| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2009 Y1 | 2011 10 16.44753 | 22 01 05.86 | -31 39 43.0 | D88 | ||
| C/2009 Y1 | 2011 10 16.45389 | 22 01 05.59 | -31 39 46.0 | 16.5 | T | D88 |
| C/2009 Y1 | 2011 10 16.86964 | 22 00 49.13 | -31 43 23.0 | 16.1 | N | 958 |
| C/2009 Y1 | 2011 10 16.87786 | 22 00 48.84 | -31 43 26.8 | 16.2 | N | 958 |
| C/2009 Y1 | 2011 10 16.88606 | 22 00 48.39 | -31 43 31.1 | 16.2 | N | 958 |
| C/2009 Y1 | 2011 10 16.89525 | 22 00 48.13 | -31 43 34.9 | 16.1 | N | 958 |
| C/2009 Y1 | 2011 10 17.86539 | 22 00 10.97 | -31 51 46.3 | 16.3 | N | 958 |
| C/2009 Y1 | 2011 10 17.87742 | 22 00 10.47 | -31 51 50.8 | 16.2 | N | 958 |
| C/2009 Y1 | 2011 10 17.88856 | 22 00 10.03 | -31 51 57.9 | 16.2 | N | 958 |
| C/2009 Y1 | 2011 10 26.50510 | 21 55 44.44 | -32 53 38.3 | 372 | ||
| C/2009 Y1 | 2011 10 26.51674 | 21 55 44.22 | -32 53 42.5 | 17.4 | N | 372 |
| C/2009 Y1 | 2011 10 31.41172 | 21 54 04.08 | -33 21 05.6 | 17.5 | N | E16 |
| C/2009 Y1 | 2011 10 31.42773 | 21 54 03.77 | -33 21 10.6 | 17.6 | N | E16 |
| C/2009 Y1 | 2011 10 31.42877 | 21 54 03.85 | -33 21 12.8 | 16.1 | T | D95 |
| C/2009 Y1 | 2011 10 31.43729 | 21 54 03.66 | -33 21 15.8 | D95 | ||
| C/2009 Y1 | 2011 10 31.48768 | 21 54 02.75 | -33 21 30.8 | 17.5 | N | 900 |
| C/2009 Y1 | 2011 10 31.49684 | 21 54 02.71 | -33 21 34.2 | 16.7 | N | 900 |
| C/2009 Y1 | 2011 11 02.07348 | 21 53 38.07 | -33 29 21.5 | 16.4 | N | H15 |
| C/2009 Y1 | 2011 11 02.08454 | 21 53 37.88 | -33 29 23.8 | 16.6 | N | H15 |
| C/2009 Y1 | 2011 11 10.56515 | 21 52 24.10 | -34 03 52.2 | 17.5 | N | E07 |