| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 M5 | 1998 07 21.18844 | 22 52 51.08 | +25 15 14.9 | 13.5 | N | 758 |
| C/1998 M5 | 1998 07 21.92083 | 22 51 54.45 | +25 31 51.4 | 13.2 | T | 561 |
| C/1998 M5 | 1998 07 21.92535 | 22 51 54.08 | +25 31 57.5 | 13.3 | T | 561 |
| C/1998 M5 | 1998 07 21.92986 | 22 51 53.73 | +25 32 03.7 | 13.1 | T | 561 |
| C/1998 M5 | 1998 07 21.93507 | 22 51 53.32 | +25 32 10.9 | 13.2 | T | 561 |
| C/1998 M5 | 1998 07 21.93935 | 22 51 52.97 | +25 32 16.7 | 13.2 | T | 561 |
| C/1998 M5 | 1998 07 21.95825 | 22 51 51.40 | +25 32 41.0 | 13.3 | T | 605 |
| C/1998 M5 | 1998 07 21.97081 | 22 51 50.36 | +25 32 58.0 | 13.3 | T | 605 |
| C/1998 M5 | 1998 07 21.99015 | 22 51 48.83 | +25 33 24.5 | 13.3 | T | 605 |
| C/1998 M5 | 1998 07 22.16945 | 22 51 34.86 | +25 37 31.6 | 13.5 | N | 758 |
| C/1998 M5 | 1998 07 22.17692 | 22 51 34.23 | +25 37 41.5 | 13.4 | N | 758 |
| C/1998 M5 | 1998 07 22.21469 | 22 51 31.20 | +25 38 32.3 | 13.5 | N | 758 |
| C/1998 M5 | 1998 07 22.94324 | 22 50 32.50 | +25 55 06.1 | 13.1 | T | 605 |
| C/1998 M5 | 1998 07 22.96053 | 22 50 31.12 | +25 55 29.7 | 13.1 | T | 605 |
| C/1998 M5 | 1998 07 22.98669 | 22 50 29.01 | +25 56 06.6 | 13.5 | T | 561 |
| C/1998 M5 | 1998 07 22.98854 | 22 50 28.86 | +25 56 09.0 | 13.5 | T | 561 |
| C/1998 M5 | 1998 07 22.99132 | 22 50 28.63 | +25 56 12.9 | 13.4 | T | 561 |
| C/1998 M5 | 1998 07 22.99444 | 22 50 28.37 | +25 56 17.1 | 13.4 | T | 561 |
| C/1998 M5 | 1998 07 22.99688 | 22 50 28.17 | +25 56 20.5 | 13.4 | T | 561 |
| C/1998 M5 | 1998 07 22.99965 | 22 50 27.94 | +25 56 24.3 | 13.4 | T | 561 |