| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2009 Y1 | 2010 09 10.80961 | 12 13 23.08 | +71 26 08.4 | 15.1 | T | 349 |
| C/2009 Y1 | 2010 09 10.81157 | 12 13 23.65 | +71 26 09.0 | 349 | ||
| C/2009 Y1 | 2010 09 10.82453 | 12 13 26.48 | +71 26 12.6 | 15.9 | N | B66 |
| C/2009 Y1 | 2010 09 10.91373 | 12 13 50.45 | +71 26 33.3 | 16.0 | N | B66 |
| C/2009 Y1 | 2010 09 13.82763 | 12 27 15.49 | +71 37 53.1 | 15.5 | N | B74 |
| C/2009 Y1 | 2010 09 13.83308 | 12 27 17.04 | +71 37 54.2 | 15.5 | N | B74 |
| C/2009 Y1 | 2010 09 13.83718 | 12 27 18.19 | +71 37 55.0 | 15.6 | N | B74 |
| C/2009 Y1 | 2010 09 14.84600 | 12 32 07.60 | +71 41 36.2 | 15.5 | N | J38 |
| C/2009 Y1 | 2010 09 14.84914 | 12 32 08.49 | +71 41 36.8 | 15.5 | N | J38 |
| C/2009 Y1 | 2010 09 14.85227 | 12 32 09.41 | +71 41 37.3 | 15.5 | N | J38 |
| C/2009 Y1 | 2010 09 15.73832 | 12 36 28.40 | +71 44 43.5 | 15.7 | T | 168 |
| C/2009 Y1 | 2010 09 15.73901 | 12 36 28.61 | +71 44 43.8 | 15.8 | T | 168 |
| C/2009 Y1 | 2010 09 15.78988 | 12 36 43.71 | +71 44 54.2 | 15.6 | T | 168 |
| C/2009 Y1 | 2010 09 15.79058 | 12 36 43.88 | +71 44 53.6 | 15.6 | T | 168 |
| C/2009 Y1 | 2010 09 15.84520 | 12 37 00.10 | +71 45 05.5 | 15.6 | T | 168 |
| C/2009 Y1 | 2010 09 15.84798 | 12 37 00.97 | +71 45 05.6 | 15.5 | T | 168 |
| C/2009 Y1 | 2010 09 18.80087 | 12 51 57.78 | +71 54 26.2 | 14.9 | T | 349 |
| C/2009 Y1 | 2010 09 18.80520 | 12 51 58.96 | +71 54 27.7 | 349 | ||
| C/2009 Y1 | 2010 09 26.83247 | 13 36 42.06 | +72 09 04.1 | 15.0 | N | J38 |
| C/2009 Y1 | 2010 09 26.83381 | 13 36 42.51 | +72 09 03.9 | 15.0 | N | J38 |