| Name | NGC 3855 |
| Type | GX [SBb] |
| Other names | IC2953 / PGC36530 / UGC6709 |
| Constellation | Ursa major |
| descr | Identification as NGC 3855 is not certain. |
| RA | 11:44:25.8 |
| Dec | +33:21:21.0 |
| major_axis | 72.0'' |
| minor_axis | 54.0'' |
| position_angle | 72.0 |
| mag | 14.0 |
| surface_bright | 13.8 |