Kosmos 656

Kosmos 656
Spacecraft properties

Mission type	Test flight
Mission duration	approximately 2.01 days


Spacecraft type	Soyuz 7K-T
Manufacturer	NPO Energia


Start of mission
Launch date	27 May 1974, 07:20 (1974-05-27UTC07:20Z) UTC
Rocket	Soyuz
Launch site	Baikonur 1/5 ^[1]


End of mission
Landing date	29 May 1974 (1974-05-30)


Orbital parameters
Reference system	Geocentric
Regime	Low Earth
Perigee	195 kilometres (121 mi)
Apogee	364 kilometres (226 mi)
Inclination	51.6 degrees
Period	90.0 minutes

Kosmos 656 (Russian: Космос 656 meaning Cosmos 656) was an unmanned test of the Soyuz 7K-T, a variant of the Soyuz spacecraft. This Soyuz variant was intended for flights to the Almaz military space stations.^[1]

Mission parameters

Mass: 6,675 kg (14,716 lb)
Perigee: 195 km (121 mi)
Apogee: 364 km (226 mi)
Inclination: 51.6°
Period: 90.0 minutes

References

1 2 "Soyuz 7K-T/A9". Astronautix. Archived from the original on 3 January 2010. Retrieved 10 November 2010.

Soyuz human spaceflight programme

Main topics

Current missions

- Soyuz MS-04
- MS-05

Future missions

2017
- Soyuz MS-06
- MS-07
2018
- Soyuz MS-08
- MS-09
- MS-10
- MS-11
2019
- Soyuz MS-12
- MS-13

Past missions
(by spacecraft type)

Soyuz 7K-OK (1966–1970)	Kosmos 133† Soyuz 7K-OK No.1† Kosmos 140 Soyuz 1† Kosmos 186 188 212 213 238 Soyuz 2 3 4 5 6 7 8 9
Soyuz 7K-L1 (1967–1970) (Zond lunar programme)	Kosmos 146 154† Zond 1967A† 1967B† Zond 4 1968A† 1968B† 5 6 1969A† Zond-M 1† M 2† Zond 7 8 9 10
Soyuz 7K-L1E (1969–1970)	Soyuz 7K-L1E No.1† Kosmos 382
Soyuz 7K-LOK (1971–1972)	Soyuz 7K-LOK No.1† No.2†
Soyuz 7K-OKS (1971)	Soyuz 10† 11†
Soyuz 7K-T (1972–1981)	Kosmos 496 573 Soyuz 12 Kosmos 613 Soyuz 13 Kosmos 656 Soyuz 14 15† 17 18a† 18 20 (uncrewed) 21 23† 24 25† 26 27 28 29 30 31 32 (uncrewed landing) 33† 34 (uncrewed launch) 35 36 37 38 39 40
Soyuz 7K-TM (1974–1976)	Kosmos 638 672 Soyuz 16 19 (Apollo–Soyuz Test Project) 22
Soyuz 7K-S (1974–1976)	Kosmos 670 772† 869†
Soyuz-T (1978–1986)	Kosmos 1001† 1074 Soyuz T-1 (uncrewed) T-2 T-3 T-4 T-5 T-6 T-7 T-8† T-9 T-10a† T-10 T-11 T-12 T-13 T-14 T-15
Soyuz-TM (1986–2002)	Soyuz TM-1 (uncrewed) TM-2 TM-3 TM-4 TM-5 TM-6 TM-7 TM-8 TM-9 TM-10 TM-11 TM-12 TM-13 TM-14 TM-15 TM-16 TM-17 TM-18 TM-19 TM-20 TM-21 TM-22 TM-23 TM-24 TM-25 TM-26 TM-27 TM-28 TM-29 TM-30 TM-31 TM-32 TM-33 TM-34
Soyuz-TMA (2002–2012)	Soyuz TMA-1 TMA-2 TMA-3 TMA-4 TMA-5 TMA-6 TMA-7 TMA-8 TMA-9 TMA-10 TMA-11 TMA-12 TMA-13 TMA-14 TMA-15 TMA-16 TMA-17 TMA-18 TMA-19 TMA-20 TMA-21 TMA-22
Soyuz-TMA-M (2010–2016)	Soyuz TMA-01M TMA-02M TMA-03M TMA-04M TMA-05M TMA-06M TMA-07M TMA-08M TMA-09M TMA-10M TMA-11M TMA-12M TMA-13M TMA-14M TMA-15M TMA-16M TMA-17M TMA-18M TMA-19M TMA-20M
Soyuz MS (2016–present)	Soyuz MS-01 MS-02 MS-03

Uncrewed missions are designated with Kosmos numbers; crewed missions get a Soyuz number.
Failed missions are denoted with a † symbol. Cancelled missions are in italics.

← 1973 · Orbital launches in 1974 · 1975 →

Payloads are separated by bullets ( · ), launches by pipes ( | ). Manned flights are indicated in bold text. Uncatalogued launch failures are listed in italics. Payloads deployed from other spacecraft are denoted in (brackets).

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