| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1999 H3 | 2001 02 20.40532 | 10 14 11.74 | +09 12 48.3 | 18.1 | T | 704 |
| C/1999 H3 | 2001 02 20.58183 | 10 14 01.01 | +09 12 57.1 | 16.2 | T | 360 |
| C/1999 H3 | 2001 02 20.58589 | 10 14 00.76 | +09 12 57.1 | 360 | ||
| C/1999 H3 | 2001 02 20.78153 | 10 13 48.80 | +09 13 04.3 | 16.6 | T | 046 |
| C/1999 H3 | 2001 02 20.78332 | 10 13 48.74 | +09 13 05.3 | 046 | ||
| C/1999 H3 | 2001 02 20.78434 | 10 13 48.63 | +09 13 05.1 | 046 | ||
| C/1999 H3 | 2001 02 20.78535 | 10 13 48.55 | +09 13 04.7 | 046 | ||
| C/1999 H3 | 2001 02 20.79416 | 10 13 48.02 | +09 13 04.8 | 046 | ||
| C/1999 H3 | 2001 02 20.79524 | 10 13 47.94 | +09 13 04.6 | 046 | ||
| C/1999 H3 | 2001 02 20.79675 | 10 13 47.84 | +09 13 04.6 | 046 | ||
| C/1999 H3 | 2001 02 20.79791 | 10 13 47.79 | +09 13 05.5 | 16.4 | T | 046 |
| C/1999 H3 | 2001 02 21.35311 | 10 13 13.48 | +09 13 28.2 | 16.7 | T | 691 |
| C/1999 H3 | 2001 02 21.37414 | 10 13 12.36 | +09 13 28.5 | 16.3 | T | 691 |
| C/1999 H3 | 2001 02 21.39532 | 10 13 11.03 | +09 13 29.2 | 16.6 | T | 691 |
| C/1999 H3 | 2001 02 22.15844 | 10 12 24.49 | +09 13 57.2 | 16.1 | N | 746 |
| C/1999 H3 | 2001 02 22.16205 | 10 12 24.12 | +09 13 57.5 | 16.0 | N | 746 |
| C/1999 H3 | 2001 02 22.16566 | 10 12 23.95 | +09 13 57.9 | 16.1 | N | 746 |
| C/1999 H3 | 2001 02 22.21150 | 10 12 21.02 | +09 14 00.5 | 17.6 | N | 746 |
| C/1999 H3 | 2001 02 22.21511 | 10 12 21.14 | +09 14 02.2 | 18.5 | N | 746 |
| C/1999 H3 | 2001 02 22.21872 | 10 12 20.32 | +09 14 00.4 | 17.9 | N | 746 |