| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2009 Y1 | 2011 01 15.79086 | 21 27 52.15 | +32 34 14.2 | 14.8 | N | 958 |
| C/2009 Y1 | 2011 01 15.80122 | 21 27 53.31 | +32 34 02.1 | 14.8 | N | 958 |
| C/2009 Y1 | 2011 01 15.81186 | 21 27 54.49 | +32 33 49.4 | 14.8 | N | 958 |
| C/2009 Y1 | 2011 01 15.82251 | 21 27 55.63 | +32 33 36.8 | 14.8 | N | 958 |
| C/2009 Y1 | 2011 01 15.83422 | 21 27 56.96 | +32 33 23.5 | 14.8 | N | 958 |
| C/2009 Y1 | 2011 01 15.85875 | 21 27 59.68 | +32 32 55.5 | 14.7 | N | J38 |
| C/2009 Y1 | 2011 01 15.85996 | 21 27 59.81 | +32 32 54.2 | 14.7 | N | J38 |
| C/2009 Y1 | 2011 01 15.86359 | 21 28 00.21 | +32 32 49.9 | 14.6 | N | J38 |
| C/2009 Y1 | 2011 01 16.72902 | 21 29 35.68 | +32 16 11.2 | 15.7 | N | C23 |
| C/2009 Y1 | 2011 01 16.73539 | 21 29 36.23 | +32 16 05.5 | 14.6 | N | B82 |
| C/2009 Y1 | 2011 01 16.73622 | 21 29 36.31 | +32 16 04.7 | 14.6 | N | B82 |
| C/2009 Y1 | 2011 01 16.73701 | 21 29 36.40 | +32 16 03.7 | 14.6 | N | B82 |
| C/2009 Y1 | 2011 01 16.74454 | 21 29 37.30 | +32 15 53.7 | 15.5 | N | C23 |
| C/2009 Y1 | 2011 01 16.75822 | 21 29 38.85 | +32 15 38.0 | 15.9 | N | C23 |
| C/2009 Y1 | 2011 01 16.77773 | 21 29 40.96 | +32 15 15.7 | 15.2 | N | C23 |
| C/2009 Y1 | 2011 01 16.78722 | 21 29 41.88 | +32 15 06.4 | 14.9 | N | 958 |
| C/2009 Y1 | 2011 01 16.79789 | 21 29 43.03 | +32 14 54.2 | 14.8 | N | 958 |
| C/2009 Y1 | 2011 01 16.80893 | 21 29 44.23 | +32 14 41.6 | 14.9 | N | 958 |
| C/2009 Y1 | 2011 01 16.82034 | 21 29 45.49 | +32 14 28.8 | 14.8 | N | 958 |
| C/2009 Y1 | 2011 01 16.83202 | 21 29 46.76 | +32 14 14.8 | 14.8 | N | 958 |