| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 M5 | 1998 09 10.83399 | 20 39 18.47 | +40 12 38.1 | 610 | ||
| C/1998 M5 | 1998 09 10.83747 | 20 39 17.77 | +40 12 39.0 | 610 | ||
| C/1998 M5 | 1998 09 11.77794 | 20 36 11.19 | +40 16 17.1 | 12.7 | T | 057 |
| C/1998 M5 | 1998 09 11.77921 | 20 36 10.92 | +40 16 17.9 | 057 | ||
| C/1998 M5 | 1998 09 11.78101 | 20 36 10.44 | +40 16 19.0 | 057 | ||
| C/1998 M5 | 1998 09 11.78635 | 20 36 09.54 | +40 16 18.8 | 12.6 | T | 057 |
| C/1998 M5 | 1998 09 11.78727 | 20 36 09.52 | +40 16 20.4 | 057 | ||
| C/1998 M5 | 1998 09 11.78990 | 20 36 08.76 | +40 16 18.5 | 057 | ||
| C/1998 M5 | 1998 09 11.79214 | 20 36 08.33 | +40 16 20.0 | 12.9 | T | 057 |
| C/1998 M5 | 1998 09 11.79545 | 20 36 07.67 | +40 16 20.8 | 057 | ||
| C/1998 M5 | 1998 09 11.79707 | 20 36 07.38 | +40 16 22.3 | 057 | ||
| C/1998 M5 | 1998 09 11.80102 | 20 36 06.50 | +40 16 24.4 | 057 | ||
| C/1998 M5 | 1998 09 12.14931 | 20 34 57.86 | +40 17 36.5 | 12.6 | T | 670 |
| C/1998 M5 | 1998 09 12.15625 | 20 34 56.48 | +40 17 38.1 | 670 | ||
| C/1998 M5 | 1998 09 12.16823 | 20 34 54.11 | +40 17 40.8 | 670 | ||
| C/1998 M5 | 1998 09 12.54288 | 20 33 40.06 | +40 18 52.5 | 897 | ||
| C/1998 M5 | 1998 09 12.55649 | 20 33 37.39 | +40 18 55.1 | 897 | ||
| C/1998 M5 | 1998 09 12.56226 | 20 33 36.21 | +40 18 55.5 | 352 | ||
| C/1998 M5 | 1998 09 12.56272 | 20 33 36.11 | +40 18 56.1 | 11.6 | T | 897 |
| C/1998 M5 | 1998 09 12.56503 | 20 33 35.68 | +40 18 57.1 | 352 |