| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1999 H1 | 1999 05 20.46095 | 08 50 58.89 | -11 16 42.7 | 402 | ||
| C/1999 H1 | 1999 05 20.46186 | 08 50 58.79 | -11 16 37.4 | 402 | ||
| C/1999 H1 | 1999 05 20.46262 | 08 50 58.71 | -11 16 32.9 | 360 | ||
| C/1999 H1 | 1999 05 20.46278 | 08 50 58.67 | -11 16 31.7 | 402 | ||
| C/1999 H1 | 1999 05 20.46400 | 08 50 58.54 | -11 16 24.5 | 360 | ||
| C/1999 H1 | 1999 05 20.46461 | 08 50 58.40 | -11 16 20.9 | 897 | ||
| C/1999 H1 | 1999 05 20.46539 | 08 50 58.37 | -11 16 16.5 | 360 | ||
| C/1999 H1 | 1999 05 20.47278 | 08 50 57.41 | -11 15 33.2 | 897 | ||
| C/1999 H1 | 1999 05 20.47600 | 08 50 57.03 | -11 15 13.0 | 10.2 | T | 347 |
| C/1999 H1 | 1999 05 20.47912 | 08 50 56.60 | -11 14 53.9 | 10.3 | T | 347 |
| C/1999 H1 | 1999 05 20.48129 | 08 50 56.36 | -11 14 41.7 | 10.0 | T | 347 |
| C/1999 H1 | 1999 05 20.48287 | 08 50 56.17 | -11 14 32.9 | 355 | ||
| C/1999 H1 | 1999 05 20.48581 | 08 50 55.80 | -11 14 15.2 | 355 | ||
| C/1999 H1 | 1999 05 20.48931 | 08 50 55.41 | -11 13 54.2 | 355 | ||
| C/1999 H1 | 1999 05 20.86068 | 08 50 11.48 | -10 37 33.7 | 620 | ||
| C/1999 H1 | 1999 05 22.01476 | 08 48 01.07 | -08 47 45.8 | 860 | ||
| C/1999 H1 | 1999 05 22.01868 | 08 48 00.73 | -08 47 23.4 | 860 | ||
| C/1999 H1 | 1999 05 22.02630 | 08 47 59.87 | -08 46 41.0 | 860 | ||
| C/1999 H1 | 1999 05 22.02904 | 08 47 59.50 | -08 46 26.3 | 860 | ||
| C/1999 H1 | 1999 05 22.03477 | 08 47 58.93 | -08 45 54.5 | 860 |