| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 T1 | 1998 12 16.75404 | 23 32 44.94 | +04 49 43.7 | 046 | ||
| C/1998 T1 | 1998 12 17.40331 | 23 32 10.55 | +04 42 31.4 | 16.6 | T | 402 |
| C/1998 T1 | 1998 12 17.40470 | 23 32 10.47 | +04 42 30.4 | 402 | ||
| C/1998 T1 | 1998 12 17.40609 | 23 32 10.41 | +04 42 30.0 | 402 | ||
| C/1998 T1 | 1998 12 17.50103 | 23 32 05.28 | +04 41 28.7 | 16.1 | T | 897 |
| C/1998 T1 | 1998 12 17.52372 | 23 32 04.37 | +04 41 13.8 | 897 | ||
| C/1998 T1 | 1998 12 17.53436 | 23 32 03.70 | +04 41 04.8 | 897 | ||
| C/1998 T1 | 1998 12 17.84422 | 23 31 47.57 | +04 37 41.4 | 16.1 | T | 118 |
| C/1998 T1 | 1998 12 17.85439 | 23 31 47.07 | +04 37 34.3 | 118 | ||
| C/1998 T1 | 1998 12 20.81036 | 23 29 22.66 | +04 06 19.9 | 16.7 | T | 071 |
| C/1998 T1 | 1998 12 20.81230 | 23 29 22.56 | +04 06 19.1 | 16.8 | T | 071 |
| C/1998 T1 | 1998 12 20.81618 | 23 29 22.33 | +04 06 17.0 | 17.0 | T | 071 |
| C/1998 T1 | 1998 12 20.81812 | 23 29 22.28 | +04 06 15.9 | 16.9 | T | 071 |
| C/1998 T1 | 1998 12 20.82006 | 23 29 22.22 | +04 06 15.2 | 16.8 | T | 071 |
| C/1998 T1 | 1998 12 20.82200 | 23 29 22.03 | +04 06 12.9 | 16.9 | T | 071 |
| C/1998 T1 | 1998 12 23.76358 | 23 27 13.75 | +03 37 08.6 | 118 | ||
| C/1998 T1 | 1998 12 23.76826 | 23 27 13.56 | +03 37 05.6 | 16.7 | T | 118 |
| C/1998 T1 | 1998 12 28.77119 | 23 24 07.84 | +02 52 03.8 | 046 | ||
| C/1998 T1 | 1998 12 28.77588 | 23 24 07.69 | +02 52 01.9 | 046 | ||
| C/1998 T1 | 1998 12 28.78078 | 23 24 07.54 | +02 51 59.4 | 046 |