| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2009 Y1 | 2010 02 17.06119 | 11 52 46.32 | +63 41 21.7 | 046 | ||
| C/2009 Y1 | 2010 02 17.06204 | 11 52 46.42 | +63 41 25.0 | 046 | ||
| C/2009 Y1 | 2010 02 17.06294 | 11 52 46.56 | +63 41 24.8 | 046 | ||
| C/2009 Y1 | 2010 02 17.06384 | 11 52 46.36 | +63 41 25.6 | 046 | ||
| C/2009 Y1 | 2010 02 19.72750 | 11 48 40.25 | +64 30 51.1 | 900 | ||
| C/2009 Y1 | 2010 02 19.73811 | 11 48 39.18 | +64 31 01.9 | 18.6 | T | 900 |
| C/2009 Y1 | 2010 02 20.07854 | 11 48 06.21 | +64 37 13.8 | 18.0 | N | J01 |
| C/2009 Y1 | 2010 02 20.09493 | 11 48 04.57 | +64 37 31.6 | 18.0 | N | J01 |
| C/2009 Y1 | 2010 02 20.11134 | 11 48 02.94 | +64 37 49.8 | 18.1 | N | J01 |
| C/2009 Y1 | 2010 02 26.32425 | 11 36 47.49 | +66 25 38.1 | 18.5 | T | 704 |
| C/2009 Y1 | 2010 02 26.33615 | 11 36 45.77 | +66 25 49.1 | 18.5 | T | 704 |
| C/2009 Y1 | 2010 02 26.34801 | 11 36 44.42 | +66 26 01.3 | 18.5 | T | 704 |
| C/2009 Y1 | 2010 02 26.35989 | 11 36 42.91 | +66 26 12.6 | 18.6 | T | 704 |
| C/2009 Y1 | 2010 02 26.37176 | 11 36 41.39 | +66 26 25.3 | 18.5 | T | 704 |
| C/2009 Y1 | 2010 03 06.84598 | 11 17 46.05 | +68 33 48.3 | 17.5 | N | A77 |
| C/2009 Y1 | 2010 03 06.85218 | 11 17 45.13 | +68 33 53.6 | 17.5 | N | A77 |
| C/2009 Y1 | 2010 03 06.85836 | 11 17 44.19 | +68 33 58.5 | 17.4 | N | A77 |
| C/2009 Y1 | 2010 03 08.38922 | 11 13 53.75 | +68 54 12.0 | 18.4 | T | H45 |
| C/2009 Y1 | 2010 03 08.39041 | 11 13 53.61 | +68 54 12.8 | 18.5 | T | H45 |
| C/2009 Y1 | 2010 03 08.39172 | 11 13 53.42 | +68 54 14.1 | 18.3 | T | H45 |