Minimize What is Swarm?
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Swarm is the fifth Earth Explorer mission approved in ESA's Living Planet Programme, and was successfully launched on 22 November 2013.

As part of the Third Party Missions programme, the e-POP instrument of the Canadian Space Agency's CASSIOPE mission joined the constellation in February 2018.

The research objectives of the Swarm mission is to provide the best-ever survey of the geomagnetic field and its temporal evolution as well as the electric field in the atmosphere using a constellation of 3 identical satellites carrying sophisticated magnetometers and electric field instruments.

Minimize Mission Operations News

Swarm thermo-optical properties of the satellites document updated

24 April 2020

The Swarm document on the thermo-optical properties of the satellites provides tables and technical drawings for aerodynamic and radiation pressure modelling. In the new revision, the absorptivity of the "Beta Cloth" and the "White Paint" were updated to more accurate values. Download version 2.1 of the document.

Recovery of past Swarm L1B data gaps

15 April 2020

Swarm L1B data gaps registered in the past have been recovered by using the last L1B operational processor. A full list of recovered Swarm data gaps is now available.

Minimize Mission Scientific Highlights
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Steve over the picket fence

27 November 2019

Strange ribbons of purple light that appeared in the sky – known as Steve – became the subject of debate in 2017, as their origins were unbeknown to scientists. Now, photographs of this remarkable phenomena have been studied to understand their exact position in the night sky.

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Tug-of-war drives magnetic north sprint

15 May 2019

As far as we know, Earth's magnetic north has always wandered, but it has recently gained new momentum and is making a dash towards Siberia at a pace not seen before. While this has some practical implications, scientists believe that this sprint is being caused by tussling magnetic blobs deep below our feet.

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Swarm DQW#9: Summary and Recommendation report now available

13 January 2020

We are pleased to inform the Swarm community that the Swarm 9th Data Quality Workshop (DQW#9) Summary and Recommendation report has been consolidated and is now made available.