| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 T1 | 1999 07 10.55104 | 16 19 43.29 | -44 12 38.9 | 352 | ||
| C/1998 T1 | 1999 07 10.55218 | 16 19 42.18 | -44 12 33.3 | 352 | ||
| C/1998 T1 | 1999 07 10.55331 | 16 19 41.06 | -44 12 28.4 | 352 | ||
| C/1998 T1 | 1999 07 10.95515 | 16 13 13.18 | -43 44 28.2 | 844 | ||
| C/1998 T1 | 1999 07 10.96272 | 16 13 05.86 | -43 43 56.5 | 844 | ||
| C/1998 T1 | 1999 07 10.96797 | 16 13 00.78 | -43 43 33.9 | 844 | ||
| C/1998 T1 | 1999 07 15.48368 | 15 17 47.97 | -38 21 08.3 | 360 | ||
| C/1998 T1 | 1999 07 15.48490 | 15 17 47.30 | -38 21 03.3 | 360 | ||
| C/1998 T1 | 1999 07 15.48611 | 15 17 46.63 | -38 20 58.6 | 360 | ||
| C/1998 T1 | 1999 07 20.35863 | 14 43 04.55 | -33 23 02.6 | 13.6 | T | 466 |
| C/1998 T1 | 1999 07 20.36007 | 14 43 04.09 | -33 22 58.3 | 13.6 | T | 466 |
| C/1998 T1 | 1999 07 20.36366 | 14 43 02.92 | -33 22 46.8 | 13.6 | T | 466 |
| C/1998 T1 | 1999 07 20.36604 | 14 43 02.18 | -33 22 39.1 | 13.6 | T | 466 |
| C/1998 T1 | 1999 07 20.36990 | 14 43 00.68 | -33 22 25.0 | 14.5 | N | 467 |
| C/1998 T1 | 1999 07 20.38414 | 14 42 56.18 | -33 21 41.1 | 13.5 | T | 466 |
| C/1998 T1 | 1999 07 20.38868 | 14 42 54.49 | -33 21 24.7 | 14.2 | N | 467 |
| C/1998 T1 | 1999 07 20.42269 | 14 42 43.66 | -33 19 37.3 | 13.6 | T | 466 |
| C/1998 T1 | 1999 07 20.42378 | 14 42 43.28 | -33 19 33.8 | 13.6 | T | 466 |
| C/1998 T1 | 1999 07 22.45163 | 14 32 54.66 | -31 38 13.0 | 13.1 | T | 466 |
| C/1998 T1 | 1999 07 22.45574 | 14 32 53.67 | -31 38 02.1 | 13.1 | T | 466 |