| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2012 B3 | 2012 06 23.92356 | 12 58 13.54 | +73 18 23.9 | 18.6 | T | 215 |
| C/2012 B3 | 2012 06 23.92484 | 12 58 13.34 | +73 18 23.1 | 18.5 | T | 215 |
| C/2012 B3 | 2012 07 06.92251 | 12 36 38.61 | +71 32 18.3 | 17.7 | N | C23 |
| C/2012 B3 | 2012 07 06.93102 | 12 36 38.22 | +71 32 15.3 | 17.5 | N | C23 |
| C/2012 B3 | 2012 07 06.93880 | 12 36 38.36 | +71 32 11.1 | 17.4 | N | C23 |
| C/2012 B3 | 2012 07 11.90398 | 12 31 33.87 | +70 51 02.3 | 18.8 | N | 511 |
| C/2012 B3 | 2012 07 11.91331 | 12 31 33.32 | +70 50 58.0 | 18.7 | N | 511 |
| C/2012 B3 | 2012 07 13.87009 | 12 29 57.48 | +70 34 59.0 | 18.7 | N | 511 |
| C/2012 B3 | 2012 07 13.88383 | 12 29 56.89 | +70 34 51.8 | 18.7 | N | 511 |
| C/2012 B3 | 2012 07 13.89818 | 12 29 56.22 | +70 34 45.4 | 18.8 | N | 511 |
| C/2012 B3 | 2012 07 23.89832 | 12 24 41.85 | +69 16 32.0 | 17.2 | N | C23 |
| C/2012 B3 | 2012 07 23.90399 | 12 24 41.92 | +69 16 31.3 | 17.3 | N | C23 |
| C/2012 B3 | 2012 07 23.91532 | 12 24 42.08 | +69 16 26.4 | 17.2 | N | C23 |
| C/2012 B3 | 2012 08 21.13056 | 12 27 53.10 | +66 29 18.9 | H06 | ||
| C/2012 B3 | 2012 08 21.13286 | 12 27 53.18 | +66 29 18.4 | H06 | ||
| C/2012 B3 | 2012 08 21.13516 | 12 27 53.18 | +66 29 17.8 | 19.1 | T | H06 |