Engineering:Kosmos 225

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Kosmos 225
Mission typeMagnetosphere
COSPAR ID1968-048A
SATCAT no.03279
Mission duration144 days
Spacecraft properties
Spacecraft typeDS-U1-Ya
ManufacturerYuzhnoye
Launch mass400 kg[1]
Start of mission
Launch date11 June 1968, 21:29:54 GMT
RocketKosmos-2I 63SM
Launch siteKapustin Yar, Site 86/4
ContractorYuzhnoye
End of mission
Last contact29 June 1968
Decay date2 November 1968
Orbital parameters
Reference systemGeocentric
RegimeLow Earth
Perigee altitude255 km
Apogee altitude512 km
Inclination48.4°
Period92.2 minutes
Epoch11 June 1968
 


Kosmos 225 (Russian: Космос 225 meaning Cosmos 225), also known as DS-U1-Ya No.2, was a Soviet satellite which was launched in 1968 as part of the Dnepropetrovsk Sputnik programme. It was a 400 kilograms (880 lb) spacecraft,[1] which was built by the Yuzhnoye Design Bureau, and was used to investigate cosmic rays and flows of charged particles in the Earth's magnetosphere.[2]

A Kosmos-2I 63SM carrier rocket was used to launch Kosmos 225 into low Earth orbit. The launch took place from Site 86/4 at Kapustin Yar.[3] The launch occurred at 21:29:54 GMT on 11 June 1968, and resulted in the successful insertion of the satellite into orbit.[4] Upon reaching orbit, the satellite was assigned its Kosmos designation, and received the International Designator 1968-048A.[5] The North American Air Defense Command assigned it the catalogue number 03279.

Kosmos 225 was the second of two DS-U1-Ya satellites to be launched, but the only one to successfully reach orbit; the DS-U1-Ya No.1 satellite having been lost in a launch failure, on 6 March 1968, due to a second stage malfunction, 216 seconds into its flight.[2][6] Kosmos 225 was operated in an orbit with a perigee of 255 kilometres (158 mi), an apogee of 512 kilometres (318 mi), an inclination of 48.4°, and an orbital period of 92.2 minutes.[7] It completed operations on 29 June 1968, before decaying from orbit and reentering the atmosphere on 2 November 1968.[7]

See also

  • 1968 in spaceflight

References

  1. 1.0 1.1 "World Civil Satellites 1957-2006". Space Security Index. http://www.spacesecurity.org/files/WorldCivilSats2006.xls. 
  2. 2.0 2.1 Wade, Mark. "DS-U1-Ya". Encyclopedia Astronautica. http://www.astronautix.com/craft/dsu1ya.htm. 
  3. McDowell, Jonathan. "Launch Log". Jonathan's Space Page. http://planet4589.org/space/log/launchlog.txt. 
  4. Wade, Mark. "Kosmos 2". Encyclopedia Astronautica. http://www.astronautix.com/lvs/kosmos2.htm. 
  5. "Cosmos 225". NSSDC Master Catalog. US National Space Science Data Center. https://nssdc.gsfc.nasa.gov/nmc/spacecraft/display.action?id=1968-048A. 
  6. Krebs, Gunter. "DS-U1-Ya". Gunter's Space Page. http://space.skyrocket.de/doc_sdat/ds-u1-ya.htm. 
  7. 7.0 7.1 McDowell, Jonathan. "Satellite Catalog". Jonathan's Space Page. http://www.planet4589.org/space/log/satcat.txt.