| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 M5 | 1998 09 17.82161 | 20 16 48.22 | +40 26 44.5 | 610 | ||
| C/1998 M5 | 1998 09 17.82391 | 20 16 47.80 | +40 26 44.4 | 610 | ||
| C/1998 M5 | 1998 09 18.77882 | 20 13 51.53 | +40 26 28.0 | 11.3 | T | 154 |
| C/1998 M5 | 1998 09 18.78229 | 20 13 50.90 | +40 26 27.7 | 154 | ||
| C/1998 M5 | 1998 09 18.78576 | 20 13 50.27 | +40 26 27.4 | 154 | ||
| C/1998 M5 | 1998 09 18.78924 | 20 13 49.65 | +40 26 27.1 | 154 | ||
| C/1998 M5 | 1998 09 18.90903 | 20 13 27.72 | +40 26 21.6 | 12.4 | T | 476 |
| C/1998 M5 | 1998 09 18.91806 | 20 13 25.98 | +40 26 21.3 | 12.4 | T | 476 |
| C/1998 M5 | 1998 09 18.92188 | 20 13 25.34 | +40 26 21.0 | 12.4 | T | 476 |
| C/1998 M5 | 1998 09 19.00676 | 20 13 09.49 | +40 26 16.8 | 157 | ||
| C/1998 M5 | 1998 09 19.03106 | 20 13 04.94 | +40 26 15.0 | 157 | ||
| C/1998 M5 | 1998 09 19.21892 | 20 12 31.01 | +40 26 10.9 | 670 | ||
| C/1998 M5 | 1998 09 19.23698 | 20 12 27.66 | +40 26 09.7 | 13.1 | T | 670 |
| C/1998 M5 | 1998 09 19.59044 | 20 11 23.34 | +40 25 51.2 | 13.4 | T | 351 |
| C/1998 M5 | 1998 09 19.59281 | 20 11 22.99 | +40 25 50.5 | 351 | ||
| C/1998 M5 | 1998 09 19.60077 | 20 11 21.47 | +40 25 50.3 | 351 | ||
| C/1998 M5 | 1998 09 19.81823 | 20 10 42.41 | +40 25 37.4 | 11.3 | T | 610 |
| C/1998 M5 | 1998 09 19.82391 | 20 10 41.37 | +40 25 36.8 | 610 | ||
| C/1998 M5 | 1998 09 19.82654 | 20 10 40.89 | +40 25 36.6 | 610 | ||
| C/1998 M5 | 1998 09 19.83047 | 20 10 40.17 | +40 25 36.2 | 610 |