| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1999 H1 | 1999 04 27.05403 | 11 02 40.64 | -59 30 28.2 | 9.8 | T | 860 |
| C/1999 H1 | 1999 04 27.06115 | 11 02 35.13 | -59 29 46.3 | 860 | ||
| C/1999 H1 | 1999 04 27.06933 | 11 02 28.91 | -59 28 58.2 | 9.8 | T | 860 |
| C/1999 H1 | 1999 04 27.07563 | 11 02 24.16 | -59 28 20.7 | 860 | ||
| C/1999 H1 | 1999 04 27.09379 | 11 02 10.27 | -59 26 33.9 | 9.9 | T | 860 |
| C/1999 H1 | 1999 04 27.09920 | 11 02 06.16 | -59 26 02.7 | 860 | ||
| C/1999 H1 | 1999 04 28.51379 | 10 45 12.84 | -56 59 29.6 | 10.7 | N | 321 |
| C/1999 H1 | 1999 04 28.51587 | 10 45 11.48 | -56 59 16.4 | 10.5 | N | 321 |
| C/1999 H1 | 1999 04 28.51796 | 10 45 10.14 | -56 59 02.1 | 10.7 | N | 321 |
| C/1999 H1 | 1999 04 28.52004 | 10 45 08.57 | -56 58 48.7 | 10.7 | N | 321 |
| C/1999 H1 | 1999 04 28.52212 | 10 45 07.11 | -56 58 35.1 | 10.7 | N | 321 |
| C/1999 H1 | 1999 04 28.52421 | 10 45 05.74 | -56 58 21.6 | 10.7 | N | 321 |
| C/1999 H1 | 1999 04 28.52629 | 10 45 04.26 | -56 58 07.1 | 10.6 | N | 321 |
| C/1999 H1 | 1999 04 28.53046 | 10 45 01.35 | -56 57 40.3 | 10.7 | N | 321 |
| C/1999 H1 | 1999 05 01.48391 | 10 15 25.15 | -51 09 06.7 | 426 | ||
| C/1999 H1 | 1999 05 01.48729 | 10 15 23.37 | -51 08 41.2 | 426 | ||
| C/1999 H1 | 1999 05 01.49090 | 10 15 21.42 | -51 08 13.9 | 12.9 | N | 426 |
| C/1999 H1 | 1999 05 02.40895 | 10 07 34.16 | -49 10 43.5 | 423 | ||
| C/1999 H1 | 1999 05 02.42087 | 10 07 28.18 | -49 09 10.6 | 423 | ||
| C/1999 H1 | 1999 05 02.42504 | 10 07 26.16 | -49 08 37.4 | 423 |
