Kosmos 1409 (Russian: Космос 1409 meaning Cosmos 1409) was a Soviet US-K missile early warning satellite which was launched in 1982 as part of the Soviet military's Oko programme.

[5] The satellite was designed to identify missile launches using optical telescopes and infrared sensors.

[4] Kosmos 1409 was launched from Site 16/2 from Plesetsk Cosmodrome in Soviet Union.

[2] The launch successfully placed the satellite into a Molniya orbit.

[6] The United States Space Command assigned it the Satellite Catalog Number 13585.