| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2003 H3 | 2003 05 26.35336 | 19 46 07.30 | -07 03 30.2 | 16.3 | T | H41 |
| C/2003 H3 | 2003 05 26.38376 | 19 46 06.84 | -07 02 56.7 | 16.3 | T | H41 |
| C/2003 H3 | 2003 05 27.30823 | 19 45 54.70 | -06 46 01.7 | 16.1 | T | H41 |
| C/2003 H3 | 2003 05 27.31491 | 19 45 54.41 | -06 45 53.0 | 16.0 | T | H41 |
| C/2003 H3 | 2003 05 28.06377 | 19 45 43.44 | -06 32 09.3 | 15.5 | N | 212 |
| C/2003 H3 | 2003 05 28.06678 | 19 45 43.37 | -06 32 06.0 | 15.5 | N | 212 |
| C/2003 H3 | 2003 05 28.06968 | 19 45 43.32 | -06 32 02.7 | 15.5 | N | 212 |
| C/2003 H3 | 2003 05 28.07292 | 19 45 43.25 | -06 31 59.2 | 15.5 | N | 212 |
| C/2003 H3 | 2003 05 28.36679 | 19 45 38.70 | -06 26 36.5 | 15.2 | T | H41 |
| C/2003 H3 | 2003 05 28.68895 | 19 45 33.62 | -06 20 41.9 | 15.9 | T | 349 |
| C/2003 H3 | 2003 05 28.69336 | 19 45 33.55 | -06 20 36.5 | 349 | ||
| C/2003 H3 | 2003 05 28.69644 | 19 45 33.51 | -06 20 33.3 | 349 | ||
| C/2003 H3 | 2003 05 28.69931 | 19 45 33.44 | -06 20 29.7 | 349 | ||
| C/2003 H3 | 2003 05 28.76360 | 19 45 32.34 | -06 19 19.6 | 15.9 | T | 355 |
| C/2003 H3 | 2003 05 28.76663 | 19 45 32.30 | -06 19 16.4 | 355 | ||
| C/2003 H3 | 2003 05 29.01948 | 19 45 28.26 | -06 14 38.5 | 15.8 | N | A18 |
| C/2003 H3 | 2003 05 29.39278 | 19 45 21.84 | -06 07 47.6 | 15.6 | T | H41 |
| C/2003 H3 | 2003 05 30.30359 | 19 45 05.87 | -05 51 03.7 | 16.4 | T | H72 |
| C/2003 H3 | 2003 05 30.30543 | 19 45 05.83 | -05 51 01.4 | 16.3 | T | H72 |
| C/2003 H3 | 2003 05 30.30728 | 19 45 05.88 | -05 50 59.6 | 16.4 | T | H72 |