| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1904 H1 | 1904 04 22.86038 | 16 44 33.05 | +47 32 52.3 | 058 | ||
| C/1904 H1 | 1904 05 04.86142 | 15 59 19.79 | +53 30 04.3 | 058 | ||
| C/1904 H1 | 1904 07 15.91710 | 12 28 25.73 | +49 56 11.4 | 024 | ||
| C/1904 H1 | 1904 08 31.89908 | 12 23 06.39 | +43 29 04.4 | 024 | ||
| C/1904 H1 | 1904 09 05.93486 | 12 24 21.68 | +43 05 21.0 | 024 |
