| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1999 H3 | 2001 03 18.29991 | 09 49 41.30 | +09 24 17.2 | 18.2 | T | 608 |
| C/1999 H3 | 2001 03 18.57434 | 09 49 27.67 | +09 24 19.1 | 349 | ||
| C/1999 H3 | 2001 03 18.58513 | 09 49 27.09 | +09 24 18.5 | 16.6 | T | 349 |
| C/1999 H3 | 2001 03 19.11851 | 09 49 00.72 | +09 24 21.0 | 18.6 | T | 927 |
| C/1999 H3 | 2001 03 19.13656 | 09 48 59.91 | +09 24 23.6 | 18.0 | T | 927 |
| C/1999 H3 | 2001 03 19.15455 | 09 48 59.33 | +09 24 23.8 | 18.6 | T | 927 |
| C/1999 H3 | 2001 03 19.53062 | 09 48 40.68 | +09 24 25.3 | 16.7 | T | 352 |
| C/1999 H3 | 2001 03 19.53757 | 09 48 40.28 | +09 24 22.5 | 352 | ||
| C/1999 H3 | 2001 03 24.18797 | 09 45 01.00 | +09 24 23.5 | 18.8 | T | 704 |
| C/1999 H3 | 2001 03 24.20061 | 09 45 00.40 | +09 24 23.5 | 18.9 | T | 704 |
| C/1999 H3 | 2001 03 24.21326 | 09 44 59.85 | +09 24 22.7 | 18.6 | T | 704 |
| C/1999 H3 | 2001 03 24.23912 | 09 44 58.64 | +09 24 22.1 | 18.2 | T | 704 |
| C/1999 H3 | 2001 03 29.14247 | 09 41 25.66 | +09 23 29.1 | 16.5 | T | 699 |
| C/1999 H3 | 2001 03 29.16898 | 09 41 24.51 | +09 23 29.0 | 699 | ||
| C/1999 H3 | 2001 03 29.19553 | 09 41 23.27 | +09 23 28.0 | 699 | ||
| C/1999 H3 | 2001 03 29.22224 | 09 41 22.23 | +09 23 27.8 | 699 | ||
| C/1999 H3 | 2001 03 31.19591 | 09 40 01.95 | +09 22 52.9 | 18.9 | T | 704 |
| C/1999 H3 | 2001 03 31.21086 | 09 40 01.29 | +09 22 51.6 | 19.0 | T | 704 |
| C/1999 H3 | 2001 03 31.22522 | 09 40 00.67 | +09 22 51.6 | 19.1 | T | 704 |
| C/1999 H3 | 2001 03 31.23986 | 09 40 00.08 | +09 22 51.3 | 19.0 | T | 704 |