| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 J1 | 1998 06 01.91086 | 06 33 03.82 | -16 42 47.6 | 834 | ||
| C/1998 J1 | 1998 06 01.94432 | 06 33 13.74 | -16 45 24.1 | 834 | ||
| C/1998 J1 | 1998 06 02.93267 | 06 38 04.47 | -18 01 28.0 | 834 | ||
| C/1998 J1 | 1998 06 02.95485 | 06 38 10.70 | -18 03 08.8 | 834 | ||
| C/1998 J1 | 1998 06 03.93029 | 06 42 51.80 | -19 14 58.4 | 834 | ||
| C/1998 J1 | 1998 06 04.34244 | 06 44 48.89 | -19 44 33.2 | 7.7 | T | 428 |
| C/1998 J1 | 1998 06 04.35020 | 06 44 51.05 | -19 45 06.0 | 7.6 | T | 428 |
| C/1998 J1 | 1998 06 04.35916 | 06 44 53.62 | -19 45 44.1 | 12.5 | N | 422 |
| C/1998 J1 | 1998 06 04.36016 | 06 44 53.89 | -19 45 48.3 | 12.5 | N | 422 |
| C/1998 J1 | 1998 06 04.36101 | 06 44 54.11 | -19 45 52.2 | 7.6 | T | 428 |
| C/1998 J1 | 1998 06 04.36116 | 06 44 54.17 | -19 45 52.5 | 12.4 | N | 422 |
| C/1998 J1 | 1998 06 04.92002 | 06 47 31.31 | -20 25 03.8 | 8.1 | T | 860 |
| C/1998 J1 | 1998 06 04.92362 | 06 47 32.26 | -20 25 19.7 | 8.1 | T | 860 |
| C/1998 J1 | 1998 06 04.93178 | 06 47 34.57 | -20 25 54.3 | 8.0 | T | 860 |
| C/1998 J1 | 1998 06 04.93653 | 06 47 35.86 | -20 26 09.4 | 834 | ||
| C/1998 J1 | 1998 06 04.93791 | 06 47 36.39 | -20 26 19.4 | 7.9 | T | 860 |
| C/1998 J1 | 1998 06 04.97088 | 06 47 45.46 | -20 28 31.4 | 834 | ||
| C/1998 J1 | 1998 06 06.36736 | 06 54 10.27 | -22 02 11.6 | 10.1 | N | 426 |
| C/1998 J1 | 1998 06 06.38300 | 06 54 14.50 | -22 03 12.4 | 10.4 | N | 426 |
| C/1998 J1 | 1998 06 06.39871 | 06 54 18.74 | -22 04 13.6 | 10.4 | N | 426 |