| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2011 C1 | 2011 04 11.16513 | 21 48 27.49 | +01 35 26.0 | 13.3 | N | A77 |
| C/2011 C1 | 2011 04 11.16714 | 21 48 28.13 | +01 35 28.5 | 13.2 | N | A77 |
| C/2011 C1 | 2011 04 11.16910 | 21 48 28.76 | +01 35 30.5 | 13.3 | N | A77 |
| C/2011 C1 | 2011 04 11.17146 | 21 48 29.48 | +01 35 35.2 | 13.2 | N | A77 |
| C/2011 C1 | 2011 04 11.19709 | 21 48 37.41 | +01 36 15.2 | 15.3 | N | J01 |
| C/2011 C1 | 2011 04 11.19932 | 21 48 38.18 | +01 36 17.8 | 15.3 | N | J01 |
| C/2011 C1 | 2011 04 11.20153 | 21 48 38.82 | +01 36 21.9 | 15.2 | N | J01 |
| C/2011 C1 | 2011 04 11.20596 | 21 48 40.21 | +01 36 29.2 | 15.0 | N | J01 |
| C/2011 C1 | 2011 04 11.81388 | 21 51 49.96 | +01 52 31.2 | 11.4 | T | E12 |
| C/2011 C1 | 2011 04 11.81570 | 21 51 50.50 | +01 52 34.0 | E12 | ||
| C/2011 C1 | 2011 04 13.38561 | 21 59 53.71 | +02 32 43.2 | 15.2 | N | I40 |
| C/2011 C1 | 2011 04 13.38735 | 21 59 54.23 | +02 32 45.9 | 14.7 | N | I40 |
| C/2011 C1 | 2011 04 13.38890 | 21 59 54.71 | +02 32 48.2 | 15.1 | N | I40 |
| C/2011 C1 | 2011 04 13.39053 | 21 59 55.21 | +02 32 50.5 | 14.9 | N | I40 |
| C/2011 C1 | 2011 04 13.39941 | 21 59 57.86 | +02 33 03.8 | 15.7 | N | I40 |
| C/2011 C1 | 2011 04 13.78661 | 22 01 55.62 | +02 42 40.1 | 12.5 | T | 300 |
| C/2011 C1 | 2011 04 13.78716 | 22 01 55.79 | +02 42 39.2 | 12.5 | T | 300 |
| C/2011 C1 | 2011 04 13.78772 | 22 01 56.04 | +02 42 41.9 | 12.6 | T | 300 |
| C/2011 C1 | 2011 04 13.78883 | 22 01 56.37 | +02 42 42.3 | 12.5 | T | 300 |
| C/2011 C1 | 2011 04 14.16794 | 22 03 50.84 | +02 52 08.9 | 14.4 | N | 958 |
