| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1997 O1 | 1998 02 09.17019 | 16 09 39.16 | +51 55 27.0 | 16.9 | T | 118 |
| C/1997 O1 | 1998 02 18.16362 | 16 11 18.63 | +56 38 55.2 | 118 | ||
| C/1997 O1 | 1998 02 18.16935 | 16 11 18.64 | +56 39 05.4 | 17.0 | T | 118 |
| C/1997 O1 | 1998 03 23.09245 | 15 36 23.13 | +71 55 00.8 | 118 | ||
| C/1997 O1 | 1998 03 23.11153 | 15 36 20.10 | +71 55 25.8 | 17.8 | T | 118 |
