Tuesday, June 23, 2015

Space, orbiting the satellite Sentinel-2A, “sentinel” of the Earth – Il Sole 24 Ore

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This article was published June 23, 2015 at 12:52.

It is in orbit satellite Sentinel-2A, the second satellite of the European environmental monitoring program Copernicus. It was launched from the European Space Centre in Kourou, in French Guiana, at 3.52 hours Italian.

The watchman of the Earth
The satellite offers a vision of the terrestrial environment, combining high resolution multispectral new capacity in order to monitor changes in soil, vegetation, provide information on water pollution and provide images of floods and volcanic eruptions. The information that will come from the mission Sentinel, said the ESA, will be used for agricultural and forestry products and to help manage food safety. The images of floods, volcanic eruptions and landslides, will contribute to the mapping of the disaster and to help humanitarian relief.

The satellite put into orbit by Vega
To carry into orbit the satellite was Vega (Vector European advanced generation), its fifth mission, pitcher for small loads It designed, developed and manufactured in Italy by Avio through its subsidiary ELV (30% owned by the Italian Space Agency ASI). Vega led to the target satellite Sentinel 2A, the second piece of the Observatory European Copernicus, who will carry out its functions “from sun-synchronous orbit at about 786 km from the earth.” Backed already four launches on time in just over three years, the launcher for small payloads developed by the European Space Agency is able to carry a payload mass of 300 to 1500 Kg, in low polar orbit reference at an altitude of 700 km.

The Copernicus program
Copernicus is an operational program led by the European Commission in collaboration with the European Space Agency (Esa). The Sentinel Copernicus provide remote sensing data of the earth for key operational services for Environment and Security.



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