| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 K5 | 1998 06 23.92234 | 21 30 52.25 | +50 56 34.5 | 12.7 | T | 504 |
| C/1998 K5 | 1998 06 23.92289 | 21 30 52.85 | +50 56 36.5 | 12.7 | T | 504 |
| C/1998 K5 | 1998 06 23.92319 | 21 30 53.14 | +50 56 37.7 | 12.7 | T | 504 |
| C/1998 K5 | 1998 06 23.92350 | 21 30 53.45 | +50 56 38.8 | 12.7 | T | 504 |
| C/1998 K5 | 1998 06 23.92380 | 21 30 53.77 | +50 56 39.9 | 12.7 | T | 504 |
| C/1998 K5 | 1998 06 23.92410 | 21 30 54.07 | +50 56 41.2 | 12.7 | T | 504 |
| C/1998 K5 | 1998 06 23.92441 | 21 30 54.40 | +50 56 42.4 | 12.7 | T | 504 |
| C/1998 K5 | 1998 06 23.92471 | 21 30 54.71 | +50 56 43.6 | 12.7 | T | 504 |
| C/1998 K5 | 1998 06 23.92505 | 21 30 55.08 | +50 56 45.0 | 12.6 | T | 504 |
| C/1998 K5 | 1998 06 23.92704 | 21 30 57.18 | +50 56 52.8 | 12.6 | T | 504 |
| C/1998 K5 | 1998 06 23.92734 | 21 30 57.52 | +50 56 54.0 | 12.7 | T | 504 |
| C/1998 K5 | 1998 06 23.92763 | 21 30 57.83 | +50 56 55.2 | 12.6 | T | 504 |
| C/1998 K5 | 1998 06 23.92794 | 21 30 58.16 | +50 56 56.4 | 12.7 | T | 504 |
| C/1998 K5 | 1998 06 23.92824 | 21 30 58.45 | +50 56 57.6 | 12.6 | T | 504 |
| C/1998 K5 | 1998 06 24.23584 | 21 36 24.31 | +51 16 41.8 | 13.4 | T | 860 |
| C/1998 K5 | 1998 06 24.23755 | 21 36 26.15 | +51 16 48.1 | 13.0 | T | 860 |
| C/1998 K5 | 1998 06 24.24190 | 21 36 30.74 | +51 17 04.2 | 13.2 | T | 860 |
| C/1998 K5 | 1998 06 25.04204 | 21 50 49.90 | +51 59 51.7 | 12.5 | T | 046 |
| C/1998 K5 | 1998 06 25.04278 | 21 50 50.69 | +51 59 54.0 | 046 | ||
| C/1998 K5 | 1998 06 25.04388 | 21 50 51.86 | +51 59 57.3 | 046 |
