| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1999 S4 | 2000 07 12.02742 | 03 43 23.16 | +56 30 28.1 | 10.8 | N | 170 |
| C/1999 S4 | 2000 07 12.04428 | 03 43 37.29 | +56 32 11.8 | 10.7 | N | 170 |
| C/1999 S4 | 2000 07 12.91897 | 03 56 52.37 | +58 02 54.5 | 958 | ||
| C/1999 S4 | 2000 07 12.92257 | 03 56 55.99 | +58 03 17.7 | 958 | ||
| C/1999 S4 | 2000 07 12.95058 | 03 57 24.29 | +58 06 15.7 | 958 | ||
| C/1999 S4 | 2000 07 12.97084 | 03 57 44.93 | +58 08 25.1 | 958 | ||
| C/1999 S4 | 2000 07 12.97442 | 03 57 48.59 | +58 08 48.0 | 958 | ||
| C/1999 S4 | 2000 07 14.00254 | 04 17 19.15 | +59 58 40.7 | 7.2 | T | 620 |
| C/1999 S4 | 2000 07 14.00516 | 04 17 23.69 | +59 58 54.1 | 9.4 | N | 170 |
| C/1999 S4 | 2000 07 14.01973 | 04 17 41.30 | +60 00 31.6 | 620 | ||
| C/1999 S4 | 2000 07 14.03030 | 04 17 55.21 | +60 01 39.0 | 620 | ||
| C/1999 S4 | 2000 07 14.04430 | 04 18 13.67 | +60 03 10.3 | 620 | ||
| C/1999 S4 | 2000 07 15.33707 | 04 50 41.23 | +62 17 42.2 | 642 | ||
| C/1999 S4 | 2000 07 15.34071 | 04 50 47.68 | +62 18 03.1 | 642 | ||
| C/1999 S4 | 2000 07 15.34212 | 04 50 50.02 | +62 18 13.0 | 642 | ||
| C/1999 S4 | 2000 07 16.07627 | 05 14 07.46 | +63 26 35.3 | 958 | ||
| C/1999 S4 | 2000 07 16.08524 | 05 14 26.04 | +63 27 21.9 | 958 | ||
| C/1999 S4 | 2000 07 16.11539 | 05 15 28.78 | +63 29 59.5 | 958 | ||
| C/1999 S4 | 2000 07 16.12058 | 05 15 39.57 | +63 30 26.2 | 958 | ||
| C/1999 S4 | 2000 07 16.12573 | 05 15 50.18 | +63 30 53.3 | 958 |