.9 | 19.4 | T | H36 |
| C/2015 M3 | 2015 07 13.25390 | 18 05 03.12 | +47 53 00.1 | 19.7 | T | H36 |
| C/2015 M3 | 2015 07 15.94594 | 18 03 28.06 | +47 17 07.2 | 19.2 | T | 215 |
| C/2015 M3 | 2015 07 15.94785 | 18 03 28.01 | +47 17 06.1 | 19.4 | T | 215 |
| C/2015 M3 | 2015 07 15.94976 | 18 03 27.96 | +47 17 04.8 | 19.6 | T | 215 |
| C/2015 M3 | 2015 07 16.96324 | 18 02 53.90 | +47 03 01.0 | 19.4 | N | B82 |
| C/2015 M3 | 2015 07 16.97823 | 18 02 53.43 | +47 02 48.3 | 19.5 | N | B82 |
| C/2015 M3 | 2015 07 16.98422 | 18 02 53.18 | +47 02 43.5 | 19.5 | N | B82 |
| C/2015 M3 | 2015 07 17.89588 | 18 02 23.44 | +46 49 48.1 | 19.2 | N | 157 |
| C/2015 M3 | 2015 07 17.90639 | 18 02 23.12 | +46 49 39.2 | 19.4 | N | 157 |
| C/2015 M3 | 2015 07 22.01910 | 18 00 19.56 | +45 48 26.4 | 19.3 | N | B82 |
| C/2015 M3 | 2015 07 22.02019 | 18 00 19.51 | +45 48 25.5 | 19.1 | N | B82 |
| C/2015 M3 | 2015 07 22.02128 | 18 00 19.45 | +45 48 24.3 | 19.4 | N | B82 |
| C/2015 M3 | 2015 08 06.85805 | 17 55 25.63 | +41 13 22.5 | 19.2 | N | 157 |
| C/2015 M3 | 2015 08 06.86856 | 17 55 25.49 | +41 13 10.6 | 19.0 | N | 157 |