This was reported by International Launch Services (ILS).
“Eutelsat 5 West B affiliate confirmed ... Mission Extension Vehicle-1 affiliate confirmed. The mission is successful! ”, The company said on Twitter.
The Proton-M rocket successfully completed the mission
2019-10-10T02:31:19.550Z
The European telecommunications satellite Eutelsat 5 West B and the American technological device Mission Extension Vehicle-1, launched from the Baikonur Cosmodrome, have been successfully launched into calculated orbits.
Source: russiart