| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1999 S4 | 2000 06 06.75995 | 02 09 19.62 | +33 33 17.5 | 349 | ||
| C/1999 S4 | 2000 06 06.76473 | 02 09 19.68 | +33 33 20.8 | 352 | ||
| C/1999 S4 | 2000 06 06.76874 | 02 09 19.86 | +33 33 24.4 | 10.2 | T | 348 |
| C/1999 S4 | 2000 06 06.76890 | 02 09 19.76 | +33 33 24.6 | 352 | ||
| C/1999 S4 | 2000 06 06.76942 | 02 09 19.87 | +33 33 25.5 | 9.8 | T | 351 |
| C/1999 S4 | 2000 06 06.77300 | 02 09 20.08 | +33 33 28.4 | 351 | ||
| C/1999 S4 | 2000 06 06.77307 | 02 09 19.92 | +33 33 28.3 | 352 | ||
| C/1999 S4 | 2000 06 06.77719 | 02 09 20.20 | +33 33 32.0 | 351 | ||
| C/1999 S4 | 2000 06 06.77804 | 02 09 20.24 | +33 33 32.5 | 348 | ||
| C/1999 S4 | 2000 06 07.09170 | 02 09 31.82 | +33 37 58.9 | 11.6 | T | 170 |
| C/1999 S4 | 2000 06 07.73833 | 02 09 56.24 | +33 47 21.7 | 349 | ||
| C/1999 S4 | 2000 06 07.73929 | 02 09 56.27 | +33 47 23.0 | 349 | ||
| C/1999 S4 | 2000 06 07.74189 | 02 09 56.39 | +33 47 25.2 | 10.9 | T | 349 |
| C/1999 S4 | 2000 06 07.75241 | 02 09 56.67 | +33 47 34.2 | 355 | ||
| C/1999 S4 | 2000 06 07.75448 | 02 09 56.76 | +33 47 35.7 | 10.2 | T | 355 |
| C/1999 S4 | 2000 06 07.75749 | 02 09 56.85 | +33 47 38.6 | 355 | ||
| C/1999 S4 | 2000 06 07.77708 | 02 09 57.73 | +33 47 56.0 | 10.8 | T | 360 |
| C/1999 S4 | 2000 06 07.77934 | 02 09 57.82 | +33 47 58.0 | 360 | ||
| C/1999 S4 | 2000 06 09.12471 | 02 10 49.44 | +34 08 06.8 | 11.7 | N | 170 |
| C/1999 S4 | 2000 06 10.04697 | 02 11 25.96 | +34 22 29.5 | 12.1 | N | 046 |