| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 M5 | 1998 08 07.97537 | 22 21 44.80 | +31 59 39.7 | 152 | ||
| C/1998 M5 | 1998 08 07.97756 | 22 21 44.64 | +31 59 42.8 | 12.8 | T | 628 |
| C/1998 M5 | 1998 08 09.08935 | 22 19 11.65 | +32 24 03.8 | 14.5 | T | 143 |
| C/1998 M5 | 1998 08 09.09915 | 22 19 10.25 | +32 24 16.2 | 14.6 | T | 143 |
| C/1998 M5 | 1998 08 09.10896 | 22 19 08.86 | +32 24 29.0 | 14.5 | T | 143 |
| C/1998 M5 | 1998 08 09.91139 | 22 17 16.13 | +32 41 53.4 | 14.6 | T | 143 |
| C/1998 M5 | 1998 08 09.91452 | 22 17 15.65 | +32 41 57.1 | 14.6 | T | 143 |
| C/1998 M5 | 1998 08 09.92080 | 22 17 14.77 | +32 42 05.1 | 14.7 | T | 143 |
| C/1998 M5 | 1998 08 10.06233 | 22 16 54.49 | +32 45 08.5 | 13.2 | T | 758 |
| C/1998 M5 | 1998 08 10.06600 | 22 16 53.92 | +32 45 13.6 | 13.3 | T | 758 |
| C/1998 M5 | 1998 08 10.11056 | 22 16 47.13 | +32 46 14.1 | 13.5 | T | 758 |
| C/1998 M5 | 1998 08 10.11314 | 22 16 46.84 | +32 46 18.0 | 13.8 | T | 758 |
| C/1998 M5 | 1998 08 10.97403 | 22 14 42.70 | +33 04 41.8 | 046 | ||
| C/1998 M5 | 1998 08 10.97527 | 22 14 42.52 | +33 04 43.3 | 046 | ||
| C/1998 M5 | 1998 08 10.97706 | 22 14 42.26 | +33 04 45.6 | 046 | ||
| C/1998 M5 | 1998 08 11.32875 | 22 13 50.45 | +33 12 15.8 | 13.0 | T | 758 |
| C/1998 M5 | 1998 08 11.33132 | 22 13 50.04 | +33 12 18.9 | 13.0 | T | 758 |
| C/1998 M5 | 1998 08 11.39025 | 22 13 41.24 | +33 13 32.4 | 12.9 | T | 758 |
| C/1998 M5 | 1998 08 11.39312 | 22 13 40.82 | +33 13 36.6 | 13.2 | T | 758 |
| C/1998 M5 | 1998 08 11.61074 | 22 13 09.02 | +33 18 14.2 | 12.8 | T | 402 |