| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1999 S4 | 1999 12 03.57604 | 03 15 36.23 | +36 19 22.8 | 14.8 | T | 360 |
| C/1999 S4 | 1999 12 03.57847 | 03 15 35.88 | +36 19 22.1 | 360 | ||
| C/1999 S4 | 1999 12 03.76677 | 03 15 08.81 | +36 18 19.4 | 958 | ||
| C/1999 S4 | 1999 12 03.77317 | 03 15 07.78 | +36 18 15.5 | 958 | ||
| C/1999 S4 | 1999 12 03.79372 | 03 15 04.88 | +36 18 06.9 | 958 | ||
| C/1999 S4 | 1999 12 03.87345 | 03 14 53.08 | +36 17 46.0 | 15.8 | N | 610 |
| C/1999 S4 | 1999 12 03.87686 | 03 14 52.61 | +36 17 43.8 | 610 | ||
| C/1999 S4 | 1999 12 03.88022 | 03 14 52.14 | +36 17 41.6 | 610 | ||
| C/1999 S4 | 1999 12 03.88368 | 03 14 51.66 | +36 17 39.4 | 610 | ||
| C/1999 S4 | 1999 12 05.81203 | 03 10 12.38 | +36 06 32.4 | 958 | ||
| C/1999 S4 | 1999 12 05.81683 | 03 10 11.98 | +36 06 32.9 | 952 | ||
| C/1999 S4 | 1999 12 05.82111 | 03 10 11.36 | +36 06 31.2 | 952 | ||
| C/1999 S4 | 1999 12 05.82326 | 03 10 11.02 | +36 06 31.1 | 952 | ||
| C/1999 S4 | 1999 12 05.82539 | 03 10 10.67 | +36 06 29.9 | 952 | ||
| C/1999 S4 | 1999 12 05.82966 | 03 10 10.04 | +36 06 28.7 | 952 | ||
| C/1999 S4 | 1999 12 05.83181 | 03 10 09.73 | +36 06 27.6 | 952 | ||
| C/1999 S4 | 1999 12 05.83350 | 03 10 09.03 | +36 06 26.4 | 958 | ||
| C/1999 S4 | 1999 12 05.83394 | 03 10 09.41 | +36 06 27.0 | 952 | ||
| C/1999 S4 | 1999 12 05.83606 | 03 10 09.12 | +36 06 26.3 | 952 | ||
| C/1999 S4 | 1999 12 05.85332 | 03 10 06.44 | +36 06 19.8 | 958 |