| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1999 S4 | 2000 07 22.47098 | 09 58 46.89 | +54 11 32.0 | 349 | ||
| C/1999 S4 | 2000 07 22.49036 | 09 59 24.64 | +54 06 00.9 | 349 | ||
| C/1999 S4 | 2000 07 22.49092 | 09 59 25.73 | +54 05 50.9 | 6.9 | T | 349 |
| C/1999 S4 | 2000 07 22.89152 | 10 11 50.21 | +52 09 14.8 | 6.8 | T | 620 |
| C/1999 S4 | 2000 07 22.89784 | 10 12 01.22 | +52 07 23.6 | 6.9 | T | 620 |
| C/1999 S4 | 2000 07 22.90076 | 10 12 06.40 | +52 06 29.4 | 6.8 | T | 620 |
| C/1999 S4 | 2000 07 23.47628 | 10 27 58.09 | +49 11 13.7 | 6.8 | T | 349 |
| C/1999 S4 | 2000 07 23.47767 | 10 28 00.20 | +49 10 47.5 | 349 | ||
| C/1999 S4 | 2000 07 23.49197 | 10 28 22.24 | +49 06 19.2 | 349 | ||
| C/1999 S4 | 2000 07 23.49279 | 10 28 23.49 | +49 06 04.4 | 349 | ||
| C/1999 S4 | 2000 07 23.50287 | 10 28 39.17 | +49 02 56.1 | 349 | ||
| C/1999 S4 | 2000 07 23.50336 | 10 28 39.91 | +49 02 46.6 | 349 | ||
| C/1999 S4 | 2000 07 24.22884 | 10 45 44.37 | +45 14 03.5 | 642 | ||
| C/1999 S4 | 2000 07 24.23057 | 10 45 46.62 | +45 13 30.3 | 642 | ||
| C/1999 S4 | 2000 07 24.85150 | 10 58 14.53 | +41 56 06.6 | 6.6 | T | 620 |
| C/1999 S4 | 2000 07 24.85314 | 10 58 16.31 | +41 55 35.1 | 6.5 | T | 620 |
| C/1999 S4 | 2000 07 24.85480 | 10 58 18.16 | +41 55 03.5 | 6.5 | T | 620 |
| C/1999 S4 | 2000 07 24.85644 | 10 58 19.98 | +41 54 32.1 | 6.5 | T | 620 |
| C/1999 S4 | 2000 07 25.82154 | 11 14 29.83 | +36 52 07.6 | 104 | ||
| C/1999 S4 | 2000 07 25.82253 | 11 14 30.70 | +36 51 49.9 | 104 |