| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 M5 | 1998 12 23.38016 | 18 52 16.02 | +39 16 35.3 | 402 | ||
| C/1998 M5 | 1998 12 25.39900 | 18 53 11.47 | +39 41 56.7 | 12.1 | T | 351 |
| C/1998 M5 | 1998 12 25.40121 | 18 53 11.55 | +39 41 57.8 | 351 | ||
| C/1998 M5 | 1998 12 25.40557 | 18 53 11.70 | +39 42 01.2 | 351 | ||
| C/1998 M5 | 1998 12 30.36798 | 18 55 38.90 | +40 52 05.3 | 897 | ||
| C/1998 M5 | 1998 12 30.37215 | 18 55 39.00 | +40 52 08.7 | 897 | ||
| C/1998 M5 | 1998 12 30.77865 | 18 55 51.72 | +40 58 22.3 | 12.7 | T | 613 |
| C/1998 M5 | 1998 12 30.78574 | 18 55 52.03 | +40 58 28.6 | 12.8 | T | 613 |
| C/1998 M5 | 1998 12 30.78921 | 18 55 52.10 | +40 58 31.9 | 12.8 | T | 613 |
| C/1998 M5 | 1999 01 01.85753 | 18 56 58.80 | +41 31 33.0 | 11.8 | T | 351 |
| C/1998 M5 | 1999 01 01.86096 | 18 56 58.85 | +41 31 34.9 | 351 | ||
| C/1998 M5 | 1999 01 01.86481 | 18 56 58.94 | +41 31 40.0 | 351 | ||
| C/1998 M5 | 1999 01 05.36719 | 18 58 55.57 | +42 32 19.1 | 11.2 | T | 402 |
| C/1998 M5 | 1999 01 05.36858 | 18 58 55.60 | +42 32 20.4 | 402 | ||
| C/1998 M5 | 1999 01 05.36997 | 18 58 55.64 | +42 32 21.8 | 402 | ||
| C/1998 M5 | 1999 01 17.70544 | 19 06 37.37 | +46 58 41.7 | 12.9 | T | 057 |
| C/1998 M5 | 1999 01 17.70882 | 19 06 37.48 | +46 58 46.4 | 057 | ||
| C/1998 M5 | 1999 01 17.71122 | 19 06 37.47 | +46 58 50.1 | 12.7 | T | 057 |
| C/1998 M5 | 1999 01 17.71428 | 19 06 37.68 | +46 58 55.4 | 057 | ||
| C/1998 M5 | 1999 01 17.71794 | 19 06 37.98 | +46 59 00.2 | 12.9 | T | 057 |
