Indian Regional Navigation Satellite System redenumit intre timp NavIC (Navigation with Indian Constellation) este un sistem regional, complementar GPS-ului American. 9 sateliti fac parte din constelatie, 7 activi si 2 de rezerva. Continuam discutia noastra despre IRNSS 1H, ultimul satelit al constelatiei, care nu a mai ajuns pe orbita, dupa un zbor gresit al rachetei PSLV.
Satelitii de navigatie indieni, spre deosebire de satelitii de navigatie din Europa, China, Rusia sau SUA (a caror masa este in jurul a 700 de kg, cu o capacitate redusa de manevrare, tocmai pentru ca beneficiaza de lansatoare puternice care ii pot transporta direct in orbita dorita), au un motor orbital puternic si suficient combustibil la bord pentru a putea compensa nevoia de manevrare post-lansare. Est...
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3D Navigation
Navigate and explore geographic data on 3D. We've created an interface to the Google Earth plugin that enables you to quickly access and explore locations
on Earth as well as in space. The rich interface allows you to easily switch or jump between the built-in coordinates on Earth, various planets, galaxies
and stars. The application will be under constant development and new locations and features will be added.
Currently available features provide the tools to visualize specific predefined coordinates like:
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