Yantar-4KS1

13 satellites and probes

Spacecraft	Launch	Operator	Launch vehicle
Cosmos 2113	December 21, 1990	—	Soyuz-U
Cosmos 2072	April 13, 1990	—	Soyuz-U
Cosmos 2049	November 17, 1989	—	Soyuz-U
Cosmos 2007	March 23, 1989	—	Soyuz-U
Cosmos 1936	March 30, 1988	—	Soyuz-U
Cosmos 1881	September 11, 1987	—	Soyuz-U
Cosmos 1836	April 16, 1987	—	Soyuz-U
Cosmos 1810	December 26, 1986	—	Soyuz-U
Cosmos 1770	August 6, 1986	—	Soyuz-U
Cosmos 1731	February 7, 1986	—	Soyuz-U
Cosmos 1643	March 25, 1985	—	Soyuz-U
Cosmos 1552	May 14, 1984	—	Soyuz-U
Cosmos 1426	December 28, 1982	—	Soyuz-U