cosmos.wikisort.org - Spacecraft

Kosmos 391 (Russian: Космос 391 meaning Cosmos 391), also known as DS-P1-I No.11 was a satellite which was used as a radar target for anti-ballistic missile tests. It was launched by the Soviet Union in 1971 as part of the Dnepropetrovsk Sputnik programme.[1]

Kosmos 391

Mission type	ABM radar target
COSPAR ID	1971-002A
SATCAT no.	04847
Spacecraft properties
Spacecraft type	DS-P1-I
Manufacturer	Yuzhnoye
Launch mass	300 kilograms (660 lb)
Start of mission
Launch date	14 January 1971, 12:00:00 (1971-01-14UTC12Z) UTC
Rocket	Kosmos-2I 63SM
Launch site	Plesetsk 133/1
End of mission
Decay date	21 February 1971 (1971-02-22)
Orbital parameters
Reference system	Geocentric
Regime	Low Earth
Perigee altitude	267 kilometres (166 mi)
Apogee altitude	803 kilometres (499 mi)
Inclination	70.9 degrees
Period	95.3 minutes

Launch

It was launched aboard a Kosmos-2I 63SM rocket,[2] from Site 133/1 at Plesetsk. The launch occurred at 12:00:00 UTC on 14 January 1971.[3]

Orbit

Kosmos 391 was placed into a low Earth orbit with a perigee of 267 kilometres (166 mi), an apogee of 803 kilometres (499 mi), 70.9 degrees of inclination, and an orbital period of 95.3 minutes.[1] It decayed from orbit on 21 February 1971.[4]

Kosmos 391 was the tenth of nineteen DS-P1-I satellites to be launched.[1] Of these, all reached orbit successfully except the seventh.[5]

See also

• 1971 in spaceflight

References

На других языках

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- [en] Kosmos 391

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[es] Cosmos 391

Cosmos 391 (en cirílico, Космос 391) fue un satélite artificial militar soviético perteneciente a la clase de satélites DS (tipo DS-P1-I) y lanzado el 14 de enero de 1971[1] mediante un cohete Kosmos-2I desde el cosmódromo de Plesetsk.[2]

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