| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1999 S4 | 1999 11 03.98431 | 04 21 27.05 | +36 52 54.4 | 15.4 | T | 113 |
| C/1999 S4 | 1999 11 04.53833 | 04 20 26.33 | +36 54 15.4 | 16.6 | T | 351 |
| C/1999 S4 | 1999 11 04.54248 | 04 20 25.93 | +36 54 15.3 | 351 | ||
| C/1999 S4 | 1999 11 04.54468 | 04 20 25.66 | +36 54 16.1 | 897 | ||
| C/1999 S4 | 1999 11 04.55128 | 04 20 24.94 | +36 54 17.1 | 15.8 | T | 897 |
| C/1999 S4 | 1999 11 04.55519 | 04 20 24.50 | +36 54 17.1 | 351 | ||
| C/1999 S4 | 1999 11 04.55624 | 04 20 24.40 | +36 54 17.8 | 897 | ||
| C/1999 S4 | 1999 11 04.56704 | 04 20 23.19 | +36 54 19.5 | 16.0 | T | 402 |
| C/1999 S4 | 1999 11 04.56829 | 04 20 23.05 | +36 54 19.7 | 402 | ||
| C/1999 S4 | 1999 11 04.56955 | 04 20 22.90 | +36 54 19.9 | 402 | ||
| C/1999 S4 | 1999 11 04.63715 | 04 20 15.40 | +36 54 30.0 | 15.4 | T | 360 |
| C/1999 S4 | 1999 11 04.63993 | 04 20 15.07 | +36 54 30.5 | 360 | ||
| C/1999 S4 | 1999 11 04.70982 | 04 20 07.24 | +36 54 39.8 | 15.8 | T | 349 |
| C/1999 S4 | 1999 11 04.71347 | 04 20 06.78 | +36 54 40.9 | 349 | ||
| C/1999 S4 | 1999 11 04.77399 | 04 19 59.99 | +36 54 48.9 | 349 | ||
| C/1999 S4 | 1999 11 05.01302 | 04 19 33.46 | +36 55 20.8 | 958 | ||
| C/1999 S4 | 1999 11 05.03578 | 04 19 30.90 | +36 55 24.3 | 958 | ||
| C/1999 S4 | 1999 11 05.49631 | 04 18 39.66 | +36 56 26.9 | 411 | ||
| C/1999 S4 | 1999 11 05.49970 | 04 18 39.21 | +36 56 27.5 | 411 | ||
| C/1999 S4 | 1999 11 05.50420 | 04 18 38.73 | +36 56 28.0 | 411 |