| Name of Satellite, Alternate Names | Glonass 727 (Glonass 39-1, Cosmos 2447) |
| Country of Operator/Owner | Russia |
| Operator/Owner | Ministry of Defense |
| Users | Military/Commercial |
| Purpose | Navigation/Global Positioning |
| Class of Orbit | MEO |
| Type of Orbit | |
| Longitude of GEO (degrees) | 0 |
| Perigee (km) | 19112 |
| Apogee (km) | 19142 |
| Eccentricity | 0.000588304506412519 |
| Inclination (degrees) | 64.83 |
| Period (minutes) | 675.62 |
| Launch Mass (kg.) | 1415 |
| Dry Mass (kg.) | |
| Power (watts) | 1000 |
| Date of Launch | 25-12-2008 |
| Expected Lifetime | 7 yrs. |
| Contractor | NPO-PM |
| Country of Contractor | Russia |
| Launch Site | Baikonur Cosmodrome |
| Launch Vehicle | Proton M |
| COSPAR Number | 2008-067A |
| NORAD Number | 33466 |
| Comments |