COSMOS 1437, also known as Kosmos-1437, is a SIGINT (signals intelligence) satellite launched by the Soviet Union on January 20, 1983, from the PLMSC site using LC16/2 and the Vostok 8A92M launch vehicle. It was manufactured by YUZH and operated for approximately six months. The satellite has a cylindrical shape with antennas, measures 3.2 meters in length and 1.3 meters in diameter, with a span of 13.1 meters. Its dry mass is 1750 kilograms, which is also its launch mass. It was equipped with two deployable solar arrays and batteries for power supply. The satellite's purpose was to perform SIGINT operations using the Ikar No. 29L payload. The spacecraft's radar cross-section (RCS) is 6.8711 square meters.