Turksat 1B was a Turkish communications satellite as part of a project to form an instant network with two geosynchronous satellites that is supervised by the companies Türksat A.Ş. in Turkey and Aérospatiale of France. Türksat 1B was launched by Arianespace atop an Ariane-44LP H10+ launch vehicle, along with Brazilian satellite Brasilsat B1, in a dual-payload launch on August 10, 1994, at 23:05 UTC from ELA-2 at the Guiana Space Centre in Kourou, French Guiana. The satellite was successfully placed into geostationary transfer orbit and positioned at 42°E.