| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 U5 | 1998 11 12.85243 | 04 25 11.90 | +55 59 30.4 | 11.1 | T | 540 |
| C/1998 U5 | 1998 11 12.85348 | 04 25 10.28 | +55 59 37.8 | 540 | ||
| C/1998 U5 | 1998 11 12.85446 | 04 25 08.71 | +55 59 45.1 | 540 | ||
| C/1998 U5 | 1998 11 13.08302 | 04 18 57.56 | +56 27 06.8 | 143 | ||
| C/1998 U5 | 1998 11 13.09361 | 04 18 40.04 | +56 28 21.0 | 143 | ||
| C/1998 U5 | 1998 11 13.10537 | 04 18 20.59 | +56 29 43.1 | 143 | ||
| C/1998 U5 | 1998 11 13.11410 | 04 18 08.56 | +56 30 41.7 | 13.7 | T | 750 |
| C/1998 U5 | 1998 11 13.11513 | 04 18 06.73 | +56 30 48.9 | 13.7 | T | 750 |
| C/1998 U5 | 1998 11 13.13668 | 04 17 31.56 | +56 33 18.5 | 11.5 | T | 713 |
| C/1998 U5 | 1998 11 13.14747 | 04 17 13.42 | +56 34 37.2 | 14.1 | T | 750 |
| C/1998 U5 | 1998 11 13.14750 | 04 17 13.58 | +56 34 34.8 | 11.6 | T | 713 |
| C/1998 U5 | 1998 11 13.15114 | 04 17 07.24 | +56 35 02.7 | 14.6 | T | 750 |
| C/1998 U5 | 1998 11 13.15269 | 04 17 04.51 | +56 35 18.0 | 11.5 | T | 758 |
| C/1998 U5 | 1998 11 13.15478 | 04 17 01.03 | +56 35 31.7 | 11.6 | T | 758 |
| C/1998 U5 | 1998 11 13.15686 | 04 16 57.55 | +56 35 46.8 | 11.5 | T | 758 |
| C/1998 U5 | 1998 11 13.15895 | 04 16 54.14 | +56 36 02.3 | 11.6 | T | 758 |
| C/1998 U5 | 1998 11 13.16598 | 04 16 42.79 | +56 36 45.2 | 11.9 | T | 713 |
| C/1998 U5 | 1998 11 13.19554 | 04 15 53.35 | +56 40 11.1 | 11.6 | T | 713 |
| C/1998 U5 | 1998 11 13.21617 | 04 15 18.76 | +56 42 35.4 | 11.7 | T | 713 |
| C/1998 U5 | 1998 11 13.24514 | 04 14 29.18 | +56 45 58.5 | 10.4 | T | 761 |