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VIKING was Sweden's first satellite and was launched on 22 February 1986. The satellite was launched from French Guiana together with the French satellite SPOT. They were launched on an Ariane 1 rocket. The instruments aboard VIKING could, among other things, take images on bouth the night and the day side auroras at the same time. The mass of VIKING was 538 kilos at launch.
Picture: Rymdbolaget
The picture shows VIKING, Sweden's first satellite
FREJA was launched on 6 October 1992. The satellite was launched from China on the rocket Long March 2C. On board FREJA there were instruments from Sweden, Germany, Canada and U.S.A. The instruments should, among other things, take auroral images and do accurate measurements of particles in the lower magnetosphere. FREJA had a mass of 214 kilos and was a so called mini-satellite, smaller than an average satellite but bigger than a micro-satellite.
Pictures: Rymdbolaget
The pictures shows the mini-satellite FREJA and its launch.
ASTRID-1 was launched on 24 January 1995. The Swedish micro-satellite was launched from Plesetsk in Russia on a Kosmos-3M rocket. Micro-satellite means that it is very small compared to most other satellites. ASTRID-1 had a total mass of only 27 kilos and was launched to, among other things, measure fast atoms. A second Swedish micro-satellite, ASTRID-2, was also launched on a Kosmos-3M rocket from Plesetsk, on 10 December 1998.
Pictures: Rymdbolaget
The pictures shows the micro-satellite ASTRID