| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 M5 | 1999 02 14.86573 | 19 27 54.66 | +63 28 15.6 | 897 | ||
| C/1998 M5 | 1999 02 14.86868 | 19 27 54.71 | +63 28 24.3 | 897 | ||
| C/1998 M5 | 1999 02 19.17661 | 19 31 36.23 | +66 53 56.8 | 14.9 | T | 750 |
| C/1998 M5 | 1999 02 19.18268 | 19 31 36.54 | +66 54 15.0 | 16.9 | T | 750 |
| C/1998 M5 | 1999 02 21.20144 | 19 33 23.68 | +68 35 38.9 | 15.2 | T | 750 |
| C/1998 M5 | 1999 02 21.20808 | 19 33 24.03 | +68 35 59.5 | 15.3 | T | 750 |
| C/1998 M5 | 1999 02 21.21476 | 19 33 24.27 | +68 36 19.1 | 15.0 | T | 750 |
| C/1998 M5 | 1999 02 21.75863 | 19 33 54.23 | +69 04 15.9 | 897 | ||
| C/1998 M5 | 1999 02 21.77148 | 19 33 54.98 | +69 04 55.6 | 897 | ||
| C/1998 M5 | 1999 02 22.24426 | 19 34 19.97 | +69 29 16.5 | 14.8 | T | 750 |
| C/1998 M5 | 1999 02 22.25001 | 19 34 20.28 | +69 29 34.2 | 15.0 | T | 750 |
| C/1998 M5 | 1999 02 25.46369 | 19 37 17.03 | +72 19 47.6 | 12.2 | T | 351 |
| C/1998 M5 | 1999 02 25.46772 | 19 37 17.27 | +72 20 00.4 | 351 | ||
| C/1998 M5 | 1999 02 25.47125 | 19 37 17.62 | +72 20 11.6 | 351 | ||
| C/1998 M5 | 1999 02 26.88839 | 19 38 39.02 | +73 37 35.7 | 11.2 | T | 504 |
| C/1998 M5 | 1999 02 26.88941 | 19 38 39.17 | +73 37 38.7 | 11.2 | T | 504 |
| C/1998 M5 | 1999 02 26.89094 | 19 38 39.29 | +73 37 44.4 | 504 | ||
| C/1998 M5 | 1999 02 26.89275 | 19 38 39.32 | +73 37 50.0 | 504 | ||
| C/1998 M5 | 1999 02 26.89340 | 19 38 39.34 | +73 37 52.2 | 504 | ||
| C/1998 M5 | 1999 02 26.89487 | 19 38 39.54 | +73 37 56.9 | 504 |