| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 M5 | 1998 07 26.33405 | 22 45 38.28 | +27 12 41.0 | 665 | ||
| C/1998 M5 | 1998 07 26.34016 | 22 45 37.70 | +27 12 49.3 | 665 | ||
| C/1998 M5 | 1998 07 26.34516 | 22 45 37.24 | +27 12 56.3 | 665 | ||
| C/1998 M5 | 1998 07 27.01377 | 22 44 34.71 | +27 28 14.7 | 118 | ||
| C/1998 M5 | 1998 07 27.02049 | 22 44 34.12 | +27 28 26.0 | 12.6 | T | 118 |
| C/1998 M5 | 1998 07 27.08869 | 22 44 27.97 | +27 29 59.6 | 13.1 | N | 758 |
| C/1998 M5 | 1998 07 27.09103 | 22 44 27.70 | +27 30 01.9 | 13.1 | N | 758 |
| C/1998 M5 | 1998 07 27.09498 | 22 44 27.35 | +27 30 07.6 | 13.1 | N | 758 |
| C/1998 M5 | 1998 07 27.59152 | 22 43 39.94 | +27 41 32.5 | 13.0 | T | 355 |
| C/1998 M5 | 1998 07 27.59227 | 22 43 39.84 | +27 41 33.0 | 355 | ||
| C/1998 M5 | 1998 07 27.59299 | 22 43 39.80 | +27 41 34.4 | 355 | ||
| C/1998 M5 | 1998 07 28.63367 | 22 41 57.84 | +28 05 28.8 | 12.3 | T | 355 |
| C/1998 M5 | 1998 07 28.63548 | 22 41 57.67 | +28 05 31.5 | 355 | ||
| C/1998 M5 | 1998 07 28.63640 | 22 41 57.56 | +28 05 32.9 | 355 | ||
| C/1998 M5 | 1998 07 30.93659 | 22 37 59.57 | +28 58 16.4 | 12.8 | T | 628 |
| C/1998 M5 | 1998 07 30.94770 | 22 37 58.37 | +28 58 31.8 | 12.8 | T | 628 |
| C/1998 M5 | 1998 07 30.96506 | 22 37 56.48 | +28 58 56.0 | 12.9 | T | 628 |
| C/1998 M5 | 1998 07 31.12881 | 22 37 39.05 | +29 02 42.6 | 13.3 | N | 758 |
| C/1998 M5 | 1998 07 31.13133 | 22 37 38.77 | +29 02 46.0 | 13.2 | N | 758 |
| C/1998 M5 | 1998 07 31.13412 | 22 37 38.46 | +29 02 49.8 | 13.2 | N | 758 |