| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 M2 | 1998 07 20.90632 | 17 38 20.49 | +14 00 25.3 | 15.7 | T | 138 |
| C/1998 M2 | 1998 07 20.91067 | 17 38 20.25 | +14 00 28.9 | 15.8 | T | 138 |
| C/1998 M2 | 1998 07 20.91806 | 17 38 19.86 | +14 00 34.5 | 14.0 | T | 561 |
| C/1998 M2 | 1998 07 20.92326 | 17 38 19.59 | +14 00 38.7 | 14.0 | T | 561 |
| C/1998 M2 | 1998 07 20.93125 | 17 38 19.18 | +14 00 44.6 | 13.8 | T | 561 |
| C/1998 M2 | 1998 07 20.93993 | 17 38 18.71 | +14 00 52.1 | 14.1 | T | 561 |
| C/1998 M2 | 1998 07 20.96690 | 17 38 17.50 | +14 01 11.2 | 15.4 | T | 491 |
| C/1998 M2 | 1998 07 20.98848 | 17 38 16.48 | +14 01 31.3 | 15.2 | T | 491 |
| C/1998 M2 | 1998 07 21.84527 | 17 37 32.94 | +14 12 54.4 | 118 | ||
| C/1998 M2 | 1998 07 21.85083 | 17 37 32.66 | +14 12 58.8 | 13.9 | T | 118 |
| C/1998 M2 | 1998 07 21.89375 | 17 37 30.44 | +14 13 33.1 | 14.6 | T | 561 |
| C/1998 M2 | 1998 07 21.90069 | 17 37 30.08 | +14 13 38.7 | 14.6 | T | 561 |
| C/1998 M2 | 1998 07 21.90556 | 17 37 29.83 | +14 13 42.5 | 14.7 | T | 561 |
| C/1998 M2 | 1998 07 21.91007 | 17 37 29.60 | +14 13 46.0 | 14.6 | T | 561 |
| C/1998 M2 | 1998 07 22.55736 | 17 36 57.58 | +14 22 11.7 | 14.4 | T | 402 |
| C/1998 M2 | 1998 07 22.55841 | 17 36 57.52 | +14 22 12.6 | 402 | ||
| C/1998 M2 | 1998 07 22.55946 | 17 36 57.46 | +14 22 13.3 | 402 | ||
| C/1998 M2 | 1998 07 22.92604 | 17 36 39.54 | +14 26 54.0 | 14.3 | T | 561 |
| C/1998 M2 | 1998 07 22.93137 | 17 36 39.28 | +14 26 58.1 | 14.4 | T | 561 |
| C/1998 M2 | 1998 07 22.93715 | 17 36 38.99 | +14 27 02.5 | 14.5 | T | 561 |