| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 K3 | 1998 05 29.49038 | 16 21 48.64 | +03 20 46.0 | 18.7 | T | 422 |
| C/1998 K3 | 1998 05 29.49342 | 16 21 48.15 | +03 20 47.7 | 18.5 | T | 422 |
| C/1998 K3 | 1998 05 30.61707 | 16 19 02.72 | +03 29 39.7 | 17.3 | T | 402 |
| C/1998 K3 | 1998 05 30.61916 | 16 19 02.35 | +03 29 41.1 | 402 | ||
| C/1998 K3 | 1998 05 30.62124 | 16 19 02.00 | +03 29 42.0 | 402 | ||
| C/1998 K3 | 1998 05 31.67882 | 16 16 26.90 | +03 37 53.9 | 17.9 | T | 360 |
| C/1998 K3 | 1998 05 31.68316 | 16 16 26.27 | +03 37 55.6 | 360 | ||
| C/1998 K3 | 1998 05 31.68698 | 16 16 25.69 | +03 37 57.5 | 360 | ||
| C/1998 K3 | 1998 06 01.95462 | 16 13 20.81 | +03 47 27.2 | 18.0 | T | 046 |
| C/1998 K3 | 1998 06 01.95597 | 16 13 20.63 | +03 47 27.3 | 046 | ||
| C/1998 K3 | 1998 06 01.95714 | 16 13 20.44 | +03 47 28.0 | 046 | ||
| C/1998 K3 | 1998 06 01.95834 | 16 13 20.23 | +03 47 28.3 | 046 | ||
| C/1998 K3 | 1998 06 02.05435 | 16 13 06.23 | +03 48 10.5 | 17.2 | T | 118 |
| C/1998 K3 | 1998 06 02.05701 | 16 13 05.81 | +03 48 12.2 | 118 | ||
| C/1998 K3 | 1998 06 03.00249 | 16 10 48.70 | +03 55 01.9 | 17.7 | T | 118 |
| C/1998 K3 | 1998 06 03.00649 | 16 10 48.15 | +03 55 03.4 | 118 | ||
| C/1998 K3 | 1998 06 03.21544 | 16 10 18.20 | +03 56 32.8 | 18.3 | T | 704 |
| C/1998 K3 | 1998 06 03.22811 | 16 10 16.34 | +03 56 39.5 | 18.8 | T | 704 |
| C/1998 K3 | 1998 06 03.24076 | 16 10 14.35 | +03 56 42.5 | 18.2 | T | 704 |
| C/1998 K3 | 1998 06 03.25340 | 16 10 12.52 | +03 56 51.7 | 18.9 | T | 704 |