| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2012 X1 | 2013 05 10.90049 | 08 40 55.11 | +40 13 13.7 | 17.1 | N | C23 |
| C/2012 X1 | 2013 05 10.90482 | 08 40 55.31 | +40 13 13.7 | 17.2 | N | C23 |
| C/2012 X1 | 2013 05 10.92049 | 08 40 55.90 | +40 13 12.7 | 17.4 | N | B96 |
| C/2012 X1 | 2013 05 10.92284 | 08 40 55.94 | +40 13 11.2 | 17.4 | N | B96 |
| C/2012 X1 | 2013 05 10.92755 | 08 40 56.16 | +40 13 10.2 | 17.5 | N | B96 |
| C/2012 X1 | 2013 05 10.92991 | 08 40 56.10 | +40 13 10.7 | 17.6 | N | B96 |
| C/2012 X1 | 2013 05 10.94059 | 08 40 56.72 | +40 13 08.7 | 17.2 | N | J24 |
| C/2012 X1 | 2013 05 10.94397 | 08 40 56.68 | +40 13 08.8 | 17.1 | N | J24 |
| C/2012 X1 | 2013 05 10.94735 | 08 40 56.83 | +40 13 08.0 | 17.1 | N | J24 |
| C/2012 X1 | 2013 05 10.95074 | 08 40 56.94 | +40 13 08.0 | 17.0 | N | J24 |
| C/2012 X1 | 2013 05 12.88439 | 08 42 07.35 | +40 08 33.9 | 17.2 | N | I72 |
| C/2012 X1 | 2013 05 12.88516 | 08 42 07.39 | +40 08 33.6 | 17.0 | N | I72 |
| C/2012 X1 | 2013 05 12.88591 | 08 42 07.39 | +40 08 33.8 | 17.3 | N | I72 |
| C/2012 X1 | 2013 05 13.91213 | 08 42 46.28 | +40 06 04.5 | 16.9 | N | 958 |
| C/2012 X1 | 2013 05 13.91933 | 08 42 46.59 | +40 06 03.2 | 17.6 | N | 958 |
| C/2012 X1 | 2013 05 13.92655 | 08 42 46.86 | +40 06 01.9 | 17.0 | N | 958 |
| C/2012 X1 | 2013 05 13.93374 | 08 42 47.10 | +40 06 01.6 | 16.7 | N | 958 |
| C/2012 X1 | 2013 05 13.94091 | 08 42 47.45 | +40 05 59.4 | 16.6 | N | 958 |
| C/2012 X1 | 2013 05 15.82895 | 08 44 02.14 | +40 01 19.5 | 17.8 | N | 071 |
| C/2012 X1 | 2013 05 15.83269 | 08 44 02.32 | +40 01 18.9 | 17.7 | N | 071 |