| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1999 Y1 | 2000 01 16.80173 | 02 37 08.22 | +67 13 32.3 | 15.8 | T | 118 |
| C/1999 Y1 | 2000 01 16.80274 | 02 37 08.07 | +67 13 31.4 | 118 | ||
| C/1999 Y1 | 2000 01 18.44063 | 02 34 56.53 | +66 47 55.1 | 16.3 | T | 360 |
| C/1999 Y1 | 2000 01 18.44306 | 02 34 56.35 | +66 47 52.9 | 360 | ||
| C/1999 Y1 | 2000 01 18.55509 | 02 34 47.60 | +66 46 07.1 | 16.5 | T | 900 |
| C/1999 Y1 | 2000 01 18.56782 | 02 34 46.59 | +66 45 55.5 | 900 | ||
| C/1999 Y1 | 2000 01 18.59188 | 02 34 44.68 | +66 45 32.0 | 903 | ||
| C/1999 Y1 | 2000 01 18.59525 | 02 34 44.41 | +66 45 29.5 | 16.5 | T | 903 |
| C/1999 Y1 | 2000 01 18.59860 | 02 34 44.21 | +66 45 24.1 | 903 | ||
| C/1999 Y1 | 2000 01 19.11562 | 02 34 05.27 | +66 37 21.4 | 750 | ||
| C/1999 Y1 | 2000 01 19.12167 | 02 34 04.76 | +66 37 12.9 | 750 | ||
| C/1999 Y1 | 2000 01 19.13922 | 02 34 03.53 | +66 36 59.1 | 16.7 | T | 750 |
| C/1999 Y1 | 2000 01 19.14611 | 02 34 02.89 | +66 36 51.9 | 750 | ||
| C/1999 Y1 | 2000 01 19.15504 | 02 34 02.32 | +66 36 43.2 | 750 | ||
| C/1999 Y1 | 2000 01 22.39844 | 02 30 20.73 | +65 45 59.8 | 17.0 | T | 402 |
| C/1999 Y1 | 2000 01 22.39970 | 02 30 20.63 | +65 45 58.7 | 402 | ||
| C/1999 Y1 | 2000 01 22.40096 | 02 30 20.63 | +65 45 56.6 | 402 | ||
| C/1999 Y1 | 2000 01 22.49463 | 02 30 14.51 | +65 44 29.7 | 16.5 | T | 349 |
| C/1999 Y1 | 2000 01 22.49670 | 02 30 14.27 | +65 44 27.4 | 349 | ||
| C/1999 Y1 | 2000 01 22.50760 | 02 30 13.83 | +65 44 16.5 | 349 |
