| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1999 H3 | 1999 08 06.84973 | 14 36 33.93 | +47 50 53.1 | 046 | ||
| C/1999 H3 | 1999 08 06.85240 | 14 36 33.73 | +47 50 50.5 | 046 | ||
| C/1999 H3 | 1999 08 06.85362 | 14 36 33.71 | +47 50 49.8 | 046 | ||
| C/1999 H3 | 1999 08 06.85475 | 14 36 33.54 | +47 50 47.4 | 046 | ||
| C/1999 H3 | 1999 08 08.49347 | 14 34 50.86 | +47 23 38.1 | 355 | ||
| C/1999 H3 | 1999 08 08.49710 | 14 34 50.63 | +47 23 34.7 | 14.0 | T | 355 |
| C/1999 H3 | 1999 08 08.50791 | 14 34 49.99 | +47 23 23.7 | 355 | ||
| C/1999 H3 | 1999 08 08.84598 | 14 34 29.69 | +47 17 48.1 | 118 | ||
| C/1999 H3 | 1999 08 08.84837 | 14 34 29.51 | +47 17 45.7 | 118 | ||
| C/1999 H3 | 1999 08 08.84956 | 14 34 29.46 | +47 17 44.5 | 13.7 | T | 118 |
| C/1999 H3 | 1999 08 09.14349 | 14 34 12.12 | +47 12 54.8 | 15.9 | T | 762 |
| C/1999 H3 | 1999 08 09.15681 | 14 34 11.38 | +47 12 39.3 | 16.9 | T | 762 |
| C/1999 H3 | 1999 08 09.17337 | 14 34 10.24 | +47 12 23.3 | 16.6 | T | 762 |
| C/1999 H3 | 1999 08 10.84679 | 14 32 35.02 | +46 44 50.1 | 557 | ||
| C/1999 H3 | 1999 08 10.84975 | 14 32 34.86 | +46 44 47.3 | 557 | ||
| C/1999 H3 | 1999 08 13.50069 | 14 30 17.11 | +46 01 28.5 | 15.1 | T | 360 |
| C/1999 H3 | 1999 08 13.50347 | 14 30 17.00 | +46 01 25.9 | 360 | ||
| C/1999 H3 | 1999 08 18.85831 | 14 26 23.93 | +44 35 31.5 | 107 | ||
| C/1999 H3 | 1999 08 18.86469 | 14 26 23.66 | +44 35 25.2 | 107 | ||
| C/1999 H3 | 1999 08 21.82402 | 14 24 38.38 | +43 49 07.5 | 118 |