| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1999 H1 | 1999 05 11.37760 | 09 16 23.68 | -28 52 19.2 | 13.9 | N | 428 |
| C/1999 H1 | 1999 05 11.45359 | 09 16 06.08 | -28 42 27.9 | 360 | ||
| C/1999 H1 | 1999 05 11.45498 | 09 16 05.76 | -28 42 16.9 | 360 | ||
| C/1999 H1 | 1999 05 11.45602 | 09 16 05.50 | -28 42 08.8 | 360 | ||
| C/1999 H1 | 1999 05 11.45612 | 09 16 05.42 | -28 42 06.8 | 900 | ||
| C/1999 H1 | 1999 05 11.46067 | 09 16 04.32 | -28 41 31.2 | 900 | ||
| C/1999 H1 | 1999 05 11.48189 | 09 15 59.39 | -28 38 43.9 | 10.9 | T | 351 |
| C/1999 H1 | 1999 05 11.49576 | 09 15 56.16 | -28 36 54.3 | 903 | ||
| C/1999 H1 | 1999 05 11.50072 | 09 15 54.99 | -28 36 15.2 | 903 | ||
| C/1999 H1 | 1999 05 11.50212 | 09 15 54.71 | -28 36 03.6 | 903 | ||
| C/1999 H1 | 1999 05 11.50947 | 09 15 53.01 | -28 35 04.2 | 351 | ||
| C/1999 H1 | 1999 05 11.51193 | 09 15 52.44 | -28 34 45.1 | 351 | ||
| C/1999 H1 | 1999 05 12.02867 | 09 13 56.88 | -27 27 08.3 | 758 | ||
| C/1999 H1 | 1999 05 12.03024 | 09 13 56.45 | -27 26 55.7 | 758 | ||
| C/1999 H1 | 1999 05 12.06575 | 09 13 48.50 | -27 22 17.4 | 758 | ||
| C/1999 H1 | 1999 05 13.35016 | 09 09 21.08 | -24 37 37.9 | 14.6 | N | 428 |
| C/1999 H1 | 1999 05 13.35086 | 09 09 20.95 | -24 37 33.0 | 15.0 | N | 428 |
| C/1999 H1 | 1999 05 13.35153 | 09 09 20.80 | -24 37 27.6 | 14.7 | N | 428 |
| C/1999 H1 | 1999 05 13.44861 | 09 09 01.26 | -24 25 12.9 | 430 | ||
| C/1999 H1 | 1999 05 13.47222 | 09 08 56.55 | -24 22 14.3 | 430 |