| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1999 S4 | 2000 06 26.05218 | 02 27 00.44 | +40 25 33.8 | 143 | ||
| C/1999 S4 | 2000 06 26.05547 | 02 27 00.68 | +40 25 40.5 | 143 | ||
| C/1999 S4 | 2000 06 26.05876 | 02 27 01.01 | +40 25 47.1 | 143 | ||
| C/1999 S4 | 2000 06 26.06589 | 02 27 01.80 | +40 26 00.9 | 958 | ||
| C/1999 S4 | 2000 06 26.06881 | 02 27 02.08 | +40 26 06.6 | 958 | ||
| C/1999 S4 | 2000 06 26.06947 | 02 27 01.99 | +40 26 08.6 | 143 | ||
| C/1999 S4 | 2000 06 26.07277 | 02 27 02.29 | +40 26 15.2 | 143 | ||
| C/1999 S4 | 2000 06 26.08458 | 02 27 03.58 | +40 26 38.3 | 958 | ||
| C/1999 S4 | 2000 06 26.10881 | 02 27 05.82 | +40 27 27.1 | 958 | ||
| C/1999 S4 | 2000 06 26.11170 | 02 27 06.09 | +40 27 32.8 | 958 | ||
| C/1999 S4 | 2000 06 27.03988 | 02 28 36.48 | +40 59 07.6 | 046 | ||
| C/1999 S4 | 2000 06 27.04046 | 02 28 36.55 | +40 59 08.7 | 046 | ||
| C/1999 S4 | 2000 06 27.04100 | 02 28 36.60 | +40 59 09.9 | 046 | ||
| C/1999 S4 | 2000 06 27.04154 | 02 28 36.66 | +40 59 11.1 | 046 | ||
| C/1999 S4 | 2000 06 28.03013 | 02 30 21.60 | +41 34 51.7 | 11.0 | N | 170 |
| C/1999 S4 | 2000 06 28.04317 | 02 30 23.14 | +41 35 21.1 | 11.3 | N | 170 |
| C/1999 S4 | 2000 06 28.06963 | 02 30 26.03 | +41 36 21.4 | 11.0 | N | 170 |
| C/1999 S4 | 2000 06 29.04868 | 02 32 20.79 | +42 14 01.7 | 118 | ||
| C/1999 S4 | 2000 06 29.05059 | 02 32 21.03 | +42 14 06.1 | 118 | ||
| C/1999 S4 | 2000 06 29.05580 | 02 32 21.59 | +42 14 17.6 | 9.7 | T | 012 |