| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2011 C1 | 2011 03 23.34909 | 19 58 50.20 | -07 31 48.1 | 14.8 | N | I40 |
| C/2011 C1 | 2011 03 23.34996 | 19 58 50.49 | -07 31 46.4 | 15.2 | N | I40 |
| C/2011 C1 | 2011 03 23.35082 | 19 58 50.84 | -07 31 44.9 | 14.8 | N | I40 |
| C/2011 C1 | 2011 03 23.35166 | 19 58 51.17 | -07 31 43.5 | 15.0 | N | I40 |
| C/2011 C1 | 2011 03 23.35252 | 19 58 51.48 | -07 31 41.8 | 14.7 | N | I40 |
| C/2011 C1 | 2011 03 23.36105 | 19 58 54.81 | -07 31 26.5 | 15.9 | N | I40 |
| C/2011 C1 | 2011 03 23.37886 | 19 59 01.38 | -07 30 55.2 | 15.4 | N | I40 |
| C/2011 C1 | 2011 03 24.17608 | 20 04 04.13 | -07 07 17.0 | 14.7 | N | 958 |
| C/2011 C1 | 2011 03 24.19033 | 20 04 09.50 | -07 06 51.0 | 14.8 | N | 958 |
| C/2011 C1 | 2011 03 24.20356 | 20 04 14.53 | -07 06 27.5 | 14.7 | N | 213 |
| C/2011 C1 | 2011 03 24.20598 | 20 04 15.45 | -07 06 23.2 | 14.7 | N | 213 |
| C/2011 C1 | 2011 03 24.20600 | 20 04 15.43 | -07 06 23.2 | 15.0 | N | 958 |
| C/2011 C1 | 2011 03 24.20840 | 20 04 16.41 | -07 06 19.1 | 14.7 | N | 213 |
| C/2011 C1 | 2011 03 24.39739 | 20 05 28.03 | -07 00 28.0 | 15.1 | N | I40 |
| C/2011 C1 | 2011 03 24.39833 | 20 05 28.34 | -07 00 26.6 | 14.8 | N | I40 |
| C/2011 C1 | 2011 03 24.39918 | 20 05 28.66 | -07 00 25.2 | 14.8 | N | I40 |
| C/2011 C1 | 2011 03 24.40030 | 20 05 29.11 | -07 00 22.9 | 14.2 | N | I40 |
| C/2011 C1 | 2011 03 24.40903 | 20 05 32.26 | -07 00 07.4 | 15.7 | N | I40 |
| C/2011 C1 | 2011 03 25.37847 | 20 11 37.88 | -06 30 57.8 | 15.1 | N | I40 |
| C/2011 C1 | 2011 03 25.37940 | 20 11 38.19 | -06 30 56.2 | 14.7 | N | I40 |