| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 M5 | 1998 07 02.64921 | 23 09 03.56 | +18 36 26.4 | 13.8 | T | 897 |
| C/1998 M5 | 1998 07 02.67302 | 23 09 02.80 | +18 36 55.0 | 355 | ||
| C/1998 M5 | 1998 07 02.67389 | 23 09 02.77 | +18 36 56.6 | 13.6 | T | 355 |
| C/1998 M5 | 1998 07 02.67551 | 23 09 02.71 | +18 36 58.5 | 355 | ||
| C/1998 M5 | 1998 07 02.69970 | 23 09 01.95 | +18 37 27.4 | 13.6 | T | 402 |
| C/1998 M5 | 1998 07 02.70178 | 23 09 01.89 | +18 37 29.9 | 402 | ||
| C/1998 M5 | 1998 07 02.70387 | 23 09 01.82 | +18 37 32.5 | 402 | ||
| C/1998 M5 | 1998 07 02.71421 | 23 09 01.39 | +18 37 48.3 | 15.6 | N | 422 |
| C/1998 M5 | 1998 07 02.71491 | 23 09 01.39 | +18 37 49.4 | 15.7 | N | 422 |
| C/1998 M5 | 1998 07 02.71554 | 23 09 01.36 | +18 37 50.1 | 15.8 | N | 422 |
| C/1998 M5 | 1998 07 02.71693 | 23 09 01.31 | +18 37 51.7 | 15.7 | N | 422 |
| C/1998 M5 | 1998 07 02.74479 | 23 09 00.48 | +18 38 22.1 | 13.6 | T | 360 |
| C/1998 M5 | 1998 07 02.74722 | 23 09 00.39 | +18 38 24.9 | 360 | ||
| C/1998 M5 | 1998 07 02.74965 | 23 09 00.31 | +18 38 27.9 | 360 | ||
| C/1998 M5 | 1998 07 02.95013 | 23 08 53.92 | +18 42 26.3 | 620 | ||
| C/1998 M5 | 1998 07 02.96823 | 23 08 53.32 | +18 42 50.6 | 620 | ||
| C/1998 M5 | 1998 07 02.97323 | 23 08 53.30 | +18 42 57.7 | 620 | ||
| C/1998 M5 | 1998 07 02.97777 | 23 08 53.13 | +18 43 02.1 | 620 | ||
| C/1998 M5 | 1998 07 02.98407 | 23 08 52.84 | +18 43 10.6 | 046 | ||
| C/1998 M5 | 1998 07 02.98510 | 23 08 52.81 | +18 43 11.9 | 046 |