| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 K5 | 1998 12 13.54366 | 02 27 10.45 | +08 36 38.4 | 15.8 | T | 897 |
| C/1998 K5 | 1998 12 16.44066 | 02 27 17.40 | +08 35 48.0 | 15.2 | T | 402 |
| C/1998 K5 | 1998 12 16.44206 | 02 27 17.42 | +08 35 47.9 | 402 | ||
| C/1998 K5 | 1998 12 16.44345 | 02 27 17.43 | +08 35 47.9 | 402 | ||
| C/1998 K5 | 1999 01 01.49315 | 02 31 17.51 | +08 54 15.1 | 897 | ||
| C/1998 K5 | 1999 01 01.53368 | 02 31 18.49 | +08 54 20.0 | 16.7 | T | 897 |
| C/1998 K5 | 1999 01 11.13768 | 02 35 58.25 | +09 19 15.5 | 18.9 | T | 704 |
| C/1998 K5 | 1999 01 11.14830 | 02 35 58.82 | +09 19 19.5 | 18.9 | T | 704 |
| C/1998 K5 | 1999 01 11.15885 | 02 35 59.13 | +09 19 20.0 | 18.9 | T | 704 |
| C/1998 K5 | 1999 01 11.16933 | 02 35 59.41 | +09 19 23.7 | 18.9 | T | 704 |
| C/1998 K5 | 1999 01 11.17982 | 02 35 59.69 | +09 19 27.1 | 18.9 | T | 704 |
| C/1998 K5 | 1999 01 11.49396 | 02 36 10.23 | +09 20 22.2 | 897 | ||
| C/1998 K5 | 1999 01 13.53785 | 02 37 21.16 | +09 26 41.1 | 17.1 | T | 360 |
| C/1998 K5 | 1999 01 13.54167 | 02 37 21.29 | +09 26 41.9 | 360 | ||
| C/1998 K5 | 1999 01 14.13576 | 02 37 42.70 | +09 28 36.1 | 693 | ||
| C/1998 K5 | 1999 01 14.14324 | 02 37 42.93 | +09 28 37.5 | 693 | ||
| C/1998 K5 | 1999 01 14.15062 | 02 37 43.20 | +09 28 39.0 | 17.3 | T | 693 |
| C/1998 K5 | 1999 01 15.14302 | 02 38 19.28 | +09 31 50.8 | 693 | ||
| C/1998 K5 | 1999 01 15.15056 | 02 38 19.53 | +09 31 52.1 | 17.3 | T | 693 |
| C/1998 K5 | 1999 01 17.47233 | 02 39 46.99 | +09 39 37.8 | 897 |