| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 M5 | 1997 09 30.34523 | 22 05 56.21 | -24 37 46.7 | 17.4 | N | 566 |
| C/1998 M5 | 1997 09 30.35985 | 22 05 55.44 | -24 37 44.3 | 17.4 | N | 566 |
| C/1998 M5 | 1997 09 30.36990 | 22 05 54.98 | -24 37 43.5 | 17.5 | N | 566 |
| C/1998 M5 | 1998 06 30.30998 | 23 10 12.61 | +17 49 45.4 | 15.9 | T | 704 |
| C/1998 M5 | 1998 06 30.32205 | 23 10 12.43 | +17 50 01.8 | 16.0 | T | 704 |
| C/1998 M5 | 1998 06 30.33430 | 23 10 12.04 | +17 50 14.7 | 16.3 | T | 704 |
| C/1998 M5 | 1998 06 30.34652 | 23 10 11.72 | +17 50 28.4 | 15.9 | T | 704 |
| C/1998 M5 | 1998 06 30.35817 | 23 10 11.03 | +17 50 44.3 | 704 | ||
| C/1998 M5 | 1998 07 01.02361 | 23 09 52.57 | +18 03 54.4 | 557 | ||
| C/1998 M5 | 1998 07 01.02465 | 23 09 52.54 | +18 03 55.6 | 557 | ||
| C/1998 M5 | 1998 07 01.02569 | 23 09 52.50 | +18 03 57.0 | 13.9 | T | 557 |
| C/1998 M5 | 1998 07 01.02683 | 23 09 52.47 | +18 03 58.2 | 15.4 | N | 557 |
| C/1998 M5 | 1998 07 01.05806 | 23 09 51.46 | +18 04 34.9 | 13.8 | T | 120 |
| C/1998 M5 | 1998 07 01.05994 | 23 09 51.41 | +18 04 37.4 | 13.9 | T | 120 |
| C/1998 M5 | 1998 07 01.06163 | 23 09 51.38 | +18 04 39.9 | 13.8 | T | 120 |
| C/1998 M5 | 1998 07 01.06499 | 23 09 51.25 | +18 04 43.4 | 13.9 | T | 120 |
| C/1998 M5 | 1998 07 01.19057 | 23 09 47.90 | +18 07 15.6 | 14.1 | T | 758 |
| C/1998 M5 | 1998 07 01.19456 | 23 09 47.59 | +18 07 19.5 | 14.2 | T | 758 |
| C/1998 M5 | 1998 07 01.19738 | 23 09 47.60 | +18 07 22.0 | 14.3 | T | 758 |
| C/1998 M5 | 1998 07 01.19990 | 23 09 47.52 | +18 07 25.5 | 14.3 | T | 758 |