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Astronautics
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celestial reference
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English
Russian
by
celestial reference
астрономическая навигация
celestial reference
ориентирование по небесным светилам
celestial reference
астроориентир
celestial reference
system
система астроориентации
International
Celestial Reference
System
Международная небесная система координат
(ICRS
the_wanderer
)
navigation by
celestial reference
астронавигация
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