| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 M4 | 1998 06 27.23436 | 19 41 11.18 | -10 28 18.0 | 16.5 | T | 709 |
| C/1998 M4 | 1998 06 27.23993 | 19 41 10.24 | -10 28 26.0 | 16.6 | T | 709 |
| C/1998 M4 | 1998 06 27.24335 | 19 41 09.77 | -10 28 24.6 | 16.7 | T | 709 |
| C/1998 M4 | 1998 06 27.33895 | 19 40 54.82 | -10 29 35.7 | 734 | ||
| C/1998 M4 | 1998 06 27.34295 | 19 40 54.22 | -10 29 39.3 | 734 | ||
| C/1998 M4 | 1998 06 27.34928 | 19 40 53.14 | -10 29 44.6 | 734 | ||
| C/1998 M4 | 1998 06 27.36581 | 19 40 50.60 | -10 29 56.6 | 711 | ||
| C/1998 M4 | 1998 06 27.36921 | 19 40 50.06 | -10 29 59.1 | 711 | ||
| C/1998 M4 | 1998 06 27.37229 | 19 40 49.57 | -10 30 01.5 | 711 | ||
| C/1998 M4 | 1998 06 27.59352 | 19 40 15.38 | -10 32 43.2 | 14.7 | T | 426 |
| C/1998 M4 | 1998 06 27.60471 | 19 40 13.59 | -10 32 51.7 | 14.7 | T | 426 |
| C/1998 M4 | 1998 06 27.61536 | 19 40 11.94 | -10 32 59.8 | 14.7 | T | 426 |
| C/1998 M4 | 1998 06 27.85245 | 19 39 35.17 | -10 36 01.9 | 121 | ||
| C/1998 M4 | 1998 06 27.85523 | 19 39 34.68 | -10 36 03.6 | 16.6 | T | 121 |
| C/1998 M4 | 1998 06 27.86079 | 19 39 33.76 | -10 36 08.4 | 16.4 | T | 121 |
| C/1998 M4 | 1998 06 27.89595 | 19 39 28.33 | -10 36 35.9 | 17.1 | T | 540 |
| C/1998 M4 | 1998 06 27.89956 | 19 39 27.75 | -10 36 35.0 | 540 | ||
| C/1998 M4 | 1998 06 27.90309 | 19 39 27.25 | -10 36 38.4 | 540 | ||
| C/1998 M4 | 1998 06 27.91725 | 19 39 24.93 | -10 36 48.9 | 046 | ||
| C/1998 M4 | 1998 06 27.91834 | 19 39 24.74 | -10 36 50.3 | 046 |