| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 K2 | 1998 07 10.51007 | 15 08 49.67 | -46 39 21.5 | 13.4 | T | 426 |
| C/1998 K2 | 1998 07 10.51602 | 15 08 49.01 | -46 39 26.3 | 13.4 | T | 426 |
| C/1998 K2 | 1998 07 10.52189 | 15 08 48.35 | -46 39 31.0 | 13.4 | T | 426 |
| C/1998 K2 | 1998 07 11.53120 | 15 06 59.66 | -46 52 44.5 | 15.8 | N | 422 |
| C/1998 K2 | 1998 07 11.53220 | 15 06 59.52 | -46 52 45.3 | 15.8 | N | 422 |
| C/1998 K2 | 1998 07 11.53317 | 15 06 59.43 | -46 52 46.1 | 15.7 | N | 422 |
| C/1998 K2 | 1998 07 11.53413 | 15 06 59.30 | -46 52 47.0 | 15.5 | N | 422 |
| C/1998 K2 | 1998 07 19.44998 | 14 54 34.97 | -48 28 11.1 | 15.3 | N | 422 |
| C/1998 K2 | 1998 07 19.45069 | 14 54 34.92 | -48 28 11.4 | 15.4 | N | 422 |
| C/1998 K2 | 1998 07 19.45137 | 14 54 34.85 | -48 28 11.9 | 15.4 | N | 422 |
| C/1998 K2 | 1998 07 22.55834 | 14 50 36.55 | -49 02 24.3 | 11.5 | T | 322 |
| C/1998 K2 | 1998 07 22.69097 | 14 50 26.94 | -49 03 48.3 | 12.2 | T | 322 |
| C/1998 K2 | 1998 07 22.70694 | 14 50 25.78 | -49 03 57.8 | 11.8 | T | 322 |
| C/1998 K2 | 1998 07 30.01331 | 14 43 10.94 | -50 19 59.6 | 13.3 | T | 844 |
| C/1998 K2 | 1998 07 30.03223 | 14 43 10.15 | -50 20 10.6 | 13.2 | T | 844 |
| C/1998 K2 | 1998 07 30.04617 | 14 43 09.37 | -50 20 19.0 | 13.0 | T | 844 |
| C/1998 K2 | 1998 08 02.41913 | 14 40 45.42 | -50 54 12.2 | 15.7 | N | 422 |
| C/1998 K2 | 1998 08 02.41978 | 14 40 45.39 | -50 54 12.5 | 15.7 | N | 422 |
| C/1998 K2 | 1998 08 02.42193 | 14 40 45.32 | -50 54 13.8 | 15.6 | N | 422 |
| C/1998 K2 | 1998 08 05.42986 | 14 39 06.37 | -51 24 11.5 | 426 |