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Sfera-53 (TEKh-44, Vektor-T)

Sfera-53

Sfera-53 (also known as TEKh-44 or Vektor-T) is a small, passive satellite to measure the atmospheric density. The 53 cm diameter sphere (hence the name) was transported on 1st August 2012 on Progress-M 16M to the ISS.

Release of Sfera was made during a spacewalk (EVA) in the aft-nadir from ISS utilizing a mechanism that was attached to it prior to the EVA. Deployment occurred on 20 August 2012 at 18:29 UTC. It re-entered in late November 2012.

Nation: Russia
Type / Application: Atmosphere density
Operator:
Contractors:
Equipment:
Configuration: 53 cm sphere
Propulsion: None
Power: None
Lifetime: 3 months
Mass: 8 kg
Orbit:
Satellite COSPAR Date LS Launch Vehicle Remarks
Sfera 53 (TEKh-44, Vektor-T) 1998-067CM 01.08.2012 TB LC-1/5 Soyuz-U with Progress-M 16M

References:

  • NSSDC Master Catalog: Sfera