| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1999 S4 | 2000 01 27.86810 | 01 42 22.05 | +28 22 00.1 | 958 | ||
| C/1999 S4 | 2000 01 27.88161 | 01 42 21.47 | +28 21 53.8 | 958 | ||
| C/1999 S4 | 2000 01 28.37068 | 01 41 59.93 | +28 18 24.4 | 411 | ||
| C/1999 S4 | 2000 01 28.38472 | 01 41 59.25 | +28 18 18.8 | 411 | ||
| C/1999 S4 | 2000 01 28.39471 | 01 41 58.81 | +28 18 14.2 | 411 | ||
| C/1999 S4 | 2000 01 28.41979 | 01 41 57.68 | +28 18 03.5 | 15.0 | T | 360 |
| C/1999 S4 | 2000 01 28.42222 | 01 41 57.55 | +28 18 02.2 | 360 | ||
| C/1999 S4 | 2000 01 28.77747 | 01 41 42.33 | +28 15 32.0 | 958 | ||
| C/1999 S4 | 2000 01 28.79499 | 01 41 41.56 | +28 15 24.6 | 958 | ||
| C/1999 S4 | 2000 01 28.80237 | 01 41 41.16 | +28 15 22.0 | 14.5 | N | 170 |
| C/1999 S4 | 2000 01 28.81917 | 01 41 40.53 | +28 15 14.6 | 958 | ||
| C/1999 S4 | 2000 01 28.82688 | 01 41 40.14 | +28 15 11.1 | 14.6 | N | 170 |
| C/1999 S4 | 2000 01 30.44560 | 01 40 33.11 | +28 04 01.5 | 15.2 | T | 349 |
| C/1999 S4 | 2000 01 30.45271 | 01 40 32.85 | +28 03 57.7 | 349 | ||
| C/1999 S4 | 2000 01 30.75337 | 01 40 21.11 | +28 01 58.3 | 13.8 | N | 170 |
| C/1999 S4 | 2000 01 30.75870 | 01 40 20.83 | +28 01 55.6 | 13.9 | N | 170 |
| C/1999 S4 | 2000 01 30.76579 | 01 40 20.55 | +28 01 52.4 | 13.9 | N | 170 |
| C/1999 S4 | 2000 01 30.77701 | 01 40 20.02 | +28 01 47.7 | 13.7 | N | 170 |
| C/1999 S4 | 2000 01 30.79093 | 01 40 19.62 | +28 01 42.9 | 13.9 | N | 170 |
| C/1999 S4 | 2000 01 30.84549 | 01 40 17.38 | +28 01 22.3 | 13.8 | N | 170 |