| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2003 WT42 | 2004 03 17.91899 | 03 51 35.84 | +32 22 03.8 | 17.5 | T | 204 |
| C/2003 WT42 | 2004 03 19.74131 | 03 52 22.91 | +32 24 36.2 | 084 | ||
| C/2003 WT42 | 2004 03 28.75963 | 03 56 38.30 | +32 38 28.6 | 084 | ||
| C/2003 WT42 | 2004 03 29.78464 | 03 57 09.65 | +32 40 11.3 | 084 | ||
| C/2003 WT42 | 2004 03 30.76892 | 03 57 40.20 | +32 41 52.1 | 084 | ||
| C/2003 WT42 | 2004 03 31.82565 | 03 58 13.21 | +32 43 41.6 | A32 | ||
| C/2003 WT42 | 2004 03 31.83691 | 03 58 13.60 | +32 43 43.3 | 17.0 | N | A32 |
| C/2003 WT42 | 2004 04 01.80572 | 03 58 44.57 | +32 45 24.8 | 084 | ||
| C/2003 WT42 | 2004 04 07.82606 | 04 02 04.11 | +32 56 24.5 | 084 | ||
| C/2003 WT42 | 2004 04 08.82612 | 04 02 38.71 | +32 58 19.0 | 084 | ||
| C/2003 WT42 | 2004 04 09.82464 | 04 03 13.62 | +33 00 15.0 | 084 | ||
| C/2003 WT42 | 2004 04 13.81191 | 04 05 36.35 | +33 08 10.0 | 084 | ||
| C/2003 WT42 | 2004 08 19.40234 | 05 41 12.70 | +39 20 28.8 | 18.1 | T | 704 |
| C/2003 WT42 | 2004 08 19.41224 | 05 41 13.13 | +39 20 32.0 | 18.3 | T | 704 |
| C/2003 WT42 | 2004 08 19.42210 | 05 41 13.60 | +39 20 33.4 | 18.4 | T | 704 |
| C/2003 WT42 | 2004 08 19.43200 | 05 41 13.98 | +39 20 35.1 | 18.1 | T | 704 |
| C/2003 WT42 | 2004 08 19.44276 | 05 41 14.38 | +39 20 39.1 | 17.7 | T | 704 |
| C/2003 WT42 | 2004 09 06.41010 | 05 51 50.36 | +40 31 53.0 | 17.2 | T | 704 |
| C/2003 WT42 | 2004 09 06.42102 | 05 51 50.72 | +40 31 55.7 | 17.7 | T | 704 |
| C/2003 WT42 | 2004 09 06.43232 | 05 51 51.16 | +40 31 58.7 | 17.7 | T | 704 |