| Name | NGC 4449 | 
| Type | GX [IBm] | 
| Other names | PGC40973 / UGC7592 | 
| Constellation | Canes venatici | 
| descr | One of two 6cm sources associated with [WB92] 1225+4417 | 
| RA | 12:28:11.3 | 
| Dec | +44:05:42.0 | 
| major_axis | 6.2' | 
| minor_axis | 4.4' | 
| position_angle | 45.0 | 
| mag | 9.6 | 
| surface_bright | 12.9 |