| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 T1 | 1999 06 21.26800 | 22 16 38.04 | -27 08 15.7 | 834 | ||
| C/1998 T1 | 1999 06 21.30954 | 22 16 18.25 | -27 12 13.3 | 834 | ||
| C/1998 T1 | 1999 06 26.35692 | 21 22 34.17 | -36 16 08.5 | 701 | ||
| C/1998 T1 | 1999 06 26.37410 | 21 22 19.55 | -36 18 09.3 | 701 | ||
| C/1998 T1 | 1999 06 26.39130 | 21 22 04.87 | -36 20 09.7 | 701 | ||
| C/1998 T1 | 1999 06 30.96896 | 19 58 14.82 | -44 35 12.7 | 844 | ||
| C/1998 T1 | 1999 06 30.97309 | 19 58 09.24 | -44 35 34.7 | 844 | ||
| C/1998 T1 | 1999 06 30.97829 | 19 58 02.21 | -44 36 02.3 | 844 | ||
| C/1998 T1 | 1999 07 05.24760 | 18 12 31.20 | -47 53 12.5 | 834 | ||
| C/1998 T1 | 1999 07 07.17263 | 17 26 11.01 | -47 18 17.8 | 834 | ||
| C/1998 T1 | 1999 07 07.23037 | 17 24 51.84 | -47 16 11.7 | 834 | ||
| C/1998 T1 | 1999 07 07.58750 | 17 16 53.63 | -47 02 33.8 | 9.5 | T | 372 |
| C/1998 T1 | 1999 07 08.13027 | 17 05 10.99 | -46 37 52.3 | 834 | ||
| C/1998 T1 | 1999 07 08.53524 | 16 56 48.54 | -46 17 25.9 | 372 | ||
| C/1998 T1 | 1999 07 09.43284 | 16 39 20.19 | -45 25 25.6 | 13.1 | N | 467 |
| C/1998 T1 | 1999 07 09.43563 | 16 39 17.04 | -45 25 15.7 | 13.0 | N | 467 |
| C/1998 T1 | 1999 07 09.43910 | 16 39 13.14 | -45 25 03.0 | 13.2 | N | 467 |
| C/1998 T1 | 1999 07 10.44971 | 16 21 24.00 | -44 19 19.4 | 12.9 | N | 467 |
| C/1998 T1 | 1999 07 10.45388 | 16 21 19.78 | -44 19 02.1 | 12.9 | N | 467 |
| C/1998 T1 | 1999 07 10.45735 | 16 21 16.31 | -44 18 48.1 | 13.5 | N | 467 |