| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/1915 C1 | 1915 02 17.13093 | 17 14 49.90 | +02 37 11.0 | 029 | ||
| C/1915 C1 | 1915 02 18.20675 | 17 16 12.13 | +02 32 26.5 | 008 | ||
| C/1915 C1 | 1915 02 22.20153 | 17 21 16.47 | +02 14 52.1 | 008 | ||
| C/1915 C1 | 1915 02 24.15643 | 17 23 50.00 | +06 03 18.0 | 513 | ||
| C/1915 C1 | 1915 02 24.16374 | 17 23 45.80 | +02 06 00.0 | 513 | ||
| C/1915 C1 | 1915 02 26.19451 | 17 26 19.90 | +01 56 57.0 | 029 | ||
| C/1915 C1 | 1915 02 28.14291 | 17 28 47.81 | +01 48 04.9 | 008 | ||
| C/1915 C1 | 1915 02 28.18755 | 17 28 51.23 | +01 47 51.2 | 008 | ||
| C/1915 C1 | 1915 02 28.20071 | 17 28 52.22 | +01 47 48.8 | 008 | ||
| C/1915 C1 | 1915 03 01.20420 | 17 30 08.23 | +01 43 10.6 | 008 | ||
| C/1915 C1 | 1915 03 04.17476 | 17 33 53.28 | +01 29 10.1 | 008 | ||
| C/1915 C1 | 1915 03 04.17804 | 17 33 53.58 | +01 29 05.0 | 513 | ||
| C/1915 C1 | 1915 03 04.21039 | 17 33 56.06 | +01 28 58.1 | 008 | ||
| C/1915 C1 | 1915 03 11.19960 | 17 42 43.84 | +00 53 47.5 | 008 | ||
| C/1915 C1 | 1915 03 11.21437 | 17 42 44.88 | +00 53 44.6 | 008 | ||
| C/1915 C1 | 1915 03 12.16369 | 17 43 54.00 | +48 35 00.0 | 513 | ||
| C/1915 C1 | 1915 03 12.17252 | 17 43 56.92 | +00 48 00.0 | 513 | ||
| C/1915 C1 | 1915 03 13.17793 | 17 45 12.44 | +00 43 05.7 | 008 | ||
| C/1915 C1 | 1915 03 14.16236 | 17 46 26.94 | +00 37 37.2 | 513 | ||
| C/1915 C1 | 1915 03 18.04836 | 17 51 18.30 | +00 14 46.0 | 029 |