| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 M3 | 1998 07 20.88799 | 15 59 34.07 | +01 22 34.4 | 18.6 | T | 046 |
| C/1998 M3 | 1998 07 20.88913 | 15 59 34.06 | +01 22 36.0 | 046 | ||
| C/1998 M3 | 1998 07 20.92237 | 15 59 33.01 | +01 22 42.9 | 17.9 | T | 118 |
| C/1998 M3 | 1998 07 20.93465 | 15 59 32.63 | +01 22 45.7 | 17.6 | T | 118 |
| C/1998 M3 | 1998 07 22.47818 | 15 58 45.40 | +01 28 56.3 | 18.9 | T | 402 |
| C/1998 M3 | 1998 07 22.47935 | 15 58 45.31 | +01 28 56.0 | 402 | ||
| C/1998 M3 | 1998 07 22.48051 | 15 58 45.22 | +01 28 56.5 | 402 | ||
| C/1998 M3 | 1998 07 23.56979 | 15 58 12.96 | +01 33 10.5 | 17.8 | T | 360 |
| C/1998 M3 | 1998 07 23.57847 | 15 58 12.73 | +01 33 12.0 | 360 | ||
| C/1998 M3 | 1999 03 16.79635 | 16 45 05.91 | +21 01 02.3 | 18.6 | T | 360 |
| C/1998 M3 | 1999 03 16.80208 | 16 45 05.81 | +21 01 06.9 | 360 | ||
| C/1998 M3 | 1999 03 16.80625 | 16 45 05.72 | +21 01 10.7 | 360 | ||
| C/1998 M3 | 1999 03 17.77131 | 16 44 49.94 | +21 13 36.1 | 18.1 | T | 402 |
| C/1998 M3 | 1999 03 17.77431 | 16 44 49.89 | +21 13 39.8 | 402 | ||
| C/1998 M3 | 1999 03 17.77732 | 16 44 49.93 | +21 13 40.7 | 402 | ||
| C/1998 M3 | 1999 03 17.78030 | 16 44 49.87 | +21 13 44.1 | 402 | ||
| C/1998 M3 | 1999 04 14.76094 | 16 31 22.50 | +27 13 51.9 | 18.8 | T | 360 |
| C/1998 M3 | 1999 04 14.76580 | 16 31 22.25 | +27 13 55.1 | 360 | ||
| C/1998 M3 | 1999 04 14.77118 | 16 31 22.00 | +27 13 59.6 | 360 | ||
| C/1998 M3 | 1999 05 14.70990 | 16 06 15.96 | +32 29 25.8 | 18.7 | T | 360 |