| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 J1 | 1998 07 29.96494 | 09 54 44.02 | -49 18 17.3 | 12.8 | T | 844 |
| C/1998 J1 | 1998 07 29.97229 | 09 54 44.93 | -49 18 25.1 | 13.0 | T | 844 |
| C/1998 J1 | 1998 07 29.97610 | 09 54 45.47 | -49 18 27.1 | 13.4 | T | 844 |
| C/1998 J1 | 1998 08 05.40397 | 10 12 17.32 | -50 57 46.2 | 426 | ||
| C/1998 J1 | 1998 08 05.41093 | 10 12 18.48 | -50 57 52.2 | 426 | ||
| C/1998 J1 | 1998 08 05.41796 | 10 12 19.54 | -50 57 58.5 | 15.7 | N | 426 |
