| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2009 Y1 | 2010 11 13.90413 | 18 29 08.73 | +61 05 25.5 | 14.7 | T | 958 |
| C/2009 Y1 | 2010 11 14.89772 | 18 33 38.12 | +60 37 26.8 | 15.1 | N | 945 |
| C/2009 Y1 | 2010 11 14.90050 | 18 33 38.88 | +60 37 21.5 | 15.1 | N | 945 |
| C/2009 Y1 | 2010 11 14.90171 | 18 33 39.17 | +60 37 19.7 | 15.2 | N | 945 |
| C/2009 Y1 | 2010 11 14.90288 | 18 33 39.49 | +60 37 17.7 | 15.2 | N | 945 |
| C/2009 Y1 | 2010 11 14.90426 | 18 33 39.89 | +60 37 15.2 | 15.2 | N | 945 |
| C/2009 Y1 | 2010 11 16.78773 | 18 41 56.68 | +59 43 21.4 | 14.6 | T | 958 |
| C/2009 Y1 | 2010 11 16.80308 | 18 42 00.66 | +59 42 54.4 | 14.6 | T | 958 |
| C/2009 Y1 | 2010 11 16.81095 | 18 42 02.68 | +59 42 40.8 | 14.7 | T | 958 |
| C/2009 Y1 | 2010 11 16.82748 | 18 42 06.92 | +59 42 11.8 | 14.6 | T | 958 |
| C/2009 Y1 | 2010 11 16.85233 | 18 42 13.37 | +59 41 28.6 | 15.4 | N | J08 |
| C/2009 Y1 | 2010 11 17.43005 | 18 44 42.16 | +59 24 41.8 | 14.0 | T | D95 |
| C/2009 Y1 | 2010 11 17.43219 | 18 44 42.72 | +59 24 37.7 | D95 | ||
| C/2009 Y1 | 2010 11 17.43433 | 18 44 43.26 | +59 24 34.4 | D95 | ||
| C/2009 Y1 | 2010 11 17.43646 | 18 44 43.81 | +59 24 30.3 | D95 | ||
| C/2009 Y1 | 2010 11 20.39686 | 18 57 00.90 | +57 57 14.1 | 14.0 | T | 349 |
| C/2009 Y1 | 2010 11 20.40101 | 18 57 01.89 | +57 57 06.7 | 349 | ||
| C/2009 Y1 | 2010 11 20.40520 | 18 57 02.91 | +57 56 59.0 | 349 | ||
| C/2009 Y1 | 2010 11 20.43528 | 18 57 10.12 | +57 56 04.6 | 14.4 | T | D95 |
| C/2009 Y1 | 2010 11 20.43741 | 18 57 10.65 | +57 56 01.1 | D95 |