| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2009 Y1 | 2011 10 05.86392 | 22 09 37.50 | -29 50 41.7 | 16.1 | N | 958 |
| C/2009 Y1 | 2011 10 05.87226 | 22 09 36.79 | -29 50 46.2 | 15.8 | N | 958 |
| C/2009 Y1 | 2011 10 05.88047 | 22 09 36.54 | -29 50 51.9 | 15.9 | N | 958 |
| C/2009 Y1 | 2011 10 05.88877 | 22 09 36.11 | -29 50 58.2 | 16.0 | N | 958 |
| C/2009 Y1 | 2011 10 11.86854 | 22 04 25.08 | -30 56 54.6 | 15.7 | N | 958 |
| C/2009 Y1 | 2011 10 11.88120 | 22 04 24.55 | -30 57 03.5 | 15.7 | N | 958 |
| C/2009 Y1 | 2011 10 11.89338 | 22 04 23.77 | -30 57 09.6 | 15.9 | N | 958 |
| C/2009 Y1 | 2011 10 13.87676 | 22 02 53.62 | -31 16 28.1 | 16.4 | N | 958 |
| C/2009 Y1 | 2011 10 13.88537 | 22 02 53.03 | -31 16 35.1 | 16.3 | N | 958 |
| C/2009 Y1 | 2011 10 13.89442 | 22 02 52.82 | -31 16 39.2 | 16.4 | N | 958 |
| C/2009 Y1 | 2011 10 13.90354 | 22 02 52.27 | -31 16 46.1 | 16.3 | N | 958 |
| C/2009 Y1 | 2011 10 14.86194 | 22 02 11.03 | -31 25 37.2 | 16.1 | N | 958 |
| C/2009 Y1 | 2011 10 14.87101 | 22 02 10.72 | -31 25 41.6 | 16.1 | N | 958 |
| C/2009 Y1 | 2011 10 14.88002 | 22 02 10.13 | -31 25 47.1 | 16.3 | N | 958 |
| C/2009 Y1 | 2011 10 14.88902 | 22 02 09.83 | -31 25 52.9 | 16.2 | N | 958 |
| C/2009 Y1 | 2011 10 15.81731 | 22 01 31.36 | -31 34 13.9 | 16.9 | N | J38 |
| C/2009 Y1 | 2011 10 15.82868 | 22 01 30.85 | -31 34 19.0 | 16.8 | N | J38 |
| C/2009 Y1 | 2011 10 15.83152 | 22 01 30.70 | -31 34 21.5 | 16.9 | N | J38 |
| C/2009 Y1 | 2011 10 16.39041 | 22 01 08.25 | -31 39 15.4 | 15.9 | T | 349 |
| C/2009 Y1 | 2011 10 16.39380 | 22 01 08.05 | -31 39 16.8 | 349 |