
In urma cu o saptamana, pe 26 aprilie, Rusia a lansat un nou satelit Glonass M. Plecata de la cosmodromul din Plesetsk la ora 05:23 GMT o racheta Soyuz 2 1b Fregat, a plasat pe orbita Pamantului la 08:55 GMT satelitul Kosmos 2485.
Soyuz 2-1b, o imbunatatire fata de versiunea clasica Soyuz 2-1a, aduce modificari substantiale ale sistemului de control prin instalarea unui modul suplimentar Fregat, marirea tractiunii treptei a treia prin inlocuirea clasicului RD110 cu un motor de tip RD124 si o noua capsula de transport cu volum sporit pentru incarcatura utila- fiind capabila sa transporte o masa de 3.6 tone pe o orbita de transfer geostationara. In mod normal pentru lansarile Glonass, Rusia foloseste racheta Proton M-Blok DM2 plasand simultan perechi de cate 3 sateliti Glonass M...
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