| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1999 H3 | 1999 08 21.83189 | 14 24 38.12 | +43 48 59.9 | 14.5 | T | 118 |
| C/1999 H3 | 1999 08 30.10893 | 14 20 59.36 | +41 44 37.7 | 16.1 | T | 762 |
| C/1999 H3 | 1999 08 30.12058 | 14 20 59.23 | +41 44 29.2 | 16.4 | T | 762 |
| C/1999 H3 | 1999 08 30.13600 | 14 20 58.91 | +41 44 14.5 | 16.5 | T | 762 |
| C/1999 H3 | 1999 08 31.47775 | 14 20 32.85 | +41 24 52.8 | 14.5 | T | 402 |
| C/1999 H3 | 1999 08 31.47902 | 14 20 32.86 | +41 24 51.4 | 402 | ||
| C/1999 H3 | 1999 08 31.48028 | 14 20 32.81 | +41 24 50.5 | 402 | ||
| C/1999 H3 | 1999 08 31.50207 | 14 20 32.30 | +41 24 32.5 | 355 | ||
| C/1999 H3 | 1999 08 31.51090 | 14 20 32.24 | +41 24 24.0 | 355 | ||
| C/1999 H3 | 1999 08 31.51697 | 14 20 32.10 | +41 24 18.9 | 355 | ||
| C/1999 H3 | 1999 09 05.49718 | 14 19 15.72 | +40 14 27.9 | 15.4 | T | 349 |
| C/1999 H3 | 1999 09 05.49939 | 14 19 15.71 | +40 14 26.7 | 349 | ||
| C/1999 H3 | 1999 09 08.80358 | 14 18 40.93 | +39 29 58.7 | 557 | ||
| C/1999 H3 | 1999 09 08.80590 | 14 18 40.89 | +39 29 56.9 | 557 | ||
| C/1999 H3 | 1999 09 08.80823 | 14 18 40.85 | +39 29 55.0 | 557 | ||
| C/1999 H3 | 1999 09 08.81056 | 14 18 40.85 | +39 29 53.1 | 557 | ||
| C/1999 H3 | 1999 09 09.44177 | 14 18 35.59 | +39 21 34.2 | 14.1 | T | 402 |
| C/1999 H3 | 1999 09 09.44338 | 14 18 35.58 | +39 21 33.0 | 402 | ||
| C/1999 H3 | 1999 09 09.44499 | 14 18 35.58 | +39 21 31.3 | 402 | ||
| C/1999 H3 | 1999 09 23.44681 | 14 18 08.50 | +36 31 53.9 | 897 |
