| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 M3 | 1998 05 26.29656 | 16 43 58.22 | -04 51 11.4 | 18.9 | T | 704 |
| C/1998 M3 | 1998 05 26.31430 | 16 43 57.14 | -04 51 03.7 | 18.9 | T | 704 |
| C/1998 M3 | 1998 05 26.33217 | 16 43 56.01 | -04 50 51.7 | 18.9 | T | 704 |
| C/1998 M3 | 1998 05 26.34996 | 16 43 55.11 | -04 50 40.5 | 18.2 | T | 704 |
| C/1998 M3 | 1998 05 26.36755 | 16 43 54.13 | -04 50 31.8 | 18.2 | T | 704 |
| C/1998 M3 | 1998 06 25.14598 | 16 17 01.84 | -00 54 36.8 | 17.6 | T | 709 |
| C/1998 M3 | 1998 06 25.15299 | 16 17 01.47 | -00 54 33.9 | 17.6 | T | 709 |
| C/1998 M3 | 1998 06 25.15880 | 16 17 01.19 | -00 54 31.5 | 17.8 | T | 709 |
| C/1998 M3 | 1998 06 25.16480 | 16 17 00.90 | -00 54 29.7 | 18.1 | T | 709 |
| C/1998 M3 | 1998 06 25.86846 | 16 16 26.46 | -00 49 51.8 | 18.8 | N | 046 |
| C/1998 M3 | 1998 06 25.86958 | 16 16 26.45 | -00 49 51.4 | 046 | ||
| C/1998 M3 | 1998 06 25.87065 | 16 16 26.33 | -00 49 51.5 | 046 | ||
| C/1998 M3 | 1998 06 25.87189 | 16 16 26.29 | -00 49 50.0 | 18.0 | T | 046 |
| C/1998 M3 | 1998 06 25.93047 | 16 16 23.40 | -00 49 27.4 | 965 | ||
| C/1998 M3 | 1998 06 25.95185 | 16 16 22.38 | -00 49 19.2 | 965 | ||
| C/1998 M3 | 1998 06 26.31553 | 16 16 04.68 | -00 46 56.7 | 658 | ||
| C/1998 M3 | 1998 06 26.31851 | 16 16 04.52 | -00 46 55.8 | 658 | ||
| C/1998 M3 | 1998 06 26.32149 | 16 16 04.37 | -00 46 54.8 | 658 | ||
| C/1998 M3 | 1998 06 26.44733 | 16 15 58.36 | -00 46 05.8 | 568 | ||
| C/1998 M3 | 1998 06 26.45226 | 16 15 58.10 | -00 46 03.7 | 568 |