Name: Kosmos-1838/1840 — launch
Start: 1987-04-24
Location: NIIP-5, Baykonur, Kazakstan

Launch code: OF40. Source references: NK9810-25; NK9810-25. S4 underburn

Jonathan McDowell — General Catalog of Artificial Space Objects (opens in a new tab) — Data from GCAT (J. McDowell, planet4589.org/space/gcat), CC BY 4.0. Adapted into anniversary records. (CC BY 4.0)

1987-01-30 Kosmos-1817 — launch Shares a spacecraft, person or other linked entity
1987-09-16 Kosmos-1883/1885 — launch Shares a spacecraft, person or other linked entity
1987-10-01 Kosmos-1888 — launch Shares a spacecraft, person or other linked entity
1987-01-05 Meteor-2 — launch Same organization: Upravleniye Nachalnika Kosmicheskikh Sredstv
1987-01-09 Kosmos-1811 — launch Same organization: Upravleniye Nachalnika Kosmicheskikh Sredstv
1987-01-14 Kosmos-1812 — launch Same organization: Upravleniye Nachalnika Kosmicheskikh Sredstv