| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1998 P1 | 1999 02 26.92832 | 08 34 35.55 | +40 28 41.1 | 13.3 | T | 504 |
| C/1998 P1 | 1999 02 26.92963 | 08 34 35.10 | +40 28 41.7 | 13.7 | T | 504 |
| C/1998 P1 | 1999 02 26.93131 | 08 34 34.68 | +40 28 43.5 | 587 | ||
| C/1998 P1 | 1999 02 26.93333 | 08 34 34.16 | +40 28 45.2 | 587 | ||
| C/1998 P1 | 1999 02 27.07020 | 08 34 00.09 | +40 30 32.6 | 14.0 | T | 758 |
| C/1998 P1 | 1999 02 27.07652 | 08 33 58.51 | +40 30 36.5 | 13.9 | T | 758 |
| C/1998 P1 | 1999 02 28.24215 | 08 29 10.79 | +40 44 47.3 | 15.2 | T | 739 |
| C/1998 P1 | 1999 02 28.55723 | 08 27 55.19 | +40 48 19.7 | 900 | ||
| C/1998 P1 | 1999 02 28.56932 | 08 27 52.29 | +40 48 28.2 | 900 | ||
| C/1998 P1 | 1999 03 02.07528 | 08 22 03.10 | +41 03 49.5 | 14.9 | T | 739 |
| C/1998 P1 | 1999 03 02.08862 | 08 21 59.99 | +41 03 58.6 | 15.1 | T | 739 |
| C/1998 P1 | 1999 03 03.51034 | 08 16 47.59 | +41 16 18.8 | 13.0 | T | 402 |
| C/1998 P1 | 1999 03 03.51196 | 08 16 47.24 | +41 16 19.3 | 402 | ||
| C/1998 P1 | 1999 03 03.51355 | 08 16 46.91 | +41 16 20.1 | 402 | ||
| C/1998 P1 | 1999 03 03.58309 | 08 16 31.93 | +41 16 52.8 | 12.6 | T | 903 |
| C/1998 P1 | 1999 03 03.59719 | 08 16 28.93 | +41 16 58.4 | 903 | ||
| C/1998 P1 | 1999 03 04.05553 | 08 14 52.47 | +41 20 30.6 | 15.5 | N | 739 |
| C/1998 P1 | 1999 03 06.89655 | 08 05 30.85 | +41 38 26.4 | 046 | ||
| C/1998 P1 | 1999 03 06.89764 | 08 05 30.65 | +41 38 26.9 | 046 | ||
| C/1998 P1 | 1999 03 06.89921 | 08 05 30.34 | +41 38 27.2 | 046 |