Kosmos 611 was the sixty-seventh of seventy nine DS-P1-Yu satellites to be launched,[1] and the sixty-first of seventy two to successfully reach orbit.[5] It was operated in an orbit with a perigee of 264 kilometres (164 mi), an apogee of 466 kilometres (290 mi), 70.9 degrees of inclination, and an orbital period of 91.8 minutes.[6] It remained in orbit until it decayed and reentered the atmosphere on 19 June 1974.[6]
Payloads are separated by bullets ( · ), launches by pipes ( | ). Crewed flights are indicated in underline. Uncatalogued launch failures are listed in italics. Payloads deployed from other spacecraft are denoted in (brackets).
This article about one or more spacecraft of the Soviet Union is a stub. You can help Wikipedia by expanding it.