| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1999 H1 | 1999 10 27.84902 | 22 40 53.70 | +19 49 02.7 | 046 | ||
| C/1999 H1 | 1999 10 27.85067 | 22 40 53.53 | +19 48 57.6 | 046 | ||
| C/1999 H1 | 1999 10 28.41756 | 22 39 57.47 | +19 20 11.4 | 12.4 | T | 402 |
| C/1999 H1 | 1999 10 28.41882 | 22 39 57.37 | +19 20 07.6 | 402 | ||
| C/1999 H1 | 1999 10 28.42008 | 22 39 57.24 | +19 20 03.7 | 402 | ||
| C/1999 H1 | 1999 10 28.48337 | 22 39 50.96 | +19 16 52.9 | 355 | ||
| C/1999 H1 | 1999 10 28.48593 | 22 39 50.71 | +19 16 45.4 | 12.7 | T | 355 |
| C/1999 H1 | 1999 10 29.07706 | 22 38 54.95 | +18 47 29.5 | 15.7 | T | 750 |
| C/1999 H1 | 1999 10 29.11453 | 22 38 51.38 | +18 45 40.4 | 16.1 | T | 750 |
| C/1999 H1 | 1999 10 29.15764 | 22 38 47.47 | +18 43 36.0 | 720 | ||
| C/1999 H1 | 1999 10 29.16215 | 22 38 47.07 | +18 43 22.3 | 720 | ||
| C/1999 H1 | 1999 10 29.16493 | 22 38 46.78 | +18 43 15.0 | 720 | ||
| C/1999 H1 | 1999 10 29.17326 | 22 38 46.00 | +18 42 50.0 | 720 | ||
| C/1999 H1 | 1999 10 30.11979 | 22 37 22.41 | +17 57 37.5 | 720 | ||
| C/1999 H1 | 1999 10 30.12257 | 22 37 22.19 | +17 57 29.7 | 720 | ||
| C/1999 H1 | 1999 10 30.12535 | 22 37 21.92 | +17 57 22.2 | 720 | ||
| C/1999 H1 | 1999 11 01.07970 | 22 34 47.31 | +16 29 23.2 | 16.0 | T | 750 |
| C/1999 H1 | 1999 11 01.10625 | 22 34 45.47 | +16 28 16.4 | 720 | ||
| C/1999 H1 | 1999 11 01.10972 | 22 34 45.21 | +16 28 07.3 | 720 | ||
| C/1999 H1 | 1999 11 01.11632 | 22 34 44.74 | +16 27 50.1 | 720 |