| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2012 X1 | 2013 04 18.90795 | 08 32 41.79 | +40 51 57.6 | 17.1 | N | 585 |
| C/2012 X1 | 2013 04 18.90935 | 08 32 41.78 | +40 51 58.2 | 17.3 | N | 585 |
| C/2012 X1 | 2013 04 19.90481 | 08 32 51.38 | +40 50 49.3 | 17.3 | N | J38 |
| C/2012 X1 | 2013 04 19.90729 | 08 32 51.41 | +40 50 49.3 | 17.3 | N | J38 |
| C/2012 X1 | 2013 04 19.91473 | 08 32 51.47 | +40 50 48.7 | 17.3 | N | J38 |
| C/2012 X1 | 2013 04 21.89949 | 08 33 14.35 | +40 48 18.7 | 17.4 | N | 958 |
| C/2012 X1 | 2013 04 21.90664 | 08 33 14.36 | +40 48 18.4 | 17.5 | N | 958 |
| C/2012 X1 | 2013 04 21.91375 | 08 33 14.49 | +40 48 18.1 | 17.2 | N | 958 |
| C/2012 X1 | 2013 04 21.92082 | 08 33 14.62 | +40 48 17.3 | 17.3 | N | 958 |
| C/2012 X1 | 2013 04 21.92792 | 08 33 14.68 | +40 48 16.7 | 17.2 | N | 958 |
| C/2012 X1 | 2013 04 22.92983 | 08 33 28.20 | +40 46 54.7 | 17.3 | N | A32 |
| C/2012 X1 | 2013 04 22.93361 | 08 33 28.19 | +40 46 55.2 | 17.8 | N | A32 |
| C/2012 X1 | 2013 04 23.87631 | 08 33 42.09 | +40 45 35.0 | 17.2 | N | J38 |
| C/2012 X1 | 2013 04 23.88057 | 08 33 42.12 | +40 45 34.9 | 17.2 | N | J38 |
| C/2012 X1 | 2013 04 23.88270 | 08 33 42.15 | +40 45 34.9 | 17.4 | N | J38 |
| C/2012 X1 | 2013 04 23.92220 | 08 33 42.75 | +40 45 31.2 | 17.5 | N | I89 |
| C/2012 X1 | 2013 04 23.92500 | 08 33 42.78 | +40 45 30.9 | 17.7 | N | I89 |
| C/2012 X1 | 2013 04 23.92774 | 08 33 42.82 | +40 45 30.7 | 18.2 | N | I89 |
| C/2012 X1 | 2013 04 23.93052 | 08 33 42.86 | +40 45 30.4 | 17.7 | N | I89 |
| C/2012 X1 | 2013 04 23.93325 | 08 33 42.88 | +40 45 30.1 | 18.2 | N | I89 |