| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1999 S4 | 2000 01 03.43015 | 02 10 42.18 | +31 57 11.9 | 413 | ||
| C/1999 S4 | 2000 01 03.43529 | 02 10 41.67 | +31 57 08.9 | 413 | ||
| C/1999 S4 | 2000 01 03.43729 | 02 10 41.64 | +31 57 04.5 | 411 | ||
| C/1999 S4 | 2000 01 03.43885 | 02 10 41.35 | +31 57 06.6 | 413 | ||
| C/1999 S4 | 2000 01 03.48884 | 02 10 36.59 | +31 56 33.7 | 14.6 | T | 355 |
| C/1999 S4 | 2000 01 03.49159 | 02 10 36.32 | +31 56 31.7 | 14.8 | T | 351 |
| C/1999 S4 | 2000 01 03.49316 | 02 10 36.18 | +31 56 31.3 | 355 | ||
| C/1999 S4 | 2000 01 03.49524 | 02 10 35.99 | +31 56 30.4 | 355 | ||
| C/1999 S4 | 2000 01 03.49819 | 02 10 35.66 | +31 56 29.0 | 351 | ||
| C/1999 S4 | 2000 01 03.50625 | 02 10 34.81 | +31 56 23.8 | 15.0 | T | 360 |
| C/1999 S4 | 2000 01 03.50704 | 02 10 34.81 | +31 56 24.3 | 351 | ||
| C/1999 S4 | 2000 01 03.50868 | 02 10 34.58 | +31 56 22.4 | 360 | ||
| C/1999 S4 | 2000 01 03.53681 | 02 10 31.89 | +31 56 05.4 | 14.6 | T | 367 |
| C/1999 S4 | 2000 01 03.54167 | 02 10 31.39 | +31 56 02.2 | 367 | ||
| C/1999 S4 | 2000 01 03.54545 | 02 10 31.01 | +31 56 00.1 | 14.5 | T | 349 |
| C/1999 S4 | 2000 01 03.54896 | 02 10 30.69 | +31 55 58.1 | 367 | ||
| C/1999 S4 | 2000 01 03.55034 | 02 10 30.59 | +31 55 57.4 | 349 | ||
| C/1999 S4 | 2000 01 03.55987 | 02 10 29.66 | +31 55 51.8 | 349 | ||
| C/1999 S4 | 2000 01 03.58266 | 02 10 27.41 | +31 55 38.1 | 14.3 | T | 900 |
| C/1999 S4 | 2000 01 04.58624 | 02 08 51.97 | +31 45 43.9 | 13.8 | T | 347 |