| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 K3 | 1998 05 27.61927 | 16 26 24.82 | +03 05 15.6 | 360 | ||
| C/1998 K3 | 1998 05 27.62344 | 16 26 24.18 | +03 05 17.6 | 360 | ||
| C/1998 K3 | 1998 05 27.62420 | 16 26 24.07 | +03 05 21.4 | 17.5 | T | 426 |
| C/1998 K3 | 1998 05 27.69793 | 16 26 13.11 | +03 05 55.1 | 17.5 | T | 867 |
| C/1998 K3 | 1998 05 27.70348 | 16 26 12.28 | +03 05 58.0 | 867 | ||
| C/1998 K3 | 1998 05 27.70835 | 16 26 11.54 | +03 06 00.7 | 867 | ||
| C/1998 K3 | 1998 05 28.06561 | 16 25 18.59 | +03 08 59.3 | 17.9 | T | 046 |
| C/1998 K3 | 1998 05 28.06674 | 16 25 18.45 | +03 09 00.4 | 046 | ||
| C/1998 K3 | 1998 05 28.10733 | 16 25 12.67 | +03 09 20.6 | 817 | ||
| C/1998 K3 | 1998 05 28.11743 | 16 25 11.25 | +03 09 25.9 | 817 | ||
| C/1998 K3 | 1998 05 28.13880 | 16 25 08.13 | +03 09 37.3 | 817 | ||
| C/1998 K3 | 1998 05 28.29761 | 16 24 44.61 | +03 10 56.5 | 18.4 | T | 704 |
| C/1998 K3 | 1998 05 28.31754 | 16 24 41.58 | +03 11 06.1 | 19.0 | T | 704 |
| C/1998 K3 | 1998 05 28.33746 | 16 24 38.61 | +03 11 15.0 | 18.7 | T | 704 |
| C/1998 K3 | 1998 05 28.35742 | 16 24 35.68 | +03 11 26.5 | 18.6 | T | 704 |
| C/1998 K3 | 1998 05 28.37733 | 16 24 32.67 | +03 11 35.9 | 18.8 | T | 704 |
| C/1998 K3 | 1998 05 28.48556 | 16 24 16.90 | +03 12 33.8 | 18.4 | T | 422 |
| C/1998 K3 | 1998 05 28.48715 | 16 24 16.66 | +03 12 34.3 | 18.3 | T | 422 |
| C/1998 K3 | 1998 05 29.20348 | 16 22 30.99 | +03 18 23.1 | 17.6 | T | 860 |
| C/1998 K3 | 1998 05 29.21685 | 16 22 28.73 | +03 18 28.9 | 860 |