| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 K5 | 1998 06 14.32378 | 19 12 50.01 | +33 51 03.6 | 670 | ||
| C/1998 K5 | 1998 06 15.00836 | 19 20 06.68 | +35 20 20.6 | 13.5 | N | 557 |
| C/1998 K5 | 1998 06 15.01044 | 19 20 08.03 | +35 20 37.0 | 12.8 | T | 557 |
| C/1998 K5 | 1998 06 15.01356 | 19 20 10.03 | +35 21 01.5 | 557 | ||
| C/1998 K5 | 1998 06 15.18929 | 19 22 06.14 | +35 44 43.8 | 12.2 | T | 860 |
| C/1998 K5 | 1998 06 15.19869 | 19 22 12.26 | +35 45 57.9 | 12.4 | T | 860 |
| C/1998 K5 | 1998 06 15.20638 | 19 22 17.31 | +35 46 59.2 | 12.4 | T | 860 |
| C/1998 K5 | 1998 06 15.21270 | 19 22 21.41 | +35 47 48.8 | 12.4 | T | 860 |
| C/1998 K5 | 1998 06 15.56979 | 19 26 24.57 | +36 33 19.5 | 12.8 | T | 355 |
| C/1998 K5 | 1998 06 15.57185 | 19 26 25.95 | +36 33 35.6 | 355 | ||
| C/1998 K5 | 1998 06 15.57485 | 19 26 27.94 | +36 33 58.9 | 355 | ||
| C/1998 K5 | 1998 06 15.96400 | 19 30 57.42 | +37 24 00.8 | 13.0 | N | 143 |
| C/1998 K5 | 1998 06 15.96438 | 19 30 57.71 | +37 24 04.0 | 13.0 | N | 143 |
| C/1998 K5 | 1998 06 15.96477 | 19 30 57.98 | +37 24 07.0 | 13.1 | N | 143 |
| C/1998 K5 | 1998 06 17.35613 | 19 48 07.43 | +40 19 33.7 | 12.6 | T | 696 |
| C/1998 K5 | 1998 06 17.35659 | 19 48 07.78 | +40 19 37.0 | 12.6 | T | 696 |
| C/1998 K5 | 1998 06 17.35705 | 19 48 08.12 | +40 19 40.3 | 12.6 | T | 696 |
| C/1998 K5 | 1998 06 17.67361 | 19 52 17.01 | +40 58 20.6 | 13.0 | T | 360 |
| C/1998 K5 | 1998 06 17.67569 | 19 52 18.62 | +40 58 35.8 | 360 | ||
| C/1998 K5 | 1998 06 17.67743 | 19 52 19.95 | +40 58 48.5 | 360 |