| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2007 Y1 | 2007 12 16.37807 | 10 04 42.65 | -15 05 40.6 | 18.8 | N | 704 |
| C/2007 Y1 | 2007 12 16.39030 | 10 04 42.22 | -15 05 33.7 | 19.0 | N | 704 |
| C/2007 Y1 | 2007 12 16.40270 | 10 04 41.69 | -15 05 26.6 | 19.6 | N | 704 |
| C/2007 Y1 | 2007 12 16.41523 | 10 04 41.33 | -15 05 22.2 | 19.3 | N | 704 |
| C/2007 Y1 | 2007 12 16.42748 | 10 04 40.79 | -15 05 15.0 | 19.2 | N | 704 |
| C/2007 Y1 | 2007 12 17.14535 | 10 04 15.35 | -14 59 12.0 | 19.3 | T | 461 |
| C/2007 Y1 | 2007 12 17.14836 | 10 04 15.23 | -14 59 10.4 | 461 | ||
| C/2007 Y1 | 2007 12 17.15137 | 10 04 15.18 | -14 59 08.2 | 461 | ||
| C/2007 Y1 | 2007 12 17.15462 | 10 04 15.06 | -14 59 07.3 | 461 | ||
| C/2007 Y1 | 2007 12 17.41378 | 10 04 05.75 | -14 56 53.6 | 18.8 | T | H06 |
| C/2007 Y1 | 2007 12 17.47169 | 10 04 03.54 | -14 56 24.1 | 18.8 | T | H06 |
| C/2007 Y1 | 2007 12 18.43852 | 10 03 27.71 | -14 47 56.0 | 18.3 | T | 704 |
| C/2007 Y1 | 2007 12 18.44593 | 10 03 27.28 | -14 47 51.4 | 18.2 | T | 711 |
| C/2007 Y1 | 2007 12 18.45101 | 10 03 27.07 | -14 47 49.4 | 18.8 | T | 704 |
| C/2007 Y1 | 2007 12 18.45138 | 10 03 27.10 | -14 47 49.3 | 18.8 | T | 704 |
| C/2007 Y1 | 2007 12 18.45762 | 10 03 26.85 | -14 47 45.3 | 18.1 | T | 711 |
| C/2007 Y1 | 2007 12 18.45862 | 10 03 26.74 | -14 47 45.5 | 19.2 | T | H06 |
| C/2007 Y1 | 2007 12 18.46364 | 10 03 26.61 | -14 47 42.1 | 18.4 | T | 704 |
| C/2007 Y1 | 2007 12 18.46864 | 10 03 26.42 | -14 47 39.2 | 19.0 | T | H06 |
| C/2007 Y1 | 2007 12 18.46932 | 10 03 26.41 | -14 47 39.1 | 18.1 | T | 711 |