The satellite designated by NORAD CAT ID 16481 and OBJECT ID 1986-003A is known as STS 61C or Columbia (STS 61-C). It was a winged orbiter, a crewed spacecraft manufactured by RWI for the US. The satellite was launched on January 12, 1986, from LC39A at AFETR using a Space Shuttle launch vehicle. Its dimensions are length: 37.3 meters, diameter: 23.8 meters, and span: 37.3 meters. It has a dry mass of 87,874 kg and a launch mass of 95,246 kg. The satellite is powered by fuel cells and batteries, and its shape consists of a box with two wings and a fin. The spacecraft was owned by JSC and used for crewed space missions, equipped with two OME (AJ10-190) motors for propulsion.