| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2003 H3 | 2003 06 28.95729 | 19 27 42.64 | +02 43 56.7 | 616 | ||
| C/2003 H3 | 2003 06 28.96038 | 19 27 42.55 | +02 43 59.9 | 616 | ||
| C/2003 H3 | 2003 06 28.96194 | 19 27 42.51 | +02 44 01.5 | 616 | ||
| C/2003 H3 | 2003 06 29.07799 | 19 27 36.65 | +02 45 45.6 | 15.1 | N | 213 |
| C/2003 H3 | 2003 06 29.08073 | 19 27 36.59 | +02 45 51.0 | 15.0 | N | 213 |
| C/2003 H3 | 2003 06 29.08353 | 19 27 36.48 | +02 45 52.9 | 15.0 | N | 213 |
| C/2003 H3 | 2003 06 29.27863 | 19 27 27.35 | +02 48 54.3 | 16.7 | T | 704 |
| C/2003 H3 | 2003 06 29.28845 | 19 27 26.88 | +02 49 02.9 | 16.5 | T | 704 |
| C/2003 H3 | 2003 06 29.29827 | 19 27 26.41 | +02 49 11.5 | 16.8 | T | 704 |
| C/2003 H3 | 2003 06 29.30809 | 19 27 25.93 | +02 49 20.7 | 16.5 | T | 704 |
| C/2003 H3 | 2003 06 29.31793 | 19 27 25.43 | +02 49 30.0 | 16.6 | T | 704 |
| C/2003 H3 | 2003 07 02.29978 | 19 25 00.92 | +03 34 13.0 | 15.2 | T | 785 |
| C/2003 H3 | 2003 07 02.31321 | 19 25 00.24 | +03 34 23.1 | 15.6 | T | 785 |
| C/2003 H3 | 2003 07 02.98274 | 19 24 27.51 | +03 44 10.0 | 048 | ||
| C/2003 H3 | 2003 07 02.98425 | 19 24 27.42 | +03 44 10.9 | 048 | ||
| C/2003 H3 | 2003 07 02.98716 | 19 24 27.26 | +03 44 13.8 | 048 | ||
| C/2003 H3 | 2003 07 02.99588 | 19 24 26.83 | +03 44 21.3 | 048 | ||
| C/2003 H3 | 2003 07 02.99878 | 19 24 26.70 | +03 44 24.2 | 048 | ||
| C/2003 H3 | 2003 07 04.28918 | 19 23 23.23 | +04 02 58.6 | 16.1 | T | H41 |
| C/2003 H3 | 2003 07 04.29666 | 19 23 22.74 | +04 03 04.3 | 16.2 | T | H41 |