| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2009 Y1 | 2010 10 28.79493 | 17 03 59.61 | +67 34 38.5 | 14.9 | N | J38 |
| C/2009 Y1 | 2010 10 29.70992 | 17 09 27.52 | +67 16 33.0 | 14.8 | N | B82 |
| C/2009 Y1 | 2010 10 29.71075 | 17 09 27.79 | +67 16 31.7 | 14.9 | N | B82 |
| C/2009 Y1 | 2010 10 29.71158 | 17 09 28.10 | +67 16 30.9 | 14.9 | N | B82 |
| C/2009 Y1 | 2010 10 29.85813 | 17 10 20.05 | +67 13 32.9 | 14.7 | N | J38 |
| C/2009 Y1 | 2010 10 29.85999 | 17 10 20.70 | +67 13 30.5 | 14.7 | N | J38 |
| C/2009 Y1 | 2010 10 29.86185 | 17 10 21.36 | +67 13 28.2 | 14.7 | N | J38 |
| C/2009 Y1 | 2010 10 30.76002 | 17 15 38.99 | +66 55 02.4 | 15.9 | N | C23 |
| C/2009 Y1 | 2010 10 30.76551 | 17 15 40.20 | +66 54 58.1 | 14.9 | N | B82 |
| C/2009 Y1 | 2010 10 30.76708 | 17 15 40.70 | +66 54 56.2 | 14.8 | N | B82 |
| C/2009 Y1 | 2010 10 30.76943 | 17 15 42.01 | +66 54 51.8 | 16.1 | N | C23 |
| C/2009 Y1 | 2010 10 30.77337 | 17 15 42.88 | +66 54 48.1 | 14.9 | N | B82 |
| C/2009 Y1 | 2010 10 30.78090 | 17 15 46.00 | +66 54 37.0 | 15.9 | N | C23 |
| C/2009 Y1 | 2010 10 30.78931 | 17 15 49.03 | +66 54 26.2 | 15.9 | N | C23 |
| C/2009 Y1 | 2010 11 01.74882 | 17 27 04.70 | +66 12 31.5 | 15.0 | N | B82 |
| C/2009 Y1 | 2010 11 01.75066 | 17 27 05.31 | +66 12 28.8 | 15.0 | N | B82 |
| C/2009 Y1 | 2010 11 01.75223 | 17 27 05.87 | +66 12 26.7 | 15.0 | N | B82 |
| C/2009 Y1 | 2010 11 02.92389 | 17 33 40.14 | +65 46 12.1 | 14.8 | N | J38 |
| C/2009 Y1 | 2010 11 02.92839 | 17 33 41.63 | +65 46 05.9 | 14.8 | N | J38 |
| C/2009 Y1 | 2010 11 02.92928 | 17 33 41.95 | +65 46 04.9 | 14.8 | N | J38 |