| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 K5 | 1998 06 09.37970 | 18 30 02.99 | +23 18 46.9 | 658 | ||
| C/1998 K5 | 1998 06 09.38322 | 18 30 04.47 | +23 19 12.7 | 658 | ||
| C/1998 K5 | 1998 06 11.95016 | 18 50 16.58 | +28 41 13.8 | 14.3 | T | 610 |
| C/1998 K5 | 1998 06 11.95308 | 18 50 18.09 | +28 41 37.1 | 610 | ||
| C/1998 K5 | 1998 06 11.96227 | 18 50 22.82 | +28 42 50.3 | 610 | ||
| C/1998 K5 | 1998 06 11.96727 | 18 50 25.40 | +28 43 30.2 | 610 | ||
| C/1998 K5 | 1998 06 11.97228 | 18 50 27.98 | +28 44 10.1 | 610 | ||
| C/1998 K5 | 1998 06 13.19099 | 19 01 34.16 | +31 22 32.2 | 13.4 | T | 750 |
| C/1998 K5 | 1998 06 13.19561 | 19 01 36.76 | +31 23 08.6 | 13.5 | T | 750 |
| C/1998 K5 | 1998 06 13.20275 | 19 01 40.74 | +31 24 05.1 | 13.5 | T | 750 |
| C/1998 K5 | 1998 06 13.20569 | 19 01 42.41 | +31 24 28.6 | 13.3 | T | 750 |
| C/1998 K5 | 1998 06 13.88900 | 19 08 24.04 | +32 53 52.0 | 108 | ||
| C/1998 K5 | 1998 06 13.89086 | 19 08 25.21 | +32 54 07.4 | 108 | ||
| C/1998 K5 | 1998 06 13.89509 | 19 08 27.61 | +32 54 40.2 | 13.5 | T | 108 |
| C/1998 K5 | 1998 06 13.93690 | 19 08 52.57 | +33 00 12.2 | 13.4 | T | 143 |
| C/1998 K5 | 1998 06 13.93808 | 19 08 53.26 | +33 00 21.5 | 13.2 | T | 143 |
| C/1998 K5 | 1998 06 13.93848 | 19 08 53.50 | +33 00 24.8 | 13.2 | T | 143 |
| C/1998 K5 | 1998 06 14.30087 | 19 12 36.10 | +33 48 01.9 | 12.7 | T | 670 |
| C/1998 K5 | 1998 06 14.30469 | 19 12 38.47 | +33 48 32.5 | 670 | ||
| C/1998 K5 | 1998 06 14.31267 | 19 12 43.27 | +33 49 35.5 | 670 |