| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1989 T1 | 1990 01 24.50313 | 17 30 14.18 | +58 25 31.4 | 675 | ||
| C/1989 T1 | 1990 01 24.54358 | 17 30 05.14 | +58 26 39.4 | 675 | ||
| C/1989 T1 | 1990 01 25.13542 | 17 27 35.44 | +58 39 35.2 | 071 | ||
| C/1989 T1 | 1990 01 25.15833 | 17 27 29.41 | +58 40 07.8 | 071 |
