| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 K3 | 1998 05 26.16407 | 16 30 00.35 | +02 52 46.7 | 18.3 | T | 709 |
| C/1998 K3 | 1998 05 26.29366 | 16 29 41.04 | +02 53 53.4 | 18.3 | T | 704 |
| C/1998 K3 | 1998 05 26.29375 | 16 29 41.03 | +02 53 53.9 | 18.5 | T | 704 |
| C/1998 K3 | 1998 05 26.31138 | 16 29 38.39 | +02 54 02.8 | 18.7 | T | 704 |
| C/1998 K3 | 1998 05 26.31148 | 16 29 38.37 | +02 54 03.9 | 18.5 | T | 704 |
| C/1998 K3 | 1998 05 26.32907 | 16 29 35.77 | +02 54 13.2 | 18.5 | T | 704 |
| C/1998 K3 | 1998 05 26.32917 | 16 29 35.78 | +02 54 13.0 | 18.6 | T | 704 |
| C/1998 K3 | 1998 05 26.34705 | 16 29 33.08 | +02 54 21.6 | 18.7 | T | 704 |
| C/1998 K3 | 1998 05 26.34714 | 16 29 33.29 | +02 54 20.8 | 18.7 | T | 704 |
| C/1998 K3 | 1998 05 26.36463 | 16 29 30.40 | +02 54 31.3 | 18.3 | T | 704 |
| C/1998 K3 | 1998 05 26.36473 | 16 29 30.46 | +02 54 31.9 | 18.8 | T | 704 |
| C/1998 K3 | 1998 05 26.49147 | 16 29 11.79 | +02 55 41.3 | 18.0 | T | 422 |
| C/1998 K3 | 1998 05 26.49318 | 16 29 11.59 | +02 55 41.1 | 422 | ||
| C/1998 K3 | 1998 05 26.55715 | 16 29 02.10 | +02 56 11.4 | 18.3 | T | 402 |
| C/1998 K3 | 1998 05 26.55993 | 16 29 01.70 | +02 56 12.7 | 402 | ||
| C/1998 K3 | 1998 05 26.56271 | 16 29 01.25 | +02 56 13.8 | 402 | ||
| C/1998 K3 | 1998 05 26.56520 | 16 29 00.88 | +02 56 15.6 | 402 | ||
| C/1998 K3 | 1998 05 26.65935 | 16 28 46.75 | +02 57 07.4 | 17.4 | T | 426 |
| C/1998 K3 | 1998 05 26.66475 | 16 28 46.01 | +02 57 09.8 | 18.3 | T | 426 |
| C/1998 K3 | 1998 05 26.91382 | 16 28 09.17 | +02 59 14.3 | 120 |