| Jméno | NGC 4449 |
| Typ | GX [IBm] |
| Další názvy | PGC40973 / UGC7592 |
| Souhvězdí | Canes venatici |
| popis | 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 |