| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 T1 | 1998 10 11.59307 | 01 35 01.21 | +21 38 07.3 | 16.0 | T | 886 |
| C/1998 T1 | 1998 10 11.60455 | 01 34 59.60 | +21 37 58.3 | 886 | ||
| C/1998 T1 | 1998 10 11.61596 | 01 34 58.17 | +21 37 51.4 | 886 | ||
| C/1998 T1 | 1998 10 13.86091 | 01 29 59.60 | +21 10 48.2 | 16.5 | T | 120 |
| C/1998 T1 | 1998 10 13.87200 | 01 29 58.10 | +21 10 40.3 | 16.4 | T | 120 |
| C/1998 T1 | 1998 10 13.88331 | 01 29 56.57 | +21 10 31.8 | 16.4 | T | 120 |
| C/1998 T1 | 1998 10 13.88588 | 01 29 56.14 | +21 10 28.8 | 154 | ||
| C/1998 T1 | 1998 10 13.89019 | 01 29 55.67 | +21 10 26.0 | 154 | ||
| C/1998 T1 | 1998 10 14.01426 | 01 29 38.81 | +21 08 53.5 | 046 | ||
| C/1998 T1 | 1998 10 14.01646 | 01 29 38.51 | +21 08 51.8 | 046 | ||
| C/1998 T1 | 1998 10 14.01860 | 01 29 38.22 | +21 08 50.0 | 046 | ||
| C/1998 T1 | 1998 10 14.58021 | 01 28 22.66 | +21 01 48.2 | 360 | ||
| C/1998 T1 | 1998 10 14.60243 | 01 28 19.62 | +21 01 31.3 | 360 | ||
| C/1998 T1 | 1998 10 14.60694 | 01 28 19.03 | +21 01 27.9 | 360 | ||
| C/1998 T1 | 1998 10 15.87332 | 01 25 27.26 | +20 45 11.6 | 16.4 | T | 120 |
| C/1998 T1 | 1998 10 15.88572 | 01 25 25.59 | +20 45 02.6 | 16.4 | T | 120 |
| C/1998 T1 | 1998 10 16.91155 | 01 23 05.36 | +20 31 28.1 | 15.7 | T | 504 |
| C/1998 T1 | 1998 10 16.91314 | 01 23 05.16 | +20 31 27.1 | 15.8 | T | 504 |
| C/1998 T1 | 1998 10 16.91589 | 01 23 04.75 | +20 31 25.1 | 15.7 | T | 504 |
| C/1998 T1 | 1998 10 16.91691 | 01 23 04.65 | +20 31 24.0 | 15.9 | T | 504 |